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- unoccupied track circuit 空闲轨道电路
- Though there is no train is occupying the overlap track circuit. 虽然没有火车占领交叠轨道电路。
- Track circuit Trackside device used for track free/occupied determination. 轨道电路用于轨道空闲/占用检测的轨旁设备。
- The jointless track circuit is an advanced control system which is used tocontrol the trains. 无绝缘轨道电路是一种先进的列车控制系统。
- It is a special power supply equipment designed recently for phase sensitive track circuit in AC electrified railway. 该新型25赫小站电源屏是我厂最新研制的交流电气化区段站内相敏轨道电路的专用供电设备。
- The research results may provide some references for the design of ballast-less track and the research of adoptability of ballast-less track on joint-less track circuit. 本文的研究结果对于进一步开展无碴轨道的设计和无碴轨道对无绝缘轨道电路适应性研究具有一定的指导作用。
- It was based on ZPW-2000A Jointless Track Circuit Frequency-shift Automatic Block System,which was widely used in our country’s railway sections. 基于我国铁路区间广泛使用的ZPW-2000A无绝缘移频自动闭塞制式,利用计算机仿真技术对区间的部分设备及功能进行了模拟。
- The working principle of track circuit in Chongqing mono rail was introduced in this paper. It also elaborated the role that track relay played in ensuring fail safety. 介绍了重庆单轨交通轨道电路的工作原理,对轨道继电器为保证故障安全所起的作用进行了阐述。
- This paper introduces the working principle of high -sensitivity track circuit and the scheme of testing multi-path high-sensitivity track circuit by microcomputer. 介绍了高灵敏轨道电路基本原理以及用微机实现多路高灵敏轨道电路测试的方案和具体方法.
- Owing to the impact of steel networks in ballast-less track, the equivalent impedance of rail track may be changed and the length of track circuit may be shorted. 但是,无碴轨道中纵横交错的钢筋网络将会使钢轨等效阻抗发生变化,从而使轨道电路长度缩短。
- That small office is unoccupied. 那间小办公室空闲着。
- On the base of reducing the problem, this paper put forward the idea improving bonding circuit to automatic block with audio frequency shift modulated track circuit and other signal equipmemt on the Hu Hang and Zhe Gan line. 在减少自动闭塞初期故障的基础上，对沪杭、赣线移频自动闭塞与其他信号设备的结合电路，提出了改进意见和实施措施。
- The house was left unoccupied for many years. 这房子多年无人居住。
- I was unoccupied during the summer vacation. 我暑假里空闲著。
- The paper introduces the methods and procedures for manufacturing and testing simulated circuit of UM71 jointless track circuit, and analyses the interlocking relationship and failure search. 本文介绍了UM71无绝缘轨道电路模拟电路的制作和调试的方法和步骤,并对联锁关系和故障查找进行了分析。
- Signal demodulation of automatic block with audio frequency shift modulated track circuits was implemented with phase-locked loop( PLL) technique and a singe chip microcomputer. 利用锁相环(LL)窄带跟踪特性;与单片机结合;实现自动闭塞系统移频信号解调.
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- Determination is traditionally based on track circuits or axle counters, but may on ETCS equipped lines be replaced by Train location and Train Integrity functions. 传统意义上的检测是基于轨道电路或计轴器的，但是在装配ETCS的线路上，可以由列车定位和列车完整性检测功能来代替。
- It is unnecessary to use frequency conversion adjustment because it is designed with full digital press frequency tracking circuit and good adaptability. 全数字式压频跟踪电路设计,良好的自适应性,无须变频调节;
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
