格式:pdf
大?。?span class="single-tag-height">237KB
頁數: 4頁
介紹了1+1保護式數字硅箱控制器設計中的設計思想及其實現方法.給出了系統(tǒng)的構成原理及主要程序設計方法.
格式:pdf
大?。?span class="single-tag-height">757KB
頁數: 8頁
www.Fisher.com Fisher r Sliding -Stem Valve Selection Guide Typical Fisher Sliding-Stem Control Valves W8861 W7957-2 easy -e?GX TBX STEAM CONDITIONING VALVE X0165 A broad range of Fisher valves, sizes, and materials is offered – fromNPS1/2 for general service to NPS20 and larger for demanding high -pressure steam, hydrocarbon, and noise services. FIELDVUE? digital valve controllers offer digital c