水准路线闭合差调整是对观测高差进行改正，方法是将高差闭合差按与测站数（或路线长度）成（）的关系求得高差改正数。

关于闭合水准路线的高差总和理论值与附合水准路线的高差理论值以下叙述正确的是（）。

支水准路线，既不是附合路线，也不是闭合路线，要求进行（）测量，才能求出高差闭合差。

计算附合水准路线高差闭合差的公式可用（），计算支水准路线高差闭合差的公式可用Wh=∑h′往+∑h′返。

支水准路线，既不是附合路线，也不是闭合路线，要求进行往返测量，才能求出高差闭合差。

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。