钢结构紧固件连接中，连接薄钢板采用的（），其规格尺寸应与被连接钢板相匹配，其间距、边距等应符合设计要求。

车用高强度钢板的特点（）

迈腾的车身有（）%比例用的是高强度钢板。

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。

低合金高强度结构钢板规定合金元素钒的含量是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

为什么薄钢板或小直径钢材比厚板或大直径钢材的强度高，即为什么GB50017—2003要对钢材以板厚分组区别其强度？