共享经济是一种产品交易类电子商务。

收益法中运营费用包含经济寿命比整体建筑物经济寿命短的构件、设施设备、装饰装修等的重置提拨款。( )(2013年试题)

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

一般说来，电子商务应包含以下几点含义（），请选择：①实现多种电子方式，特别是通过互联网；②实现商品交易、服务交易（包括人力资源、资金、信息服务）；③提供大量的线下不方便购买或高附加值的产品；④涵盖交易的各个环节，包括询价、报价、订货、售后服务等；⑤采用电子方式是形式，跨越时空、简化业务流程、提高经营效率是目的；⑥既包含企业间的商务活动，也包含企业内部的商务活动。