casual sand 中文意思是什麼
casual sand
解釋
不規則砂巖層-
Ccs factory certification to the company through the construction of a 30, 000 tonnes - class ships and tankers, containers round, casual vessel, deep inhale sand, chemicals and other types of ships boat
公司通過ccs工廠認證能夠建造3萬噸以下各類入級船舶及油輪、集裝箱輪、散貨船、深海吸沙船、化學品船等各類船舶。
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