| 1. | Synthetic rubber (sbr) is a copolymer of butadiene (75%) and styrene (25%) .
合成橡胶（SBR）是丁二烯（75）和苯乙烯（25）的共聚物。 |
| 2. | Charge-separated resonance structures do not contribute very much to the resonance hybrid of butadiene .
电荷分离的共振结构对丁二烯没有很大的贡献。 |
| 3. | Polybutadiene is changed to an aziridinyl compound (polybutadieneimine) by a series of reactions .
聚丁二烯经一系列反应转变成丙啶基化合物（聚丁二烯亚胺）。 |
| 4. | Polybutadienes, epoxy resins, and similar polymers may be used while they are in the viscous or liquid state of prepolymerization .
聚丁二烯，环氧树脂及类似聚合物在粘性状或液体预聚态都是可用的。 |
| 5. | To illustrate some of the features of the equilibrium phenomenon, let us look at the reaction in which cyclobutene is isomerized to 1.3-butadiene .
为了说明平衡现象，让我们看一下环丁烯异构成13一丁二烯的反应。 |
| 6. | Standard specification for styrene - butadiene sheeting
苯乙烯-丁二烯薄膜标准规范 |
| 7. | Standard guide for analysis of 1 , 3 - butadiene product
1 , 3 -丁二烯制品分析的标准指南 |
| 8. | Health standard for chloroprene in the air of workplace
车间空气中氯丁二烯卫生标准 |
| 9. | Abs acrylonitrile - butadiene - styrene plastics extrusion plates
丙烯腈-丁二烯-苯乙烯 |
| 10. | Acrylonitrile - butadiene rubber - evaluation procedure
丙烯腈-丁二烯橡胶nbr评价方法 |
