The new pattern vapor source supplying system with simplified design, easy operation and safe in use.

新型气源供应系统，简化设计，操作简单，使用安全。

youdao

A typical transfer line for dewars is connected to a bayonet that provides a means of using product vapor pressure build-up or an external pressure source to remove the liquid.

用于杜瓦瓶的典型的转移管连接到卡口上，利用产品积累的蒸气压或外部的压力源来取出液体。

youdao

The personification of the primordial vapor that is the source of all life.

原始蒸汽的化身就是所有生命的源头。

youdao

And they are an exceptionally clean power source, producing only water vapor as waste.

CNN: GM takes step toward fuel-cell car

If you oxidize any hydrocarbon, you generally produce heat, carbon dioxide, and water vapor, assuming a relatively pure fuel source.

FORBES: On Romney's 'Rising Oceans', Time To Get A Bigger Boat