“private automatic branch exchange”的概念、定义、翻译、参考文献-科学参考

单词	private automatic branch exchange
释义	private automatic branch exchange 专用自动交换机
随便看	gearing tolerance gearing toothed-wheel gearing gearing-up gearing wheel gear input shaft gear integrated error tester gear into gear in train gear jack gearksutite gear lapping gear lapping machine gear lapping with corundum gear lathe gear lead checker gearless differential gearless locomotive gear level gear lever gear lever interlock gear lever lock gearlex coupling gear loading gear lock gear lubrication

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