2387| 3
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船用液壓絞車試驗臺設計(求助) |
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點評
液壓絞車安裝完成后,,把絞車安裝到試驗平臺上,,鋼絲繩出卷筒后經過四組定滑輪轉向起吊砝碼,分為動載和靜載試驗,,船檢局會派船檢師過來驗收,。
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