什么是农用地分等定级？为什么要进行分等定级？分等定级的原则是什么？  

地籍管理的内容包括土地调查、土地登记、土地统计、土地分等定级估价、（）等。

土地利用系数是农用地分等的主要参数之一，下列关于土地利用系数的说法中（）是正确的。

土地分等定级是以（）状况为具体工作对象的，是土地管理的一项基础工作。

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。