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。

储油气层主要分为（）、碳酸盐岩类和其他岩盐储集层三类。

一般情况下，按照网络规模大小，可以将互联网地址分为三类格式，即A类、B类和C类格式，其中C类格式的网络规模小于16384个。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

中国教育史上记载最早的儿童识字课本是（）

在中国古代儿童教材中，儿童诗歌按照内容可以划分为识字类、训诫类和（）类。

中国古代学前家庭教育的目的和内容有哪些？