发动机1号和2号轴承安装在风扇轴上。

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.

航空燃料油按飞机发动机结构可分为航空煤油和（）两大类。

农业技术知识竞赛方式？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

涡轮发动机分为涡轮喷气发动机、涡轮风扇发动机、涡轮螺旋桨发动机和涡轮轴发动机。

无压气机的空气喷气发动机有涡轮风扇发动机、火箭发动机和冲压喷气发动机。

CFM56-7发动机是（）涡轮风扇发动机。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。