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ICS13.160;25.140.10J48中华人民共和国国家标准GB/T26548.4—2020/ISO28927-4:2010手持便携式动力工具振动试验方法第4部分:直柄式砂轮机Hand-heldportablepowertools—Testmethodsforevaluationofvibrationemission—Part4:Straightgrinders(...
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