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关注:1
2013-05-23 12:21
求翻译:The microenvironment is pollution degree 3 if the insulation can be polluted by condensation from steam produced during normal use of the appliance是什么意思?![]() ![]() The microenvironment is pollution degree 3 if the insulation can be polluted by condensation from steam produced during normal use of the appliance
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