测得NPN三极管的管脚电位分别为Vb=3.7V，Ve=3V，Vc=3.3V，则三极管工作什么状态？

测得NPN三极管的管脚电位分别为Vb=3.7V，Ve=3V，Vc=7V，则三极管工作状态是什么？

若设定的条件表达式为“＜60 Or＞100”表示( )。

若设定的条件表达式为“＜60 Or＞100”，则表示( )。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

给定电路中，若S1放在（）位，扳动S2，能到0V到负电压及负电压到0V突跳

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。