“语言学概论” 课程内容在语言学学科分类中，属于一般（）（）语言学。

二进制语言，符号语言，汇编语言都是低级语言，低级语言称为面向（）的语言，高级语言称为面向（）的语言。

表征信息的符号有语言符号和非语言符号，语言符号包括口头谙言符号和（）

符号对应化手法与语言有一定的关系，俗约性符号类似于自然语言，自约性符号类似于人工语言。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。