进入转轮、尾水管内部进行空蚀检查工作时，若是高空作业，应搭设（）。

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。

当出库流量增大时，电站尾水位（）。

《水利水电土建工程施工合同条件》由（）组成。

水利水电土建工程施工合同条件由()组成。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

蜗壳、尾水管排水阀检修时，应排空排水阀对应连接管道的水源。