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 （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

人的本质是什么？马克思主义关于人的本质的观点是什么？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

根据马克思关于劳动本质和人的本质的理论提出的美的定义是（）

马克思对人的本质的科学论断确立于（）。

马克思关于人的本质观，有以下哪些特点？（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。