Apparatus and method for noninvasively determining positioning of a component beneath a substrate
Suction fixing and magnetic fixing combined vehicle navigation instrument
Hydrometeorological instrument based on remote data analysis of Internet of Things
DEVICE AND METHOD FOR CHECKING A LANDING GEAR SHOCK ABSORBER
POSITIONABLE PLATFORM SYSTEM WITH MECHANICALLY AMPLIFIED POSITIONING LIMBS
A spatial image-drawing system that changes the geographic information
GIS SYSTEM FOR COLLECTING MARINE INFORMATION BASED ON GIS