乙级工程造价咨询企业的技术负责人要取得造价工程师证书，并具有工程或工程经济类高级专业技术职称，其从事工程造价专业工作（）年以上。

设计阶段工程造价管理的主要方法是通过多方案技术经济分析，优化设计方案；同时，通过推行（），有效控制工程造价。

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.

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 （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

项目决策阶段影响工程造价的主要因素有项目合理规模、建设标准水平、建设地区和地点、工程技术方案等，下列表述正确的是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。