“dial telephone system”的概念、定义、翻译、参考文献-科学参考

单词	dial telephone system
释义	dial telephone system [`dīl `tel·ǝ´fōn ´sist·ǝm] ^{COMMUNICATIONS} A telephone system in which telephone connections between customers are ordinarily established by electronic and mechanical apparatus, controlled by manipulations of dials operated by calling parties.
随便看	progressive-wave antenna Progymnospermopsida prohaptor prohibited area Projapygidae project project development methodology projected planform projected-scale instrument projected window project engineering projectile projectile ogive projecting cylinder projecting plane projection projection area projection cathode-ray tube projection chamber projection display projection fibers projection microradiography projection microscope projection net projection optics

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