成都科技大学的前身是成都工学院，成都工学院始建于（）年。

有关系模式：RA，B，C）和SD，E，A），若规定S中A的值必须属于R中A的有效值，则这种约束属于（）

1985年，江西工学院更名为（）；江西大学和江西共青垦殖场联合创办了江西大学共青学院。

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.

在我国的《桥规》中规定：Ra＝（）R。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

山西大学改为国立后，工学院存在哪些系？（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。