单层厂房按结构材料分（）、（）、（）。

《建筑设计防火规范》规定，耐火等级为二级的甲类厂房，单层厂房与多层厂房每个防火分区的最大允许建筑面积分别为（）平方米。

《烟草建筑设计灭火规范》规定，单层烟草厂房内设置多层辅房时，如辅房面积超过厂房总建筑面积的（）时，应按单层厂房与多层辅房分别设计

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。

单层厂房结构按其主要承重结构的形式分，有排架结构和（）。

民用建筑在结构和构造上与单层工业厂房大致一样。