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With the further development of the market economy, China's demand for energy will continue to increase, making supply unable to meet demand, and its contradictions will become increasingly fierce. Th

As an indispensable and important factor for China's economic development, mineral resources are closely related to China's sustainable development. Under the influence of the new era, in order to ada

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Coal mining has a long history in China. According to historical records, since the Song Dynasty, China has had a relatively complete coal mining process. Therefore, China's coal mining technology has

The new generation of coal roadheader developed in China has the following technical characteristics:

The basic characteristics of China's natural resource composition are rich coal, lean oil, and low gas, which determines the status of coal in primary energy. China's total coal resources are 5.6 tril