Ubwino
Zida zazikuluzikulu zomwe timasankha OE muyezo ogulitsa Kuonetsetsa kuti mtundu uliwonse wa sensa ufike pamiyeso ya OE.
Sankhani fayilo ya MEMS mircro-chip, yokhala ndi ma digito ama digito apakompyuta ogwiritsa ntchito Microchip kuwongolera ma signature, ndiyo yankho lothandiza kwambiri kuwonetsetsa kuti mafuta ali bwino.