... in oilfield,hydrology engineering,solid mineral and other resources. JGS-1B Intelligent Engineering Logging System FeaturesExtension notebook computer.Logging can be ... , thickness, bottom block depth will be formed automatically.Curve scaled (zoom in or out).Curve depth scales: 1:50,1:100 ... LLY-1/SLLY-1 Flow Probe Y411 Fluorescence Probe JGS-1B Logging System