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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

按照皮亚杰的认知发展阶段理论，开始获得守恒概念的个体，其思维发展处于

按皮亚杰的认知发展阶段可以将儿童发展阶段分为（）。

皮亚杰将个体的认知发展划分的阶段包括（）

皮亚杰提出儿童认知发展的几个阶段分别是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。