Crews were cautious though because propane tanks were resting on the roof.

The situation of hydrogen production from propane is summarized.

摘要综述了丙烷催化转化制氢的国内外发展状况.

How come we've been using propane, and nobody knew?

为什么我们实际上已经在使用丙烷, 但是确没人知道?

The bomb in the sport utility vehicle included propane tanks, gasoline and fireworks.

多功能运动休闲车里面的炸弹包括丙烷罐, 汽油和烟火.

So, why should I fill my gun with propane instead of green gas?

那么为什么我要用丙烷来替代绿气?

Combustion systems can fire on natural gas or propane.

燃烧系统可使用天然气或丙烷.

The bomb in the sport utility vehicle included propone propane tanks, gasoline and fireworks.

汽车中的炸弹是由丙烷罐, 汽油和爆竹制成的.

If you use green gas, you are already using propane.

如果你已经在用绿气了, 实际上你已经在用丙烷了.

Green gas and fuel propane are primarily propane so they all perform similarly in the end.

绿气和燃料丙烷的成份就是丙烷,所以性能相同.

How come green gas smells different than fuel propane?

为什么绿气闻起来和燃料丙烷不同?

Propane and other gases are sometimes used on smaller sizes.

小范围的加热有时也可以采用丙烷或其他气体.

So it's really propane ? How can you be sure?

那么你怎么确定它就是 丙烷 的呢?

By itself, propane has very little smell.

而丙烷本身的味道很小.

Main product is epoxy propane.

主要产品为环氧丙烷.

To give impetus to; propel.

给予推动力; 推动.

One of our students was unable to propel her wheelchair up the ramp.

我们有名学生无法把她的轮椅推上坡道。

Therefore, it will propel or hinder their development in future.

这些特征将继续推动或制约这类殖民地形成的国家的未来发展.

To propel something, especially a ball, in a high arc.

将(球)高击:将某物, 尤指球, 推入高弧线.

As long as that's the case, this will continue to propel gold higher.

倘若如此, 这些因素都将继续推动金价走高.

mechanically propelled vehicles

机动车辆

We can accomplish humanism management through various means and propel enterprise's innovation forward.

可以通过多种途径实现企业内的人本管理,以此推动企业创新.