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	leak location services, inc. leak-off rate leak-off test leak out leak point pressure leak point volume leakproof leakproofly leaks leaks in leaks into leak something to leak (something) to (someone or something) leaks out leaks something to leaks through leaks to leak surveys, inc. leak testing leak test pressure mrwpca mrw-raa mrws mrwt mr. x

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