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Development and application of wear-resistant buffers for large dropping depth feeding system
Yang Hongzeng1,2,3,4, Zhou Jinyan1
1. Hebei Coal Scientific Research Institute Corporation Ltd., Xingtai 054000, China; 2. National Key Laboratory of Energy Filled Coal Mining Technology, Xingtai 054000, China; 3. Hebei Filled Coal Mining Technology Innovation Center, Xingtai 054000, China; 4. Hebei Filled Mining Technology Corporation Ltd., Xingtai 054000, China


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