当平屋顶屋面坡度小于等于3%时，卷材（）一层层地铺设。

在平屋顶卷材防水构造中，当屋顶坡度（）时，卷材宜平行于屋脊方向铺贴；当屋顶坡度（）或屋面受震动时，卷材可垂直于屋脊方向铺贴；当屋顶坡度（）时，卷材可平行或垂直于屋脊方向铺贴。

民用建筑中，平屋顶是指屋面排水坡度小于或等于（）的屋顶。

当平屋顶坡度小于3%时，卷材可以（）于屋脊铺贴。

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。

民用建筑中，平屋顶是指屋面坡度在（）以下的屋顶。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。