测量平面直角坐标系与数学直角坐标系有3点不同：测量坐标系以过原点的子午线为X轴，测量坐标系以X轴正向为始边（），测量坐标系原点坐标为两个大正整数。

摄影测量中常用的坐标系有（）；（）、像空间辅助坐标系、摄影测量坐标系、地面测量坐标系和地面摄影测量坐标系。

摄影测量中常用的坐标系有像（）、像空间坐标系、像空间辅助坐标系、（）、地面测量坐标系和地面摄影测量坐标系。

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。

华北水利水电大学（花园校区）位于（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。