“plesiochronous digital hierarchy，PDH”的概念、定义、翻译、参考文献-科学参考

单词	plesiochronous digital hierarchy，PDH
释义	plesiochronous digital hierarchy，PDH Encyclopedia 工学【复用概念】释 plesiochronous digital hierarchy，PDH准同步数字体系基于同频（比如时钟不同源，允许小范围差异）的异步复用技术的数字复用体系。
随便看	supply diagonal supply elasticity of health services supply field and market field supply of fishery necessities supply of grass products supply of health services supply of high quality supply of mineral products supply of rural public goods supply-oriented mode of institution evolution supply-side management supply-side structural reform supply structure supply support of aircraft materiel support supportability of missile supportability test and evaluation for aircraft materiel system support and reinforcement of rock mass support coated open tubular column support coated open tubular (SCOT) column support concept of aircraft materiel support curve supported supported catalyst supported cluster

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