填土的压实系数是指土的控制干密度与土的（）之比。

在填方工程施工中，常用土的干密度来评价填土的压实程度。

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。

检查每层填土压实后的干密度时，取样的部位应在该层的（）。

土的压实度是压实后的干密度与最大干密度之比。

黏性土的压实标准以压实度（压实后的干密度与土料最大干密度之比）表示。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。