24小时不受时空限制地在线，实时进行信息交互、实时进行交易和支付、实时实施物流配送，这些是（）的基本特征与需求。

配送是最接近最终客户的物流活动。

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。

物流行内习惯把配送业务称作“最后两公里”。无论对于生产企业还是物流企业，“最后两公里”都是一项具有挑战的业务，因为配送业务既复杂，成本又高。请阐述如何降低配送成本？答案：对配送的管理就是在满足一定的客户服务水平与配送成本之间寻求平衡：在一定的配送成本下尽量提高客户服务水平，或在一定的客户服务水平下使配送成本最小。