產(chǎn)品特點(diǎn) [Features]●采用精密、低功耗運(yùn)算放大器，比較、解算，液晶模塊顯示；●靈敏度高，使用方便?！耋w積小、重量輕、耗電??；●便攜式設(shè)計(jì)，攜帶方便；●Adoptaccurate,lowconsumptionoperationamplifier,compare,isitregardastosolve,liquidcrystalmoduleshow.●Thesensitivityishigh,easytouse.●Small,light,withlowpowerconsumption.●Designportably,carryitconveniently.規(guī)格[Specifications]表面電阻測試儀（SURFACERESISTANCETESTER）電源（Powersupply）:9V干電池(Drybattery)精度(Accuracy): 0.05可重復(fù)度(Repeattolerance): 0.05適用(Applicability):可測量表面電阻率和接地電阻（Measuringbothsurface groundingresistance）