LDP、LIB、COS分别表示：（）

QOS，COS分别表示 (    )

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.

按QoS分类，3G业务可分为以下四种类型：（）类业务、流类业务、（）类业务、（）类业务。

按QoS分类，3G业务可分为以下四种类型（）类业务、流类业务、交互类业务、后台类业务。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

三个不同制式数字移动通信系统提出的国家分别是（）.

●设AND、OR和NOT分别表示按位与、按位或和按位求反运算，且X=10011011，Y=01111010，Z=11101000，则(NOT(X) AND Y)= (9) ， (Y OR NOT(Z))= (10) 。10011011011110101110100001100000(10)

F1系列PLC—OR指令表示（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。