人的眼球内有光线通道，可以随着光线的强弱进行自我调节的是（）。

护理心理学与医学心理学呈平行关系。

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。

与光轴平行的入射光线经凸透镜折射后，通过（）

面料经纬向判定，对于有布边的面料，与边平行的方向为（）（经向or纬向）

焦点是平行于（）的光线，通过（）后相交的一点。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。