Hydraulic system and the valve main body may be the integral-type installment, also may separate the installment.
液压系统与阀门本体可以是整体式安装，也可分开装。
Fuzzy proportional-integral-differential control of steel pipe bundle auto-shaping electro-hydraulic proportional system was studied.
对钢管捆自动成形电液比例系统进行了模糊比例-积分-微分控制研究。
Fuzzy proportional-integral-differential control of steel pipe bundle auto-shaping electro-hydraulic proportional system was studied.
对钢管捆自动成形电液比例系统进行了模糊比例-积分-微分控制研究。
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