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

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	le coup de grace le coup de grâce le coup digital innovations, inc. lecouvreur, adrienne lecp lecr le creusot le cri du chat syndrome lecrr le crédit lyonnais le/cs lecs lecsa lecscl lec settlement system lecsg lec, stanislaw jerzy lect lectac lectern lectern bibles lectern interactive object-oriented lecterns lectica lectin

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。