（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

在古代中国，与古代西方“设计”相似的概念是（）。

何谓中国古代三大宫殿式建筑。

被称为中国古代三大宫殿式建筑的是(    )。

中国古代三大宫殿建筑天贶殿、大成殿、太和殿分别位于(    )。

某水工建筑场地为Ⅱ类场地，设计烈度为9度，建筑物结构自振周期为2s，设计反映谱代表值与反映谱最大值代表值的比值为（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。