relay n. 1.接替的马;驿马;接替的狗;(备有接替马匹的)旅馆。 2.接替;接替人员;补给供应。 3.分程递送;传达;转运;【军事】递骑;【体育】接力赛跑。 4.【电学】替续器;【机械工程】继动器;【无线电】转播的无线电节目。 work in [by] relays 轮班工作。 a fresh relay of workers 刚接班的一批工人。 a key relay 键控继电器。 a radar relay 雷达中继站。 vt. 1.用驿马递送;分程递送;使接替。 2.供给接替马匹;供给新材料。 3.传达;【无线电】转播。 vi. 1.得到接替[补充]。 2.传达;转播。 a relaying station 【无线电】转播电台。
signal n. 1.信号,暗号;信号器。 2.动机,导火线 (for)。 3.预兆,征象。 call signal 【无线电】呼号。 an alarm signal 警报(器)。 an information signal 〔美国〕暴风警报(旗)。 an international code of signals 国际通用信号。 a signal of distress =a distress signal 船只失事信号。 adj. 1.暗号的,作信号用的。 2.显著的,非常的,优越的。 a signal victory [defeat] 大胜[败]。 vt.,vi. (〔英国〕 -ll-) 发信号[警报]给(人、船等);用信号[警报]通知(暴风、危险等);用动作[手势]示意;预示。 a signaling bomb 信号弹。
Testing methods for railway signal relay 铁路信号用继电器的测试方法
Testing methods for railway signal relays 铁路信号继电器试验方法
General rules of colour identification and registering means for railway signal relay 铁路信号继电器的颜色标识和注册方法通用规则
Select the “ signal reset ” menu to reset all the self - hold signal relays and the self - hold indicating lamps 选择“信号复归”菜单将复归所有自保持的信号继电器和指示灯。
6 - 5 : input connection of door button , connect to access controller which operated by switch signals relay output 6 - 5 :开门按钮输入端,可接开关信号输出继电器输出控制电锁的门禁控制器。
This paper tries to improve and research on the railway signal relay locking , and especially deals with its technicality and safety 文章是关于传统铁道信号继电器联锁方式的计算机改造与研究,从技术性、安全性等方面进行了探讨。
Abstract : this paper tries to improve and research on the railway signal relay locking , and especially deals with its technicality and safety 文摘:文章是关于传统铁道信号继电器联锁方式的计算机改造与研究,从技术性、安全性等方面进行了探讨。
The realization of traditional rapid action relay function needs the combination of electromagnetic current relay , time relay and signal relay 传统的限时速切继电器需要电磁式电流继电器、时间继电器和信号继电器组合在一起才能够实现单点的保护功能。
The intelligent relay detecting console ( irdc ) is a device to repair , test and administer the railway signaling relays which are mainly used by the testing institute of railway signaling relays in the railway electronical affairs departments 设计该继电器智能检测台主要是为了用于铁路电务部门信号继电器检修所对信号继电器进行检修、测试及设备管理。