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 （）.

产品策划是生产企业农化服务的主要职责

中阿农化服务与企业生产

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

现有农化服务模式背离初衷

通过农化服务获取消费者及市场即时信息，为公司产品和销售决策提供帮助

农化服务引领企业走向未来

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。