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.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

The（）may examine or re-examine the goods or take samples from them straightaway in the absence of the consignee or the consignor whenever it considers this necessary.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

Banks have no liability for any delay or loss caused by postal or telex failure.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

《机械设备安装工程施工及验收通用规范》的规定主要是对各类机械设备安装工程施工，提出（ ）技术规定或技术要求。

施工机械修理竣工后，应由（）按机械安全技术规范要求共同验收合格后方可重新使用。

按我国目前规范要求，高等级公路沥青路面施工应使用（）设备。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。