“trunk exchange”的概念、定义、翻译、参考文献-科学参考

单词	trunk exchange
释义	trunk exchange [`trǝŋk iks`chānj] ^{COMMUNICATIONS} A telephone exchange whose main function is to interconnect trunks.
随便看	Y network yogurt yoke yoked basin yolk yolk larva yolk sac Yonden square Y organ Yorkian York-Scheibel column youg Young construction Young-Helmholtz laws Young-Helmholtz theory young ice Younginiformes Young's inequality Young's modulus Young's two-slit interference youth y parameter Yponomeutidae Ypsilothuriidae Y punch

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