竞争性抑制RNA逆转录酶而抗病毒的药物是（）。

目前发现的逆转录酶大部分来自于病毒粒子。

下列抗病毒药物中，哪些属于逆转录酶抑制剂（）

抑制病毒逆转录酶，用于艾滋病治疗的药物是（　　）。

通过抑制RNA逆转录酶而终止病毒DNA链的延伸的是（）

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.

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。