China National Standards

China HY6060 type Industry Standards English PDF List

  •  China " HY6060 type" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JJG(SJ)12036-1991 (HY6060 type electret microphone tester test procedures)
    		China Metrological Standards
    HY6060 type
    English PDF

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