automatic block signal

Analysis of the signal fault and confusion in the substation control closed loop

110kV变电站控制回路中闭锁信号混乱原因的分析

Latch-control between Explosion-proof Hydraulic Hoist and Hoisting Signal System

防爆液压提升机与提升信号系统的闭锁控制

interlocking signals

联动式信号,连锁信号

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.

switch locking bar

道岔锁条[锁闭杆]

The semaphore is set and cannot be closed.

已设置信号灯，无法关闭。

Experimental Research for Physical Signal Orientation of Interlocking Intromedullary Nail s Distal Locking Nail;

带锁髓内钉远端锁钉物理信号定位的实验研究

Regulation for design of signal alarm and interlock system

信号报警、连锁系统设计规定

interlocking consolidation

几个信号楼联锁设备的合并

The analog input signal is latched on the rising edge of CLK.

模拟输入信号在CLK的上升沿被锁存。

Research of the 2.1G-2.7G DDS Hybrid PLL Frequency Synthesizer;

2.1G-2.7G锁相DDS射频信号源的研制

EBPSK Demodulation Analysis Based on Second-order Phase Locked Loop

二阶锁相环的EBPSK信号解调分析

The Fault Analysis and Recovery Processing of Frequency Shift Automatic Block and the Instantaneous Cutoff of signals;

移频自动闭塞瞬间关闭信号故障的分析及处理

lock [locking] mechanism

锁定[制动，闭锁]机构

mechanical latching

机械锁闭, 机械锁闩

open, shut, close, lock, bolt the door

开、 关、 闭、 锁、 栓门

Select to activate /deactivate automatic source search

选择开启/关闭自动信号源搜索

Code for design of signal, alarm and interlock system for petrochemical enterprises

石油化工企业信号报警、联锁系统设计规范