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1·Methane and propane are alkanes.

甲烷和丙烷是烷烃。《牛津词典》

2·Have enough propane and check your tank at times.

准备足够的丙烷，时不时检查一下油箱。

3·A cataluminescence(CTL) sensor for quantitative analysis of the explosive gases of propane and iso-butane in a mixture was proposed.

提出了一种用于定量分析混合气中丙烷和异丁烷爆炸性气体的催化发光（CTL）传感器。

4·I used propane to check for vacuum leaks.

我用丙烷检查有没有真空泄漏。

5·There are some propane based cars and Go-Karts.

可能还有些烧丙烷的汽车和卡丁车，但一时半会也搞不到。

6·These fuels include methane, propane and gasohol.

这些燃料，包括甲烷，丙烷和乙醇汽油。

7·Peter Torres' company sells trucks that run on propane.

卡车代理商彼得·托里斯销售以丙烷作燃料的卡车。

8·Its main components include propane butane and butylene.

主要成份是丙烷、丁烷、丁烯等。

9·Natural gas is composed of methane ethane propane and butane.

天然气由甲烷、乙烷、丙烷和丁烷组成。

10·Hydrocarbon gases usually propane or butane kept under pressure.

烃类气体，通常为储存于高压下的丙烷或丁烷。

(1)epoxy propane环氧丙烷