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.

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。

工作评价可以从两个维度来划分，根据使用的分析方法可分为定性方法和定量方法。以下选项中关于定性方法和定量方法的描述中，正确的是（）

工作评价方法分为定性分析方法和定量分析方法，其中海氏工作评价系统是属于（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

采用非分析和非定量的方法的工作评价方法的是（）