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| QB/T 4921-2016 Industrial embroidery machine一Testing method of sound pressure level (English Version) |
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Detail of QB/T 4921-2016
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Introduction of QB/T 4921-2016
本标准规定了工业用刺绣机噪声声压级的试验方法。
本标准适用于工业用计算机控制刺绣机、计算机控制绗绣机及类似设备的噪声声压级试验。
Contents of QB/T 4921-2016