中医学肉瘤相当于西医学的疾病是

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.

肺动脉栓塞的血栓栓子最多来源于：（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

信息系统开发的经验表明，系统出现的错误最多来源于( )。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

胆囊动脉最多来源于（）

冠状动脉瘘最多来源于（）