工程地质学的研究对象是复杂的地质体。（）

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.

水文地质学的研究对象有哪些？

水文地质学研究的主要对象是矿井水。

供水水文地质学是研究（）的应用科学

岗位安全教育培训主要包括日常安全教育培训、定期安全教育培训和专题安全教育培训。其中，日常安全教育培训。其中，日常安全教育培训的重点内容之一是（）。

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。