在现实生活中，人们往往面临不同的约束条件。

可以在（）阶段采用Make-or-buy决策分析。

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

微观经济规制（）在微观经济规制总成本中占的比例最大。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

“帝王们也是‘经济人’，也要追求效用最大化，他们的政策‘选择’也受到客观条件的制约。社会结构和政治经济制度，都是‘经济人’在特定资源环境下‘理性选择’的结果”。按此观点来解释“重农抑商”政策的话，下列结论中可以成立的是（）