在工矿企业中，越发多的出产流程需求配备有效的除尘安装。
More and more production processes in the industrial sector are having to incorporate efficient dust removal equipment in their systems.
在工矿企业中大量地使用以交流电动机驱动为主的风机、水泵等设备。
A large of AC motor-driven fan and pump used in mining company.
此时，有五百多万人在工矿企业工作，还有三百万人正在建工厂和运输设施。
By then, more than five million persons were working in factories and mines. Another three million had jobs in the building industries and transportation.
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