溢流安全阀调定系统工作压力，应根据液压系统允许的超载最大工作压力设定，一般不超过系统额定工作压力的（）

液压传动装置由（）、（）、（）、（）和工作介质等组成。液压系统的工作压力取决于（）

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（）.

额定压力为6.3MPa的液压泵，其出口接油箱。则液压泵的工作压力为（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

液压助力转向系统最大压力为（）MPa。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。