ISO 5781:2000

Заменен

Hydraulic fluid power. Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves. Mounting surfaces — 26 стр.

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Hydraulic fluid power -- Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves -- Mounting surfaces — 32 стр.