1.
relay type recording ammeter
继电器式记录安培计
2.
relay type recording voltmeter
继电器式记录伏特计
3.
relay type recording wattmeter
继电器计记录瓦特计
4.
direct acting type recording ammeter
直接作用式记录安培计
5.
indirect acting type recording ammeter
间接作用式记录安培计
6.
two-pen potentiometer continuous recorder
双笔电位计式连续记录器
7.
electronic automatic balancing recorder
电子式自动平衡记录器
8.
direct writing electromagnetic oscillograph
直接记录式电磁示波器
9.
galvanometer record type strong-motion instrument
电流计记录式强震仪
10.
relay digital counter
继电器式数字计数器
11.
automatic relay calculator
自动继电器式计算机
12.
Design of Railway Wireless Communications portable voice recording and Relay System
铁路无线通信便携式话音记录与中继系统设计
13.
solid state flight data recorder
固态电路式飞行数据记录器
14.
single-channel heated stylus recorder
单道加热式笔录记录器
15.
telephone meter for registering the number of calls made
电话计数器,用于记录呼叫次数
16.
Design and Implementation of the Handheld Synchronous ECG Recording Device
手持式同步心电记录仪的设计与实现
17.
Effect of Installation Style on Vibration Characteristics of the Electromagnetic Relay Used in Aerospace
安装方式对航天用电磁继电器振动特性的影响
18.
Touches are recorded by electric touch-recording apparatus.
击中记录采用电触击记录器。