机房电源、空调系统是机房重要基础设施，机房UPS不间断电源、空调设备应（）配置，以满足运用及检修需要。

空调风管穿过空调机房围护结构处，其孔洞四周的缝隙应填充密实。原因是：（）。

空调风管穿过空调机房围护结构处，其孔洞四周的缝隙应填充密实，原因是（）

空调风管穿过空调机房围护结构处，其孔洞四周的缝隙应填充密实，原因是隔绝噪声。

空调风管穿过空调机房围护结构处，其孔洞四周的缝隙应填充密实。原因是（  ）。

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。