Despite a high octane rating and clean burning properties , propane costs about one-third less than gasoline .

尽管拥有较高辛烷值和燃烧清洁的特性，丙烷的成本却比汽油还要便宜三分之一。

An emptying propane tank outside provides the house 's only fuel .

房子外一个即将空空如也的丙烷罐是母子俩唯一的燃料。

Before his wife returned , mr. arredondo grabbed a hammer , a five-gallon can of gasoline and a propane torch from the garage .

在妻子到家前，亚瑞唐多从车库找到一把锤子、一罐五加仑的汽油和一只丙烷喷灯。

He said he has a pretty big propane tank buried in the ground , which can supply power for the entire house for about a week .

他说他在地下埋有一个相当大的丙烷储气罐，可以为整栋住宅供应约一个星期的电力。

The heat at such extreme depths causes the propane gel to heat up and vaporize .

极端深度中热量让这种丙烷凝胶体温度升高后蒸发。