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1·The vital capacity is a breath biggest ventilation quantity, in a sense may reflect the breath function potential power.

肺活量是一次呼吸的最大通气量，在一定意义上可反映呼吸机能的潜在能力。

2·The density control of gas and coal dust is done through optimal allotment of the ventilation quantity in the coal mine well.

煤矿井下瓦斯和煤尘的浓度控制是通过煤矿井下通风量的优化分配实现的，是实现煤矿安全生产的关键环节。

3·In case of meeting the dust collecting efficiency of the system, the economical ventilation quantity was determined making the system to be operated under economic condition.

在满足系统除尘效率的情况下，确定了除尘器经济入口风量，使系统经济运行。

4·A proposal for control of airflow in a mine fire is proposed by optimization of air quantity in a ventilation network.

提出了用通风网络风量优化计算的方法求解矿井火灾时期的风流控制方案。

5·The Face ventilation systems and airflow quantity influence the goaf gas emission to a considerable extent. This influence is quantitatively analysed by means of model experiment.

工作面通风方式和风量对采空区沼气涌出量的影响不容忽视，作者通过模型实验对这种影响进行了定量分析。

6·The proposed model is suitable for wind quantity computation with complex ventilation structure of electric machines.

模型适用于复杂通风结构电机的风量计算。

7·The design, apparatus and results of the experiment are shown. The modification of goaf gas emission under the conditions of several common face ventilation systems and airflow quantity is given.

本文介绍了实验方法、装置和结果，提出了关于风量以及常见的几种工作面通风方式对采空区沼气涌出量影响的修正方法和系数。

8·The proposed model is suitable for wind quantity computation with complex ventilation structure of electric…

模型适用于复杂通风结构电机的风量计算。