gas void fraction

• 含气率

gas void fraction的用法和样例：

例句

1. However, due to the low temperature in winter, the rate of gas production in the marsh gas tank becomes lower, even the marsh gas tanks are frosted.
   但我国北方冬季气温低，导致沼气池产气率低，甚至出现冻裂池体等现象。
2. Distribution of reaction zones affects the heating value of producer gas and the rate of gas generation, as well as tar content and particulates.
   气化炉内之反应区分布状况不但会对产气热值与产气率产生影响，同时也会影响焦油与粒子之生成量。