Two-stage pressure relief valve with provision for remote control.
带远程控制装置的两阶段减压阀。
Valve management in DEH control system provides the best possible improving the governing stage performance.
DEH调节系统的阀门管理提供了改善调节级特性的空间。
The retrofit is given of the prilling basket, second stage evaporation separator and control valve for pressure in the hydrolysis system in a urea unit based on the ammonia stripping process.
介绍氨气提法尿素装置的造粒喷头、二段蒸发水离器及分解系统压力控制阀的改造情况。
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