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On August 3, a batch of mining single hydraulic props and mining flatbed products were loaded into the intelligent equipment manufacturing workshop of China Coal Group, and then sent to two major mine

On July 31, the 2020 Qilu Trip to the High-quality Luhuo and E-commerce Platform and the Shandong Province Outstanding Chief Data Officer Recognition Conference was held in Yantai Golden Coast Hilton

In order to regulate unmanned aircraft’s operational flight activities and promote the safe, orderly and healthy development of the unmanned aircraft industry, the Civil Aviation Administration of Chi

On July 13th, a batch of mining unit hydraulic props ordered by merchants in Fugu County, Shanxi Province, and mine flatbed cars ordered by merchants in Ningxia have been loaded and shipped in the Chi

1 Preparation before use First take the instrument out of the case, connect the probe and the host during the thickness test and diameter test, connect the host to the probe and the distance measurin

The electromagnetic radiation detector is composed of a metamaterial absorber, legs and a substrate, and is prepared on a transparent substrate using a surface sacrificial layer process to form a susp