This paper explained the design of nozzles, injectors and burner cones of new ignition with producer gas on forced pre-mixing and the method of flame stability.

根据发生炉煤气的特性，采用强制预混燃烧方式，设计了点火器的喷嘴、引射器及烧嘴，并对稳定火焰的方法也进行了研究。

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The tie in segment of the diaphragm wall is connected using pre reinforced concrete pile. The foundation strata of two shield well is also reinforced by deep mixing piles in order to seal water.

地下连续墙接头采用预制钢筋砼接头桩连接止水，两端头井辅以深层搅拌桩加固地基。

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It is prepared through a powder metallurgy process including the steps of compounding material, mixing, pressing blank, pre-sintering and sintering to form the alloy.

本发明合金制备方法：采用粉末冶金方法即配料、混料压坯、预结、烧结制成合金。

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