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201912
· The new Land Rover Defender is expected to release a global model in 2019
December 19, 2019
To rectify and standardize the seed production and marketing market, the traceability system of seed two-dimensional code labels is a weapon
December 19, 2019
Experimental study on two-stage compression intermediate air-conditioning refrigeration heat pump system for rolling piston compressor
December 19, 2019
Energy-efficient, low-emission control, flexible and powerful Deguss 965N loader
December 19, 2019
Wire and cable jacket extrusion defects and solutions
December 18, 2019
What to do if the planetary gear reducer wears or leaks
December 18, 2019
Design modification of hob for machining medium hard gear
December 18, 2019
Hot and cold impact test box operation method
December 18, 2019
Financial Watch: China-made passenger cars accelerate "drive" into Europe
December 18, 2019
Why does the hospital prefer electric heating?
December 18, 2019
The birth of the largest tonnage of China's automobile cranes in the Zoomlion "Challenges Impossible"
December 17, 2019
Design and Numerical Simulation of Rotor Profile of Prism Compressor
December 17, 2019
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