压型钢板－混凝土组合楼板由压型钢板与现浇混凝土板两部分组成，为使压型钢板与混凝土组合在一起工作，应采取哪些措施？

压型钢板混凝土组合板是以压型钢板为衬板，与混凝土浇筑在一起，搁置在钢梁上构成的整体式楼板。

压型钢板组合楼板的优点不包括（）

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。

双层钢衬板组合楼板通常是由两层截面相同的压型钢板组合而成，也可由一层压型钢板和一层平钢板组成。

双层钢衬板组合楼板必须由两层截面相同的压型钢板组合而成。