全面通风 meaning in Chinese

entirely ventilation
general air change
general ventilation

According to chinese industry standard ( jbj10 - 96 ) , the form of ventilation and dust removal in workshop which has changeable dust source is general ventilation
根据国家行业标准（ jbj10 - 96 ）规定，具有变动尘源的厂房要采用全面通风进行通风除尘。
As far as the large workshop with changeable dust is concerned , the general ventilation is expensive , depletive , and , at the same time , ca n ' t meet the request of environmental protection
但是，对于有变动尘源的高大厂房而言，采用全面通风不但运行费用高、耗能大，而且不能满足环保节能的要求。