ZigBee是一种（）无线网络技术

802.15.4/ZigBee协议中，ZigBee部分包括（）。

ZigBee协议中ZigBee设备对象组件的主要作用是（）。

ZigBee则定义了网络（）规范。

ZigBee网络设备类型包括（）。

ZigBee网络拓扑类型包括（）。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

山西大学改为国立后，工学院存在哪些系？（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。