H pump measurement and control instrument--independent research and development H pump measurement and control instrumentFeatures:1.self-research technology2.detection of high precise sensor3.multi-gear and two-way control of motors4.technology support from profetional...

H pump measurement and control instrument---detection of high-accurate sensor  H pump measurement and control instrument H pump through the electronic control variable pre-stroke control during operation in the diesel engine to meet the best injection time of fuel...