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。

监理人员指（）三类人员。

建设工程质量管理条例第四章规定，工程项目部的那三者负质量责任制？建筑施工企业进行安全生产考核的三类人员指哪些人员？

“三类人员”指的是哪三类人员?

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

高大模板支撑系统应在搭设完成后，由项目负责人组织验收，验收人员应包括施工单位和项目两级技术人员、项目安全、质量、施工人员，监理单位不必参加。