英语词汇“ballast tube”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	ballast tube
释义	ballast tube ballast tube [′bal·əst ‚tüb] (electricity) A ballast resistor mounted in an evacuated glass or metal envelope, like that of a vacuum tube, to reduce radiation of heat from the resistance element and thereby improve the voltage-regulating action.
随便看	colorado partnership for educational renewal colorado payphone association colorado period furniture makers' guild colorado permanente medical group colorado personal responsibility and employment program colorado photonics industry association colorado physical activity and nutrition colorado physician health program colorado pinyon colorado plains medical center colorado planned giving roundtable colorado plateau colorado plateau cooperative ecosystem studies unit colorado plateau coring project colorado plateau deposits colorado plateau field institute colorado plateau field station corect corectasia corectasis corectome corectomy corectopia core curriculum core-curriculum activity

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。