炔烃和烯烃的化学性质比较相似，但炔烃有一种特殊的化学反应：亲核加成反应，你认为炔烃和下列化合物的反应中，哪一种是亲核加成反应？（）

下列化合物中不能进行加成反应的是：（）

下列化合物中，不易与NaHS0，发生加成反应的是

ANB指令是（）指令，ORB是（）指令，与and、or指令不同。

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。

●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)

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。