简述构成国际政治格局主干的基本政治力量的特点。

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.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

目前及今后一个时期，国际政治形势的基本态势是：总体和平、局部战争；总体缓和、局部紧张；总体稳定、局部动荡。要解决这些存在的问题，就必须（）。 ①反对霸权主义和强权政治 ②建立国际政治经济新秩序 ③扼制世界多极化发展的趋势 ④防止国际竞争的加剧

国际政治学的永恒主题是战争与和平。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。