在喹诺酮类抗菌药物发展史上，发现并用于临床的第一个氟喹诺酮类药物是（）。

按喹诺酮类抗菌药物的结构特点，喹诺酮类药物可分为

翻译：With Average or With Particular Average（WA or WPA）（）

在下列喹诺酮类抗菌药物中具有抗结核作用的药物是

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。

下列药物不属于喹诺酮类药物的是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。