关于gpm的百科

• gpm造句怎么写

• Adjustbalancingvalveuntilpressuredifferentialgaugereadspressuredroprequiredfordesiredflowrategpm.Readhorizontallytoflowratecurveandverticallydownwardtoflowrategpm.在管理中gpm是目标、计划与指标的缩略语。...
• 2018-10-2832745