可以在（）阶段采用Make-or-buy决策分析。

观测误差按其对观测结果影响的性质不同，可分为（）误差和（）误差。

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。

煤层开采后根据上覆岩层的破坏程度可分为上三带，上三带指哪三带？

扫描仪的连接方式按其接口类型的不同，大致可以分为（）、（）、和并口三种连接方式。

在岩体内开掘巷道后，巷道围岩的应力进行重新分布，其变形_移动和破坏可能是多次重复的。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。