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 （）.

视觉传达设计就是用（）来进行视觉传达的设计。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

设计体系包括视觉传递设计体系、（）设计体系、（）设计体系。

（）是利用视觉符号来进行信息传达的设计

CI本身是通过系统化、标准化的设计来传达企业的经营信息，但是，CI设计的（）不够，视觉的内容不系统，就会造成市场竞争中视觉形象的混乱，造成视觉传达的模糊。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

布尔逻辑具体检索时，是通过三个布尔运算符来实现其功能的：AND、OR、（）。