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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。
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light amplification by stimulated emission of radiation
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light and colour expression mean
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light areas
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Light as a Wonder: Zhou Zhengping’s Stage Lighting Designs
light atmosphere
light-back
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light balancing filter
light band
light band width pattern
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light-beam pointer
light beat
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