求翻译：连同作业产生的粉尘在抽出式风筒的负压作用下，随抽出式风筒排出，最后经除尘净化装置对其进行净化是什么意思？

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Along with job dust from the pull-out, and the negative-pressure, with the pull-out, and drain, and finally the dust purification unit to clean up

The dust produces which together with the work in extracts the type wind tunnel under the negative pressure function, along with extracts the type wind tunnel to discharge, finally passes through the dust removal refining equipment to carry on the purification to it

Along with the job of dust under the action of negative pressure in the exhaust duct, with the exhaust air duct from the last dust purification equipment to purify

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