计算机计算结果与新近发表的氨蒸汽表上的数据比较表明，在广阔的温度范围内方程组具有较高的精度。
The comparison based on the computed results and the data from recent tables of the. thermodynamic properties for ammonia showed that the results had good accuracy in wide temperature ranges.
前端包括氨反应所需气体的全部准备和高压蒸汽的产生。
The front-end consists of all plant sections involved in preparing the gases needed for the ammonia reaction and generating the high-pressure steam.
阐述了用PLC及其扩展单元实现合成氨厂造气炉制气过程的自动控制和入炉蒸汽的自动调节方法，并对该控制方式的节能效果进行了分析。
The method to control gas making furnace with PLC and its extend units as well as to regulate the steam is expounded in this paper.
低温反应的优点是所得物料便于固液分离，节省加热蒸汽，减少氨挥发。
Low reaction temperature has the advantages of easy separation of solid from liquid for the obtained material, saving heating steam and reducing ammonia volatilization.
无水氨汽提塔喷嘴在高速蒸汽产生的空蚀和介质的活化腐蚀联合作用下腐蚀严重，通过材质、结构优化取得了良好的效果。
By the joint action of cavitation corrosion produced in the high speed stream and medium activation corrosion, the spray nozzles of anhydrous ammonia stripper corrode seriously.
不锈钢盘管的特点耐高温蒸汽、抗冲击腐蚀、耐氨腐蚀；
Thee characteristics of stainless steel coil high temperature steam, impact corrosion and ammonia corrosion;
在变换反应过程中要消耗大量蒸汽，其蒸汽消耗量占合成氨生产总蒸汽消耗量的30%以上。
A large amount of steam will be consumed in the course of its shift reaction, and its consumption of steam is more than 30% of the amount steam of synthetic ammonia production.
在变换反应过程中要消耗大量蒸汽，其蒸汽消耗量占合成氨生产总蒸汽消耗量的30%以上。
A large amount of steam will be consumed in the course of its shift reaction, and its consumption of steam is more than 30% of the amount steam of synthetic ammonia production.
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