有价证券有广义与狭义两种概念，狭义的有价证券指( )、广义的有价证券包括( )、( )和( )

伪造、变造国家有价证券罪的"有价证券"包括（）

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

刑法学是以国家现行刑法所规定的（）及其相互关系为研究对象的法学学科。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

行为人伪造、变造国家有价证券实施有价证券诈骗的，属于牵连犯，可以实行数罪并罚。