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Qf28型全负荷传感多路阀是根据液压起重机等工程机械的更新换代需要,是国家创新基金指南连续两年推荐,国家重点支持开发的高效节能
Qf28 full load sensing valve is based on the hydraulic crane and other construction machinery replacement needs, is the National Innovation Fund guidelines recommended for two consecutive years, the state’s key support for the development of energy efficient