渭南四号信箱生产的静电显影测井仪,具有测曲线直观、随时可观察测量成果、不用洗相、测井效率较高等优点;同时,下井电源有稳流稳压装置,解决了供电线路因接地电阻变化使电流电压不稳定的问题;仪器自 Weinan IV mailbox production of electrostatic imaging logging instrument, with a measured curve intuitive, ready to observe the measurement results, do not wash phase, higher logging efficiency advantages; the same time, power down steady voltage regulator device to solve the power supply line Ground resistance changes so that the current voltage instability problem;