聚酯纤维一般指的是哪种纤维？聚酰胺纤维一般指的是哪种纤维？聚丙烯纤维一般指的是哪种纤维？

德国大学中命运最惨的是哪一所大学（）

review指的是哪一类的文献？（）

文献指的是发表的学术论文。

日本四大私立大学“早庆同立”中的“早”指的是（）大学。

五保户指的是哪一类贫困人口？

低保户指的是哪一类贫困人口？

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.

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。