接口模块接收DBBP530送来的（）数据。向DBBP530发送上行基带数据，并转发级联RRU的数据。

为了让内部WWW、FTP和Email服务器被外部站点访问，需要进行的设置为（）。

新员工转正前需要通过的技能认证等级是（）

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。

国家根据经济和社会发展的需要，推行（）认证。

国家根据经济和社会发展的需要，推行（）、（）、（）认证。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。