2705| 4
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波紋管聯軸器兩端的黃銅片有什么作用? |
點評
大俠,波紋管成型的工具或設備您知道嗎?
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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