求翻译：摘　要：通过对矿区综合防尘情况进行分析，找出防尘技术存在的问题。提出了综采、综放工作面液压支架架间安装二次负压降尘技术；综掘工作面采用除尘风机和附壁风筒组成的封闭式控尘系统；采掘工作面防尘用水使用湿润剂；炮掘工作面使用湿式喷浆；深孔煤层注水采用加压泵，在矿山压力静压区(原始应力带)进行动压注水，动压区(卸压带)进行静压注水相结合的混合式注水技术。是什么意思？

Abstract: The dust situation of the mining area were analyzed to identify the problems of dust technology. Mechanized mining, fully mechanized caving face hydraulic support installation of the second negative pressure dust suppression technology; fully mechanized excavation face with a dust blower a

Summary: through the mining area for an analysis of an integrated dust dust technology to identify the problem. A Comprehensive Social Security Assistance (CSSA in mining, hydraulic support surface between the two negative pressure drop dust technology; the dig face with dust blower and wall of wind

Abstract: Through carries on the analysis to the mining area synthesis dustproof situation, discovers the dustproof technical existence the question.Proposed the synthesis picks, the synthesis puts the working surface hydraulic pressure support bay to install two time negative pressure falling dust

Summary: through the analysis of comprehensive dust control in mining areas, identify problems in dust control technology. Made has comprehensive mining, and comprehensive placed face hydraulic bracket frame between installed II times negative pressure dust technology; comprehensive dug face used du

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