（）, 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（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

我国《高层建筑混凝土结构技术规程》规定10层及10层以上或房屋高度大于（）m的住宅建筑以及房屋高度大于24m的其他高层民用建筑为高层建筑结构。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

下列尺寸最有可能是托幼建筑楼梯踏步宽度的是（）。

下列所示踏步尺寸，最有可能是幼儿园建筑踏步尺寸的是（）。