简述会展产业政策的类型及其常见做法。

实际参加会展的人员与采购会展产品和服务的人员往往是不分的。

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。

对会展项目实施的可能性、有效性、技术方案、技术政策进行具体、深入、细致的技术论证和经济评价的文案是（）。

会展产业的生命周期，正确的是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

会展计划就是根据项目策划所选定的会展项目主题，确定会展项目所要完成的目标，并制定为实现这些目标的进度计划和预算。