务。 中文名称：液压换向阀 英文名称：hydraulic directional valve 厂家: 德州九洲液压机械厂 [山东 德州] 关键字(型号)： 液压换向阀 手动液压换 换向阀 专业液压换向阀/换向阀系统/德州液压换向阀 批
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electro-hydraulic directional valve 电液动换向阀 ; 电液换向阀
water hydraulic directional valve 纯水换向阀
minitype hydraulic directional valve 微型液压换向阀
hydraulic directional control valve 液压换向阀 ; 液力方向控制阀 ; 电动液压换向阀 ; 电动液力方向控制阀
electro-hydraulic directional control valve 电动液压换向阀 ; 电动液力方向控制阀
Hydraulic operated directional valve 液控换向阀
hydraulic control valve directional spool 液压控制阀方向滑阀
Hydraulic Pressure-actuated Directional Valve 液动换向阀
hydraulic centored directional valve 液压对中的换向阀
Water hydraulic directional valve;
纯水液压换向阀；
The performance of the water hydraulic directional valve can achieve the level of traditional oil hydraulic directional valve.
研制的纯水换向阀的性能基本达到了现有同类油压换向阀的水平。
Slide valve function of three position directional valve not only affects the working state of hydraulic system but also affects the working performance of implement part when changing direction.
三位换向阀滑阀机能不但影响液压系统的工作状态，也影响执行元件换向时的工作性能。
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