The microstructural morphology of high vinyl polybutadiene (HVBR) and cis- polybutadiene rubber (BR) blends was observed by transmission electron microscope .

对高乙烯基聚丁二烯（HVBR）与顺丁橡胶（BR）共混胶进行了透射电镜观察。

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The physical properties of medium-vinyl butadiene rubber (MVBR) and its application in crown compound of bias truck tire were experimentally compared to those of BR.

试验对比中乙烯基聚丁二烯橡胶(MV BR)和BR基本物理性能和在胎冠胶中的应用效果。

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The application of a modified PVC (PVCR) partly instead of NR, BR or SBR in rubber hose and belt production was investigated.

考察了易与橡胶共混的改性聚氯乙烯树脂(PVCR)在通用橡胶(NR, BR和SBR)和胶管、胶带胶料中的应用情况。

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Remember the rubber band on the back of that mask?

还记得面具后面的橡皮筋不？

哈佛公开课 - 幸福课课程节选

A car is just some metal, plastic, rubber.

汽车就是铁，塑胶，还有橡胶组成的。

耶鲁公开课 - 死亡课程节选

And this is where the rubber hits the road.

这是论战真正开始的地方。

耶鲁公开课 - 政治哲学导论课程节选