Frequent failure are analyzed for 3 W-A 1 type ammonia pump failure.
分析了3W-A1型液氨泵故障频繁的原因.
Operating analysis of HP ammonia pump and ammonium carbamate pump after frequency governor speed changed
高压氨泵、甲铵泵改变频器调速运行情况分析
The improvement of Multiple centrifugal pump sealing protection ring for ammonia production was introduced.
介绍了合成氨生产中多级离心式打水泵密封保护环的改造.
Computer simulation and development of a direct fired ammonia-water GAX heat pump
直燃型氨-水GAX吸收式热泵的计算机仿真及研制
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