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。
This is easy to construct in a backyard workshop with welding and plate-metal engineering facilities because of it's simplicity.
这是很容易构造在与钢板焊接和金属工程设施后院车间由于它的简单性。
This is easy to construct in a backyard workshop with welding and plate-metal engineering facilities because of it's simplicity.
这是很容易构造在与钢板焊接和金属工程设施后院车间由于它的简单性。
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。
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。
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