• If the toy has a clearly defined operating cycle, measure the time average (the equivalent continuous) sound pressure level in each microphone position during at least one whole cycle.

    如果玩具明显运行周期至少在一个完整周期内测得每个麦克风按时平均(均等连续)声压水平

    youdao

  • If the toy has a clearly defined operating cycle, measure the time average (the equivalent continuous) sound pressure level in each microphone position during at least one whole cycle.

    如果玩具明显运行周期至少在一个完整周期内测得每个麦克风按时平均(均等连续)声压水平

    youdao

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