Modern navigation systems capable of real-time and accurate carrier motion information requirements. In the field of integrated navigation, satellite navigation, it is currently the…
Dip tube are normally installed in through the unstable soil layer to lower stability within the vertical drilling formation.Using digital inclinometer…
Logging, also known as geophysical logging or oil logging, logging for short, using the electrochemical properties, conductive property of rock, acoustic…
According to geological and geophysical conditions, reasonably choose comprehensive logging method, can study drilling geological profile, detect useful minerals, calculate reserves…
Inertial navigation and positioning (INS/GPS) integrated navigation system used in weapons guidance, can give full play to their respective advantages and…