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壓力容器的設計壓力,設計溫度,腐蝕余量,無損檢測比例.水壓測驗.如何確定? |
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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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