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工業(yè)超聲波焊接設(shè)備對身體有害嗎 |
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點評
超聲波焊接沒有強度和照射,你是不是看成紫外線了
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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