线路终端连接 connection at ends of tracks

[问答题] 什么是线路终端连接？

[填空题] 车站线路连接形式有线路终端连接、渡线、（）、（）四种形式。

[名词解释] Connection－oriented面向连接

[判断题] 线路终端连接的曲线半径不能大于连接道岔的导曲线半径。（）A . 正确B . 错误

[填空题] MGCP协议的连接模型基于（）和connection（连接）两个构件。

[单选题]B．y the time the course ends_________, a lot about the culture of this country.A． we'll learnB． we are learningC． we have learntD． we'll have learnt

[单选题]On opposite ends of a single shaft of a turboblower are a gas driven （）and a air compressor, which are sealed each other.A . charge air receiverB . scavenging air beltC . turbineD . air cooler

[名词解释] 光线路终端

[名词解释] 线间距离 distance between tracks

[单选题]用户环路是连接（ ）与用户终端设备的传输线路，又叫用户线。A．用户终端设备B．网络节点C．传输链路D．用户环路