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normally open valve; NO valve | |||
normally opened NO valve | |||
normally-open valve | |||
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fail close valve (a control valve that goes to closed position if control signal or air fails) | |||
air-to-close valve (ГОСТ 24856-2014 YGA) |
нормально открытый клапан: 19 צירופים, 1 נושאים |
תַחְבּוּרָה | 19 |