5508| 13
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請教:“軟管”及其接頭的具體尺寸上哪里去查,?測繪出圖需要給哪些尺寸,? |
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點評
應該有國標活機械標準之類的吧,,否則廠家的樣本怎么會通用呢
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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,浙公網安備33038202004372號 )
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