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。

用实例分别说明在小学数学规则导入阶段的教学组织中如何运用“情境导入策略”、“活动导入策略”以及“问题导入策略”的？

用实例分别说明在小学数学规则导入阶段的教学组织中如何运用“情境导入策略”、“活动导入策略”及“问题导入策略”的？

小学数学课程目标就是要回答为什么要开设数学这一学科，数学学科对小学生有哪些特殊的教育作用和共同的教育作用，通过数学这一学科的教学应当使学生达到什么样的要求。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。