1.
DC permanent-magnet tacho-generator

永磁式直流测速发电机
2.
Permanent magnet D.C. tachogenerator--General specification

GB/T13633-1992永磁式直流测速发电机通用技术条件
3.
" Permanent magnet low speed direct current tachogenerator, General specification for"

GB/T4997-1993永磁式低速直流测速发电机通用技术条件
4.
AC servo speed indicating generator set

交流伺服测速发电机组
5.
AC permanent-magnet tacho-generator

永磁式交流测速发电机
6.
DC torque motor high sensitivity tachogenerator

直流力矩电动机高灵敏度测速机机组
7.
Ward-Leonard drive

直流发电机电动机组变速传动
8.
an alternating [a direct] current dynamo

交流 [直流] 发电机
9.
The handdriven generator is equipped with a centrifugal governor.

手摇直流发电机装有离心调速装置。
10.
DC reversible variable speed motor

直流可逆变速电动机
11.
PWM Speed Control System of DC Motor Based on Speed Measuring by Counter Electromotive Force
基于反电动势测速的直流电动机PWM调速系统的设计
12.
Design of Locomotive Power Generators Winding DC Resistance Tester

内燃机车主发电机绕组直流电阻测试仪的设计
13.
The Research and Experiment of Direct Current Excitation Variable-Speed Constant-Frequency Wind Power Generator;
直流励磁变速恒频风力发电机的研究与实验
14.
electromagnetic coupling alternator

电磁调速交流发电机
15.
single operator direct current arc generator

单站直流电弧发电机
16.
generating set, steam turbine, direct current

蒸汽轮机直流发电机组
17.
generating set, gas turbine, direct current

燃气轮机直流发电机组
18.
dynamo ,electrical, for internal combustion engines

内燃机用地直流发电机