简述结构失衡的主要原因？

简述直剪仪的优缺点。【三峡大学2006年研究生入学考试试题】

简述国际收支失衡的原因。

简述国际收支的结构性失衡。

简述国际收支不平衡的原因。

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。

货币分析理论认为，国际收支失衡的根本原因是国内货币供应与需求的失衡。

简述分别从不同理论视角解释世界经济失衡原因。