（）, 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.

泰国第二大城市是（　　）。

蒙古国第二大城市是（）。

青岛港是世界第（）大港、我国第二大外贸口岸。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

蒙古族的三大历史名著有（）、《蒙古黄金史》、《蒙古源流》。

蒙古族的三大历史著作是[蒙古秘史]、[蒙古源流]、[（）]。

内蒙古科技大学于（）年荣获“内蒙古‘科教兴区’突出贡献先进集体”

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。