The Mighty Dragon of the Yangtze: Two Decades of Achievements and Challenges of the Three Gorges Project
The Mighty Dragon of the Yangtze: Two Decades of Achievements and Challenges of the Three Gorges ProjectThe Yangtze River, the mother river of the Chinese nation, has nurtured a brilliant civilization and witnessed countless hardships. Floods were once a haunting nightmare for people living along its banks...
How much coal does Shanxi have and how many years can it last to mine after decades of mining?
Speaking of Shanxi, our first impression isA major coal province!For several years after the founding of the People's Republic of China, we have firmly held the "top spot" in coal production,Shanxi Province is not only an important coal base in China, but also one of the world's largest coal bases!The coal mines in Shanxi have not only never stopped mining for many years, but their annual coal production is still 2-3 times that of other places!Under such a large amount of mining,How much coal is left in Shanxi?How many years is it enough to mineShanxi Province covers an area of 157000 square kilometers, and after exploration,40% of the province has coal resources; There are 118 county-level administrative regions in the province, and 94 counties have coal underground!It can be said that if you dig a hole in Shanxi, you may even see coal!Moreover, the average thickness of coal seams in Shanxi's coal mining resources is only 30-40 meters, with most locations not exceeding 300 meters,It is easy to mine and the quality of coal is also very high!This is also why Shanxi's coal production is so high, as a major energy province,Shanxi's coal once lit up half of the country's lights!According to estimates,Shanxi's coal reserves are around 300 billion tonsAfter so many years of mining, only over 10 billion tons have been mined; According to the current level of mining,It can still be mined for hundreds of years!In recent years, Shanxi coal mines with a glorious history have begun to transform into intelligent technology based coal mines.Multiple coal mining groups have become smarter, safer, and more efficient with the help of technology! Some coal mines can even complete the entire process of coal excavation, mining, transmission, and delivery through machines...
Is it worth investing 51.6 billion yuan over decades to successfully open the Qinchuan River to the water diversion project from the Han River to the Wei River
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What is' aramid paper '? The United States and Japan have monopolized technology for decades, selling us 2800 at a cost of 20
Could you please click on "Follow" in the upper right corner to facilitate your discussion and sharing, as well as bring you a different sense of participation? Thank you for your support!Article | Pond Fish WhiteEditor | Pond Fish WhiteThere is a type of paper that neitherIgnite by fire.Left paper cloth, right A4 paperAnd it won't be95% concentrationSulfuric acid corrosion...