全国性公共物品，是指公共物品提供后，其收益范围主要是在地方政府一定辖区内的居民、企业和其他社会组织。

全聚德烤鸭店几乎无人不知，这是指企业的（）。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, 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 （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

提供公共物品是追求社会效益和社会福利的最大化，这是公共物品的特征之一，通常称为（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。