钢梯及平台立柱不应在踢脚板上安装，除非踢脚板为（）的构件。

当采用（）做踢脚板时，饰面板下端应与踢脚板上口齐平，接缝应严密。

当采用()做踢脚板时，饰面板下端应与踢脚板上口齐平，接缝应严密。

当采用(    )做踢脚板时，饰面板下端应与踢脚板上口齐平，接缝应严密。

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.

当护墙板与墙之间距离较大时，踢脚板一般宜采用（）处理。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

当零件所有表面具有相同的表面粗糙度要求时，其代号应在图样的（）统一标注。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。