direct operated proportional relief valve是什么意思


中文翻译直动比例安全阀

网络释义

1)direct operated proportional relief valve,直动比例安全阀2)Direct drive servo-proportional control valves,直动伺服比例控制阀3)Pneumatic proportional valve,气动比例阀4)direct operated three way proportional pressure reducing valve,直动式三通电液比例减压阀5)safe investment proportion,安全投资比例6)automatic blow-off valve,自动安全阀

用法例句

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