Keyboard Error or no keyboard present.表示哪个配件有问题（）

运筹学运用数学方法分析与解决问题，以达到系统的最优目标。可以说这个过程是一个（）

用运筹学解决问题时，要对问题进行（）

运筹学研究和解决问题的效果具有(   ) 

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

在运筹学中通常会使用众多数学方法，综合解决具体问题，下列的数学方法中，哪一个不是运筹学常用的？（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。