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2BZ-40/12型脉冲式煤层注水泵 具有双重安全保护功能生产支持定制

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Shandong Jining City
Last Updated
2026-05-23
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Jining middling coal Intelligent Technology Research Institute

Address:Middling coal Group (Mining Rescue Equipment Branch), Rencheng District, Jining City, Shandong Province

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18660762709

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