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 （）.

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。

船舶失踪也属于船舶险的保险责任。船舶失踪必须满足是在航行中失踪船员和船舶同时失踪以及失踪满（）。

按照我国《海商法》的规定，船舶在合理时间内未从被获知最后消息的地点抵达目的地，除合同另有约定外，满两个月后仍没有获知其消息的，为船舶失踪。船舶失踪视为（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。