001-1772-焊接用固化保护气体
详情
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类号 L01 |
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项目编号 001-1772 |
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项目名 焊接用固化保护气体 |
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项目名(en) Solidified protective gases for welding |
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项目名(es) Gases protectores solidificados para soldadura |
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说明 Gas for welding is acceptable wording in Class 1; further specification is acceptable, but it is not required. |
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类型 goods |
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状态 X |
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生效日 25 6月 2015 8:00 am |
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版本 07-1997 |