恒定流一定是均匀流，非恒定流一定是非均匀流。

均匀紊流的水力坡度（）。

明渠均匀流可为恒定流,也可为非恒定流。( )

根据明渠恒定非均匀渐变流的基本微分方程，在a区（）。

简述明渠恒定非均匀流的水力特征。

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.

明渠中均匀流一定是恒定流。（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

简述均匀应变、非均匀应变及其特征？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。