2018年版《国家基本药物目录》分为化学药品和生物制品、中成药、中药饮片三个部分，其中化学药品和生物制品、中成药分别是（　　）种，中药饮片不列具体品种，共计520种。

卵巢管可分为（）、（）和（）三个部分。

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。

X线管可分为固定阳极X线管和旋转阳极X线管。

机场管理机构应当尽可能（），避免昆虫和水生物的滋生。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

布尔逻辑具体检索时，是通过三个布尔运算符来实现其功能的：AND、OR、（）。