The ventilation and dust removal in welding workshop are important protects for the labors.
车间的通风除尘是对作业人员非常重要的劳动保护措施之一。
Welding smoke and dust dispersing in workshop influence peoples health directly; adopting divided layer blowing can improve effectively.
焊接烟尘弥散悬浮在车间，直接影响人体健康，采用分层送风方式可有效改善这一点。
Welding smoke and dust dispersing in workshop influence peoples health directly; adopting divided layer blowing can improve effectively.
焊接烟尘弥散悬浮在车间，直接影响人体健康，采用分层送风方式可有效改善这一点。
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