门式刚架轻型钢结构适用于哪种单层工业厂房？

门式刚架从结构上分类有哪些种类（）？ I无铰刚架 II两铰刚架 III三铰刚架 IV四铰刚架

门式刚架从结构上分类有哪些种类（）？ I无铰刚架； II两铰刚架； III三铰刚架； IV四铰刚架。

门式刚架从结构上分类有哪些种类（）？I无铰刚架；II两铰刚架；III三铰刚架；IV四铰刚架

单层单跨刚架结构中的无铰刚架是二次超静定结构。

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.

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。

门式刚架结构采用轻型屋面，不仅可减小梁柱截面尺寸，基础也相应减小。

轻钢门式刚架结构通常是指由实腹式直线形杆件(梁和柱)通过 连接起来的 “ 门 ” 字形钢结构,主体结构为单层单跨或单层多跨的承重刚架 。