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On August 22, National Safety Production Fushun Mining Equipment Testing And Inspection Center Zhang Hongfu, National Safety Production Beijing Mine Support Equipment Testing And Inspection Center Exp

Errors in radiometric measurements. Sensitivity and background of Radiation Detector. The main source of errors in radiation detector measurements are: 1. Instability of equipment parameters.

On August 18, a batch of mining single hydraulic prop equipment is loaded in the intelligent equipment manufacturing workshop of China Coal Group, and will be sent to a mine in Shouyang County, Jinzho

Recently, two software products independently developed by Shandong Kate Intelligent Robot Co., Ltd. under China Coal Group, "Heike Plant Protection Flying Defense Platform V1.0" and "Heike Plant Prot

Recently, with the official approval of the State Intellectual Property Office, Shandong Kate Intelligent Robot Co., Ltd., a subsidiary of China Coal Group, has obtained two trademark registration cer

Reinforcement protective layer is a routine and required inspection project in reinforced concrete structure. In a broad sense, the protective layer of reinforcement is the part of concrete that prote