对传统中和尾气吸收装置进行改造，利用磷酸吸收中和尾气中的气氨，循环吸收液重新返回混酸系统使用。
The absorption device of neutralization tail gas is improved by phosphoric acid absorbing gas ammonia in neutralization tail gas and circulation absorption fluid returning to acid mixing unit.
介绍了主轴伺服系统参数对混气电火花加工性能的影响规律，并对所产生的加工现象进行了分析。
The rules that the spindle servo system parameters would influence the workability of mixed air EDM (electrical discharge machining) technology are introduced. Experimental results are analyzed.
探讨了在液化石油气混空气系统中采用氧分析仪或相对密度仪控制混合气热值的可行性。
Feasibility of using oxygen analyzer or gravitometer for calorific value control of LPGair mixture is studied in the system of mixing LPG and air.
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