同步数位阶层

同步数位阶层
tóngshùwèijiēcéng

synchronous digital hierarchy

2 meanings
MEANING2 meanings

MEANING

  1. noun

    synchronous digital hierarchy

    • Synchronous Digital Hierarchy is a telecommunications standard.

  2. noun

    SDH

STROKE ORDER
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解字

CHARACTER ANALYSIS

Everyone's mouth speaking the same word means agreement.

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