Ypc alkene plant glycol device co2 removing system reconstruction .

扬子石化烯烃厂乙二醇装置二氧化碳脱除系统改造工程。

A hydrocarbon was known to be either an alkene or alkane .

某碳氢化合物已知可能是烯烃或是烷烃。

In their lab studies , 2-acp latched onto a type-2 alkene called acrolein and prevented the toxin from damaging nerve cells .

据实验室研究，2-acp能够附着于一种2型烯烃丙烯醛，并阻止其损伤神经细胞。

Two alkene of man is the important monomers of synthetic rubber and synthetic resin .

丁二烯是合成橡胶和合成树脂的重要单体.

Among them , pinene ( loose terpene , pai alkene ) volatile composition recovers tired function .

其中，α-pinene（松萜，蒎烯）挥发性成分有恢复疲劳的作用。