life boat davit 中文意思是什麼
life boat davit
解釋
救生艇吊柱-
Rescue boat davit ( life raft davit ) to be done static ( dynamic ) loading test
救助艇架(救生筏吊架)靜(動)負荷試驗。 -
All sheaves and rollers of life boat davit to be overhauled, cleaned, greased and reassembled
所有救生艇吊柱,滾輪,滑車,拆檢,清潔,加油並裝妥。
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