评论信息_HS5628A多功能积分式噪音仪/HS5628积分式声级计/分贝仪

HS5628A多功能积分式声级计简介符合GB/T3785和IEC61672标准对2级机的要求HS5628A多功能积分式声级计用途:适用于现场环境、工业及其它噪声测量，尤其适合环境监理部门使用。HS5628A多功能积分式声级计特点：·直接测量等效连续声级Leq和噪声暴露量等。·储存多达500组等效连...

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2017/4/12 4:34:48tonesoft

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2017/4/12 4:11:33tonesoft

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2017/4/12 4:08:41tonesoft

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2017/4/12 3:39:36tonesoft

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