Zobrazeno 1 - 1
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pro vyhledávání: '"YANG Guohe"'
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 1, Pp 295-303 (2023)
The Pingdingshan mining area mined by China Pingmei Shenma Group is a typical example of deep mining. After 70 years of development, the group always insists on leading production with scientific and technological strength, ensuring safety with techn
Externí odkaz:
https://doaj.org/article/94558537d3324ffdbccd5b25edb70e93
