（）, 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 （）.

试指下列句子中的判断句、被动句、双宾语句和习惯句。是何也？（《荀子》）

试指下列句子中的判断句、被动句、双宾语句和习惯句。此谁也？（《战国策》）

试指下列句子中的判断句、被动句、双宾语句和习惯句。兔不可复得。（《韩非子》）

试指下列句子中的判断句、被动句、双宾语句和习惯句。白马非马。（《公孙龙子》）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。