... fly ash cement 飞灰水泥 fly ash pipeline 煤灰浆管线 fly ash treatment 飞灰处理 ...
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It proved that injecting composite fly ash gel through pipeline network to the fire zone is a rapid and efficient fire-extinguishing technique and applicable to extinguish large area coal seam fire.
实践表明，复合胶体管网式防灭火技术是一种快速高效的防灭火技术，适应大面积煤层火灾的防治要求。
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