MPU-90i-30渦輪分子泵機(jī)組PX 3990
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HS5671便攜式1級(jí)積分聲級(jí)計(jì)(順豐包郵)
HS5671便攜式1級(jí)積分聲級(jí)計(jì)(順豐包郵)1.動(dòng)態(tài)范圍大于100dB,測(cè)量恒升HS5661+擴(kuò)聲級(jí)脈沖聲級(jí)計(jì)(噪聲儀)
恒升HS5661+擴(kuò)聲級(jí)脈沖聲級(jí)計(jì)(噪聲儀)HS5661+型精密數(shù)字聲級(jí)計(jì)是恒升HS5661精密脈沖1級(jí)聲級(jí)計(jì)(25-130dB)
恒升HS5661精密脈沖1級(jí)聲級(jí)計(jì)(25-130dB)1.HS5661型精密數(shù)字聲級(jí)