•styrene

styrene 发音

英：['staɪriːn]　　美：['stɪrin]

英：　　美：

styrene 中文意思翻译

styrene 短语词组

1、poly styrene ─── [机] 聚苯乙烯

2、straight styrene-butadiene rubber ─── [化] 普通丁苯胶(无油无炭黑丁苯胶)

3、butadiene-styrene-vinylpyridine rubber ─── [化] 丁苯吡橡胶

4、acrylonitrile-styrene copolymer ─── [化] 丙烯腈-苯乙烯共聚物

5、carbo-oil (loaded) butadiene styrene rubber ─── [化] 充炭黑充油丁苯橡胶

6、styrene bromohydrin ─── [化] β-溴-α-苯乙醇

7、styrene chlorohydrin ─── [化] β-氯-α-苯乙醇

8、acrylonitrile-butadiene-styrene ─── 丙烯腈丁二烯苯乙烯聚合物

9、methacrylate-butadiene-styrene copolymer resin ─── [化] MBS树脂

10、hot styrene-butadiene rubber ─── [化] 高温丁苯橡胶

11、acrylonitril butadiene styrene resin ─── [建] 丙烯-丁二烯-苯乙烯树脂

12、acrylonitrile-acrylic ester-styrene resin ─── [化] AAS树脂

13、hot styrene rubber ─── [化] 高温丁苯橡胶

14、styrene dibromide ─── [化] α,β-二溴乙基苯

15、oil-extended styrene-butadiene rubber ─── [化] 充油丁苯橡胶

16、nitro-styrene ─── [化] 硝基苯乙烯

17、cold styrene(-butadiene )rubber ─── [化] 低温丁苯橡胶; 冷聚丁苯胶

18、chloro-styrene ─── [化] 氯苯乙烯; 氯乙烯基苯

19、butadiene-styrene copolymer ─── [化] 丁二烯-苯乙烯共聚物

styrene 相似词语短语

1、isoprene ─── n.[有化]异戊二烯；橡胶基质

2、polystyrene ─── n.[高分子]聚苯乙烯

3、serene ─── adj.平静的；安详的；清澈的；晴朗的；n.平静；晴朗；vt.使平静

4、stylee ─── 风格

5、gyrene ─── 海军陆战队队员

6、stelene ─── 星星

7、Cyrene ─── n.昔兰尼（利比亚著名古城）；古利奈（非洲北部城市，临地中海）

8、pyrene ─── n.[有化]芘；嵌二萘

9、threne ─── 丁烯

styrene 常见例句（双语使用场景）

1、The cyanate Resin is modificated by styrene and divinyl benzene,which are called active diluent. ─── 以苯乙烯和二乙烯基苯作为氰酸酯树脂的活性稀释剂,得到粘度低、贮存稳定性好的改性树脂体系。

2、Diphenylmagnesium bromide did not initiate styrene in dichloromethane and tetrahydrofuran either adding oxygen or not. ─── 同时考察了溶剂是二氯甲烷和四氢呋喃时，无论加不加氧气，苯基溴化镁均不能引发苯乙烯聚合。

3、Tomorrow I'll back it up with more styrene strips. ─── 明天我将它备份起来，与更多的苯乙烯带。

4、Domestic methanol, ethylene, and styrene prices also strengthened as typhoon Zhenzhu caused delays of import shipments. ─── 国内甲醇，乙烯和苯乙烯价格仍然在上涨，因为台风珍珠延缓了进口。

5、Reaction of the liner poly[styrene(lodoso diacetate)] with p-toluenesulfonic acid afforded the poly[4-hydmxy(tosyloxy) iodo] styrene. ─── 摘要用线型聚苯乙烯负载二酯酸碘与对甲苯磺酸反应制得了聚苯乙烯负载羟基对甲苯磺酰氧基碘;

6、The method for improving surface wettability of styrene butadiene rubber using microwave plasma is provided in this paper. ─── 介绍了一种用微波等离子体处理消声瓦橡胶以提高表面湿润性的方法,并用蒸馏水和醇对接触角进行测定。

7、ABS acrylonitrile - butadiene - styrene, for a light-yellow granular or bead-like resin opaque, non-toxic, tasteless, low water absorption. ─── ABS丙烯腈-丁二烯-苯乙烯,为浅黄色粒状或珠状不透明树脂，无毒、无味，吸水率低。

8、Dehydrogenation of ethylbenzene to styrene using a mixed type catalyst was described. ─── 介绍乙苯脱氢制苯乙烯时使用混合催化剂的情况。

9、The current production technology of styrene,as well as its development trend and supply/demand situation at home and abroad were briefly introduced. ─── 本文对国内外苯乙烯生产技术现状、发展动向以及市场供需状况作了概要叙述。

10、Abstract: The effect of the emulsifier styrene maleic anhydride copolymer （SMA） on the emulsification and encapsulation of melamine formaldehyde resin microcapsule was studied. ─── 摘 要: 以苯乙烯马来酸酐的共聚物树脂作为乳化剂，研究了其对形成蜜胺甲醛树脂微胶囊的乳化和成囊的作用机理。

11、He often works with styrene to make his own custom parts. ─── 他经常与苯乙烯，使他自己的自定义部分。

12、The method was to make styrene,butadiene,and a unsaturated tertiary amine polymerize,then make the molecules react with the cross linking agent. ─── 先使丁二烯、苯乙烯与可聚合的不饱和叔胺单体共聚,再加入含活性卤基的有机物使分子链交联,经充油、凝聚、干燥等后处理工艺而得。

13、By means of the swelling and seepage of Styrene (St) to PVC film, St was grafted onto PVC film by the initiation of BPO . ─── 利用苯乙烯 (St)对聚氯乙烯 (PVC)的溶胀渗透 ,在过氧化苯甲酰 (BPO)的引发下发生接枝共聚反应 .

14、The effect of the emulsifier styrene maleic anhydride copolymer(SMA) on the emulsification and encapsulation of melamine formaldehyde resin microcapsule was studied. ─── 以苯乙烯马来酸酐的共聚物树脂作为乳化剂,研究了其对形成蜜胺甲醛树脂微胶囊的乳化和成囊的作用机理。

15、Thermoset butadiene styrene resin which only consists of hydrocarbon was added into DAIP to decrese the density of the ester,so its water resistant properties could be improved. ─── 加入热固性丁苯树脂可降低DAIP树脂的酯键密度 ,提高其耐水性。

16、I'm hoping to get gray styrene. ─── 我希望得到的灰色苯乙烯。

17、The plural alcohol and the plural acid react to produce polyster and the polyster dissolves in styrene to produce unsaturated polyster resin. ─── 多元醇和多元酸发生缩和反应生成聚酯,聚酯溶解于苯乙烯制成不饱和聚酯树脂。

18、The process of ethylbenzene dehydrogenation is a mainly method for the production of styrene nowadays. ─── 乙苯脱氢技术是苯乙烯的主要生产方法。

19、The invention relates to an isotactic polypropylene capped with a styrene group and a preparation method thereof. ─── 本发明涉及一种以苯乙烯基团封端的等规聚丙烯及其制备方法。

20、Creation: Production of 1 kg of PS requires the equivalent of about 2 1/4 kg of oil (raw material and energy). Styrene monomers are harmful to health. ─── 制造:生产1千克ps需相当于约2.25kg油的原料或能源

21、The styrene processes are introduced and the choice advices about styrene process for chemical plastic plant convey project are given. ─── 介绍了苯乙烯装置工艺技术,对化工塑料厂搬迁项目苯乙烯装置工艺技术选择提出了建议。

22、This paper relates a lab research job of preparation of PSNAMA terpolymer by terpolymerization of styrene cationic nitrogen compound with acrylamide and acrylic acid. ─── 本文叙述了在苯乙烯分子上引入正氮离子形成苯乙烯正氮离子化合物，用以同丙烯酰胺、丙烯酸三元共聚合，获得三元共聚物（PSNAMA）的实验室研究工作。

23、The versatility of ABS is derived from its monomer building blocks Acrylonitrile Butadiene and Styrene. ─── ABS的多功能性来源于其三种组成单体丙烯睛丁二烯和苯乙烯.

24、Systematicstudy was made of the factors influencing tensile property for styrene-acrylic(SA) emulsion-cement compounded waterproof coating. ─── 本文就影响苯丙乳液-水泥复合防水涂料拉伸性能的诸多因素进行了系统的研究。

25、The study of the modification of SAN resin was carried out by means of the copolymerization of methyl acrylate with styrene and acrylonitrile. ─── 摘要采用悬浮法使丙烯酸甲酯、苯乙烯、丙烯腈进行三元共聚合反应，以对SAN树脂进行改性研究。

26、Styrene (St) was dispersed into PP by means of ultrasonic wave,and due to the swelling and seepage of St to PP,St was grafted onto PP by the initiation of BPO. ─── 利用超声波把苯乙烯（St）分散到聚丙烯（PP）中，利用苯乙烯对聚丙烯的溶胀渗透，在过氧化苯甲酰（BPO）的引发下发生接枝反应。

27、The most representatives members are organic chlorine substance, e.g.dioxins, DDT,PCB,and plastic substance such as styrene, polystyrene, bisphenol A, DENP, etc. ─── 最具代表性的是有机氯类物质如二恶英、DDT、多氯联苯(PCB);

28、Emulsion polymerized styrene butadiene rubber. ─── 丁二烯、苯乙烯在乳液体系中进行共聚制得的橡胶。

29、Graft emulsion copolymerization of styrene acylic and ethylsiloxane ploymer oil was synthesized,the structure of product was characterized via IR. ─── 在苯乙烯-丙烯酸酯乳液共聚反应后期,加入少量乙烯基硅氧烷,制得改性苯丙乳液,通过红外光谱初步确定了聚合物结构。

30、The factors which influence the mechanical strength of the catalyst for ethylbenzene dehydrogenation to styrene with low potassium were discussed. ─── 摘要考察了各种因素对低钾乙苯脱氢制苯乙烯催化剂机械强度的影响。

31、Unsaturated polyester(UP) crosslinked by styrene has poor toughness.In this paper, diallyl phthalate (DAP) was used as co-crosslinking agent with styrene for toughening UP. ─── 摘要针对苯乙烯固化的不饱和聚酯韧性差的问题，研究采用了适用于高温固化的邻苯二甲酸二烯丙酯(DAP)作为不饱和聚酯的共交联剂。

32、This paper introduces the study of styrene acrylic emulsion on surface sizing. ─── 对苯乙烯/烯酸乳液在表面施胶中的作用进行了研究。

33、The influence of different MMT to polymer torque was compared, MMT modified by styrene monomer has the largest effect to polymer torque. ─── 同时比较了不同改性的蒙脱土对聚合物扭矩的影响，苯乙烯单体插层聚合改性的蒙脱土对聚合物体系扭矩影响最大。

34、C60Cl20 was also used as a novel coupling agent in n-BuLi initiating anionic polymerization of butadiene (Bd) and styrene (St) in the first instance. ─── 以C_(60)Cl_(20)/CuCl/Bpy为引发体系在甲苯中于130℃引发苯乙烯聚合，其中各组分摩尔比为C_(60)Cl_(20)/CuCl/Bpy/St=0.05/1/2/100。

35、Polymers of styrene, in primary forms. ─── 初级形状的苯乙烯聚合物。

36、"Polymerization of any unconverted styrene and diolefins is accelerated at the dew point condition. ─── "在露点条件下苯乙烯和二烯烃的聚合反应会加速进行。

37、Both Ti-MSU-1 and Ti-MSU-2 molecular sieves showed catalytic activity to oxidation reaction of styrene. ─── 两种Ti MSU分子筛均对苯乙烯具有催化氧化性能 .

38、The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde. ─── 发现该工艺中主要生成苯甲醛，少量副产物是环氧苯乙烷和苯乙醛等。

39、Butadiene delivers toughness and impact and the Styrene component provides ABS with rigidity and processability. ─── 丁二烯提供韧性和冲击性能;

40、Sheets sized with styrene copolymers showed better ink hold-out for cambogia and soot-ink, but less than ideal hold-out for indigo and carmine. ─── 使用苯乙烯共聚合物的上胶纸，对藤黄及墨汁之托色尚佳，对花青及洋红之托色效果不尽理想。

41、Lu Y Y,El-Aasser M S, Vanderhoff J W.Dispersion polymerization of styrene in ethanol[J ].J Polym Sci Polym Phys, 1988,26:1187. ─── 曹同玉,戴兵,戴俊燕,等.分散聚合机理及动力学研究[J].高分子材料科学与工程,1998,14(1):31.

42、The effects of rubber content;initiation methods and rubber types on the kinetics of bulk graft copolymerization of styrene onto rubber were studied. ─── 摘要研究了橡胶含量、引发方式和橡胶种类对橡胶接枝苯乙烯本体共聚合动力学的影响。

43、The world styrene market is carrently in and is expect to be in the future,it is discussed to the capacity, the sup-ply/demand balances and production casts ect. ─── 分析近十年来世界及世界各国苯乙烯能力增长、市场供求关系、生产成本等情况,预测未来几年内发展趋势。

44、Briefing production technology of Styrene -Butadiene Rubber advancement,it analyzes domestic market demand of Styrene-Butadiene Rubber. ─── 介绍了丁苯橡胶生产技术进展,并对国内丁苯橡胶的市场需求进行了分析。

45、Formed in 1966, the company specializes solely in manufacturing caskets and urns made out of high-impact styrene plastic. ─── 赫伊宠物棺材公司创办于1966年，专门利用高冲压的苯乙烯塑料制造宠物棺材和骨灰盒。

46、In this paper, a kind of two component adhesive was prepared by modifying PVAc emulsion with polyaryl polyisocyanate and carboxylic styrene butadiene latex. ─── 为了改善聚醋酸乙烯乳液胶粘剂的耐水性、耐热性、耐寒性和乳液稳定性差,蠕变性大及粘接强度低的缺点。

47、One judge said she had already dealt with a similar case when styrene spilled out of rail car near Cincinnati. ─── 一位法官说，她之前处理过类似的案子，那次是苯乙烯从辛辛那堤市附近的一节火车车厢溢出来。

48、Abstract： The ternary copolymerization of styrene, methylmethacrylate and sulfur dioxide was studied in this paper. ─── 摘要： 本文研究了苯乙烯、甲基丙烯酸甲酯、二氧化硫三元共聚合反应。

49、A stable emulsion could be prepared by graft copolymerization of starch gelatinized and oxidized with styrene in presence of initiator. ─── 在引发剂引发下,经糊化氧化处理后的淀粉和苯乙烯接枝共聚可制得稳定的乳液。

50、Diphenylmagnesium bromide did not initiate styrene in dichloromethane and tetrahydrofuran either adding oxygen or not. ─── 同时考察了溶剂是二氯甲烷和四氢呋喃时，无论加不加氧气，苯基溴化镁均不能引发苯乙烯聚合。

51、Secondly, Br-TEMPO was used to mediate the polymerization of styrene, rendering macroinitiator PS-Br. ─── (2) 利用Br-TEMPO首先调控苯乙烯的活性聚合，得到了大分子引发剂PS-Br。

52、Styrene butadiene rubber (SBR) was cyclized with the aid of cationic catalyst system based on diethylaluminum chloride(Al) and benzyl chloride(RCl). ─── 应用一氯二乙基铝和苄基氯催化剂体系进行了丁苯橡胶的阳离子环化反应。

53、Textile glass chopped-strand mats for reinforcement of plastics. Determination of time of dissolution of the binder in styrene. ─── 纺织玻璃纤维.增强塑料用的短丝玻璃纤维.粘合剂吞苯乙烯中溶解时间的测定

54、The results of kinetic study and GPC analysis both show that the bulk polymerization of styrene can be controlled effectively when BDB is used as chain transfer agent. ─── 动力学和GPC分析均表明以BDB为链转移剂时苯乙烯本体聚合的可控性最好。

55、This paper briefly deasls with the comprehensive utilization of waste polystyrene plastics, such as adhesion agent, styrene monoer collection, paint and plasticity agent. ─── 本文简要叙述了废旧聚苯乙烯塑料在粘合剂、回收苯乙烯单体、涂料、增塑剂等方面的综合利用。

56、The data showed that more styrene was absorbed than tetrachloroethylene at low-exposure. ─── 同时用代谢动力学参数外推出在不同的暴露浓度下其代谢物的消除量。

57、Slurry or bulk homopolymerizations of ethylene, propylene, 1-butene, 1, 4-butadiene and styrene with various modified supported ZN catalysts have been studied in detail. ─── 本文综述了研制多功能ZN催化剂用于乙烯、丙烯、1-丁烯、苯乙烯、1,4-丁二烯进行液相均聚反应和二元、三元共聚反应,以及对制得的产物的结构和性能进行表征。

58、Besides, it can be lubricant and release as styrene resin, PF resin etc. ─── 具有抑制初期着色、耐硫磺污染、润滑性好的优点。

59、Styrene is driven off during cure. ─── 在固化过程中，苯乙烯完全挥发。

60、The first world-scale ethylene plant built in China was based on Lummus technology, so are approximately 60% of the ethylene and 60% of the styrene produced in China. ─── 中国第一套世界级规模乙烯装置就是基于ABB鲁玛斯公司的专有技术兴建，中国大约60%的乙烯和60%的苯乙烯产量是采用ABB鲁玛斯的工艺生产的。

61、The new type of emulsive elastic waterproof coating is made of Chlorsulfonated Polyethylene and butadiene styrene emulsion,emulsifying agent,plasticizer,and fly ash,etc. ─── 介绍了以氯磺化聚乙烯和丁苯等乳液为基料,以粉煤灰为填料的新型乳液弹性防水涂料的组成及特点。

62、Maleic anhydride(MAH) and styrene(St) melt-grafting onto polypropylene(PP) was conducted in haake torque rheometer and twin screw extruder. ─── 在哈克流变仪和双螺杆挤出机对苯乙烯(St)/马来酸酐(MAH)/聚丙烯(PP)熔融接枝进行了研究。

63、METHODS Headspace GC was used to determine the skellysolve B,benzene,methylbenzene,styrene in Peristrophe baphica extraction. ─── 方法采用顶空气相色谱法对树脂残留物正己烷、苯、甲苯、二甲苯、苯乙烯进行检测。

64、The company has operations: chemical products, construction products, such as: styrene, toluene, aluminum-plastic plate, strip, and so on. ─── 公司主要经营业务有：化工产品，建筑产品等，如：苯乙烯，甲苯，铝塑板，带钢等等。

65、Catalytic dehydrogenation of ethylbenzene is an important method for production of styrene. ─── 乙苯催化脱氢是生产苯乙烯的主要方法。

66、The paper indicates that nationaliz ation of shell materials of styrene r eactor is feasible after making comp arison with imported styrene reactor materials. ─── 对苯乙烯反应器壳体所采用的进口及国产材料进行了分析比较,证明了苯乙烯反应器壳体材料国产化的可行性。

67、In this paper, the world-wide production technology of styrene is analyzed, and its domestic technologic development is proposed. ─── 摘要本文分析了苯乙烯技术的发展前景，提出我国苯乙烯技术发展的意义和建议。

68、The preparation and properties of the copolymers of Styrene acrylic acid and methyl methylacrylate are introduced. ─── 介绍苯乙烯、丙烯酸与甲基丙烯酸甲酯共聚物的制法及其粘合性能。

69、The catalysts,cocatalysts and polymerization mechanism of syndiotactic polymerization of styrene will be discussed in this review. ─── 本文将综述用于苯乙烯间规聚合的催化剂、助催化剂以及聚合机理。

70、Introduced the applied instance of heat-exchangers on styrene equipment, analyzed the failure reason and reviewed the reconstructive course of the equipment. ─── 摘要介绍了进口的苯乙烯装置过热器组在生产应用中出现的问题，对失效的原因进行了分析，回顾了历次设备改造的过程。

71、Water injection system were used in removing unreacted styrene from polystyrene,The main factory of effecting residual monomer content of polystyrene were discussed. ─── 在聚苯乙烯生产装置投用注水系统进行脱挥,分析了聚苯乙烯残留单体含量的主要影响因素;

72、The stench of indoor air material mainly ammonia, methyl Liu Chun, hydrogen sulphide, methyl Erliu three methyl amine, aldehyde, styrene. ─── 室内空气中的恶臭物质主要有氨、甲基硫醇、硫化氢、甲基二硫三甲基胺、乙醛、苯乙烯等。

73、The paper summarizes the production and market of Styrene Butadiene Rubber at home, analyzes and forecaststhe development trend. ─── 本文综述了近年来我国丁苯橡胶的生产及市场情况。并对丁苯橡胶的市场发展趋势进行了分析和预测。

74、In this paper,the world-wide production technology of styrene is analyzed,and its domestic technologic development is proposed. ─── 本文分析了苯乙烯技术的发展前景，提出我国苯乙烯技术发展的意义和建议。

75、The determination methods of using optics and PGC to the styrene content in copolymper and its products were related. ─── 叙述了应用光学法和裂鲜色谱法对丁苯橡胶中苯乙烯含量的测定方法。

76、Removing Phenylacetylene(PA) from crude styrene is an important step in producing high quality styrene (ST) monomer. ─── 去除苯乙烯(ST)中的苯乙炔(PA)是生产高品质苯乙烯单体产品的重要环节。

77、The storage stable styrene butadie ne rubber(SBR)modified asphalts were prepared wit h the addition of stabilizer by reactive blending. ─── 在丁苯橡胶(SBR)改性沥青时加入稳定剂,运用反应共混方法研制出了高性能、高温贮存稳定的SBR改性沥青。

78、Toughening effects of polyphenyl elastomer, ABS, polyolefin elastomer and styrene resins on PS were studied with PS466F as matrix. ─── 以聚苯乙烯 (PS) 46 6F为基体树脂 ,研究了不同抗冲击改性剂 :类苯乙烯弹性体、ABS、POE和苯乙烯类树脂对PS的增韧效果。

79、A kind of crosslinking modified organic glass was prepared by mold copolymerization of methyl methacrylate, styrene, methacrylic acid with divinylbenzene as crosslinking agent. ─── 以二乙烯基苯为交联剂,由甲基丙烯酸甲酯、苯乙烯、甲基丙烯酸模型浇铸共聚,制得了一种交联型改性有机玻璃。

80、The multicomponent copolymerized emulsion was prepared by emulsion copolymerization with methyl methacrylate,butyl acrylate,styrene and acrylic acid as copolymerized monomers. ─── 以甲基丙烯酸甲酯、丙烯酸丁酯、苯乙烯和丙烯酸为共聚单体,经乳液共聚合反应制得四元共聚乳液。

81、Heck coupling ( p -bromoacetophenone or p -bromoanisole and styrene) under Cs 2 CO 3 reaches 76% yield. ─── 啥米联轴器(苯溴苯磷或溴、苯乙烯)根据联合政务23产量达到76%.

82、The versatility of ABS is derived from its monomer building blocks Acrylonitrile, Butadiene and Styrene. ─── ABS的多功能性来源于其三种组成单体丙烯睛,丁二烯和苯乙烯.

83、The poly(styrene co maleic anhydride)(SMA) was modified by some fluorescent organic molecules 2 amino benzimidazol to prepare the fluorescent polymers(SMI). ─── 2氨基苯并咪唑与苯乙烯马来酸酐共聚物(SMA)反应,经脱水闭环制得聚苯乙烯马来酰亚胺聚合物(SMI)。

84、They may be modified by the addition reaction of other monomers, such as styrene or acrylic esters. ─── 它们可以被加以其它单体而改性，如苯乙烯、丙烯酸酯。

85、The free-radical polymerization of perdeuterated styrene (ST-D 8) with high conversion (>85%), which was initiated by 2,2-azobis-iso-butyronitrile (AIBN), was investigated. ─── 以偶氮二异丁腈（AIBN）为引发剂，首次研究了高转化率（＞85%）下，温度、引发剂用量等对全氘代苯乙烯自由基本体聚合反应的影响。

86、This paper introduced the progress in studies on metallocene catalysts and their applications in the polymerization of ethylene, propylene, styrene and the like. ─── 介绍了茂金属催化剂的研究进展及茂金属催化剂在乙烯、丙烯和苯乙烯等聚合反应中的应用。

87、The oxidation of styrene and oxidation of tert-butanol were studied as model reactions. ─── 所选择的反应分别是苯乙烯的氧化和叔丁醇的氧化。

88、The graft terpolymer ACS resin formed from monomer acrylonitrile (AN) and styrene (St) in the presence of CPE was synthesized by suspension polymerization. ─── 将丙烯腈 (AN)、苯乙烯 (St)在氯化聚乙烯 (CPE)存在下进行悬浮接枝共聚 ,获得了ACS树脂 .

89、The inhibition and retardation effects of N,N-diethylhdroxyamine (DEHA) on free radical polymerization of styrene were investigated by dilatometry. ─── 利用膨胀计研究了二乙基羟胺(DEHA)对苯乙烯自由基聚合的阻聚和缓聚作用。