严禁通过互联网接入信息内网进行远程维护。内网远程运维要履行报备程序，并对各项操作进行监控、记录和审计。

在互联网中，学生只能进行远程同步的交流，不能进行异步的互动。

在远程教育中，教师可以突破时空限制对学生进行授课。

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。

（）是指教育者通过互联网与教育对象进行实时交流和对话的教育方法。

（）是指教育者通过互联网与教育对象进行实时交流和对话的教育方法

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。