This will make the gas expand.
这将使气体膨胀。
An optimum design criteria to make the gas-lock valve in the best operation condition is proposed.
提出了使锁气阀处于最佳工作状态的设计计算方法。
Jiang also accused developed nations of abandoning the principle reached in earlier accords, which require them to cut greenhouse gas emissions, but do not make the same requirement of developing countries.
VOA: standard.2009.12.16
You make the volume infinitely large, the density of the gas infinitely small.
密度无限小,气体分子之间的相互作用。
Make sure the gas is turned off.
一定要把煤气关了。
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