In 1974 it began to produce the serial plate valves from Dalian Modular Machine Tool Research Institule.
1974年开始生产大连组合机床研究所系列的板式阀。
The check valves shall be modular and shall seal to the main valve body by the use of an O-ring.
这种止回阀应该是模块化的，并且应该采用一个O形环密封在主阀体上。
Hydraulic fluid power — four-port modular stack valves and four-port directional control valves, sizes 02, 03 and 05 — Clamping dimensions.
液压动力。四孔调节阀门和四孔方向控制阀门。02,03,05尺寸。夹持尺寸。
Hydraulic fluid power - Four-port modular stack valves and four-port directional control valves, sizes 02, 03 and 05 - Clamping dimensions.
液压传动。规格为03和05型的四油口标准设计叠阀和四油口定向控制阀。紧固尺寸。
Hydraulic fluid power - Four-port modular stack valves and four-port directional control valves, sizes 02, 03 and 05 - Clamping dimensions.
液压传动。规格为03和05型的四油口标准设计叠阀和四油口定向控制阀。紧固尺寸。
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