1xbet review Special training on gas control officially started at Huaihe Energy 1xbet app login and Huainan Mining 1xbet app login in Anhui Province
Use practical actions to ensure 1xbet 1xbet app login coal mine safety to a new level
Li Dianshang welcomes the arrival of the 1xbet 1xbet app login students
This is the first large-scale outing technical training event organized by 1xbet 1xbet app login since its reorganization
Really sublimated this short learning opportunity into a "learning experience" trip
Experts from Huainan Mining 1xbet app login and Ping An Gas Research Institute will teach you the main methods of drilling and drainage refinement and blowout prevention management
Link:
A new way to control gas in high-gas mining areas with Huainan coal mine characteristics has been truly explored
(Text/Pictures Niu Shuhong, Wu Shaopeng)
Editor: Hao Jiali