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qian tan han jie zuo ye de zhi ye wei hai yu fang zhi
Author(s): 
Pages: 29
Year: Issue:  5
Journal: Occupation and Health

Keyword:  焊接作业熔化焊等离子焊焊接工艺局部加热电焊工尘肺危害与防治职业压力焊气焊;
Abstract: <正> 焊接是利用局部加热或加压等手段,使两个分离的金属形成一个整体的过程。它在建筑、机械、造船、国防等部门占有极其重要的地位。焊接工艺一般分为:熔化焊、压力焊、钎焊三大类。熔化焊又分为电焊、气焊、氩弧焊、等离子焊。目前以电焊、气焊应用最为广泛。
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