With microcomputer, a automatic measuring system of blast volume for the bursting gas pool in sewage treatment was built.
将微型计算机应用于污水处理过程中，构成一个曝气池鼓风量自动监测系统。
During lowering charge level with water spraying into the blast furnace, the gas is recovered and the charge level is judged by the blast volume not by special stock rod.
操作时采用空料线法(从炉顶打水)，回收高炉煤气，不安装特殊探尺，用风量判断料面行程。
You can play soft background music or blast it out at high volume for hours.
你可以播放轻柔的音乐背景或用高音量爆炸几小时。
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