在公路工程试验检测业考试中，试验检测工程师应该通过公共基础科目和（）的考试。

PoC是基于公众蜂窝移动通信网络的PTT业务。PoC业务基于2.5G或3G网络，通过（）技术来实现PTT。

GT800和中国移动POC方式的集群业务组呼响应时间大致相同。

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。

（）是海量考试试题信息服务系统，可满足网络化教学的需要，使学生更快地适应机式阅读和答题方式，由纸质化考试向上机考试转轨。

设x=4,y=8,z=7，以下表达式的值x>y Or z是 （ ）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。