基础按使用材料可分为灰土基础、毛石基础、砖基础、混凝土基础和（）等多种。

房屋基础按构造形式可分为条形基础、独立基础和板式基础。

房屋基础按构造形式可分为条形基础、独立基础和板式基础。

基础根据所用材料的不同可分为砖基础、混凝土基础、钢筋混凝土基础等,按其传力情况的不同以上基础类型又可分为___和___两种。

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。

铁路桥梁基础抢修可分为（）和构筑临时性基础两大类。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。