The phrase "contact ground" is correct and usable in written English
You can use it to refer to a situation in which two objects, persons, or forces touch, confront, or interact with each other. For example, "The two sides failed to make contact ground at the negotiations."
Standing about 76cm tall, 91cm long and weighing 109kg, BigDog is an autonomous system powered by an engine and controlled by on-board computer system processing a series of sensors that monitor joint position, joint force, ground contact, ground load, a gyroscope, LIDAR and a stereo vision system.
Crawlers and four arms contact ground to support robot like a four-legged robot, as shown in Fig. 14 (phase A).
As the shoe durability is affected directly by the dynamic force/pressure between the shoe and its working environments (i.e., the contact ground and the human foot), a footwear testing system should replicate correctly this interaction force profile during gait cycles.
Now, when packages have fallen behind schedule, the company's central team receives alerts in its system and is able to contact ground staff directly.
Solution: Better electrode contact, grounding and/or electrical shielding.
The flight and cockpit data recorders showed that the jet was cruising at a stable altitude of 32,000 feet when the plane made a sharp left and the crew contacted ground control requesting permission to climb to 38,000 feet.
All the contact pads, as signals shield contacts, ground electrodes are positioned on the same chip side for flip-chip attachment by solder process.
After four arms contacted ground, on the basis of each arm joint angle and forward kinematics, the 3D coordinates of four EPRA can be obtained.
Can radioactive rods have reached soil and be in contact with ground water?
Going back across the Malay Archipelago, some must have established contact with ground, and lost it at variable times.
A sense of relief washed over me as the soles of my trainers made contact with ground.
