barretter resistance是什么意思

用法例句

Study of the Model for MH Lamps and the Controlling Approaches for Its Electronic Ballasts;

MH灯的电气模型及其电子镇流器控制规律的研究

Ballasts and Components Environmental Design and Using;

镇流器及其元器件的环保设计和使用

Principle and design of electronic ballast based on FAN7711;

基于FAN7711的电子镇流器原理与设计

Single-stage High Power-factor Electronic Ballast for HID Lamp;

单级高功率因数高强度气体放电灯电子镇流器

The artide analyses the prindple and working features of the self-ballasted lamps,puts for- ward several matching measures of electronic ballasts and fluorescent Lamps.

本文就自镇流灯的原理及工作特点作了粗略分析，提出了关于自镇流灯电子镇流器与荧光灯匹配的几点措施。

Through the analysis of the frequency was the work of the capacitive impedance of the LC ballast with the work of the high-frequency electronic ballast circuit,the impedance change ballast principle played an important role.

关于荧光灯等气体放电灯的镇流器的镇流原理,一般都归结为在灯管电路中串联一个足够大的阻抗来抑制灯管电流的过度变化,即所谓串联阻抗镇流。