Biological lipids originate from ketoacyl and isoprene groups.

生物脂质来源于酮脂酰和异戊二烯基团。

The monomer is butadiene or isoprene;

所述单体为丁二烯或异戊二烯；

One of these petroleum by-products is isoprene.

这些石油副产品之一便是异戊二烯。

Isoprene needs to be extremely pure to make synthetic rubber.

而异戊二烯必须极其纯净才能生产出合成橡胶。

A minute study on isoprene and its affecting factors is made.

对异戊二烯及其影响因子进行了详细研究。