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通过ＺＺ４４００／１７／３５型液压支架设计特点的分析以及井下工业性试验证明，该支架满足了铁法日产７ｋｔ高产高效的要求，这项科研成果的推广应用，将为尽早突破工作面日产超万ｔ铺平道路、积累经验。
The design features of ZZ4400 / 17/35 hydraulic support and the downhole industrial tests show that the support meets the requirements of high output and high efficiency of the iron method Nissan 7kt. The popularization and application of this scientific research will be to break through the surface of the Nissan super million t pave the way for gaining experience.