center(closed)shedding  中梭道; 中开口

center-closed  中位闭式

closed center  中位闭路; 中位关闭

closed center directional stem  中位关闭方向阀芯

closed center hydraulic system  中位关闭液压系统

closed center pilot control valve  中位关闭先导控制阀

closed center pilot valve  中位关闭先导阀

closed center solenoid valve  中位关闭电磁阀

closed center system  中位关闭系统

closed center type valve  中位关闭型阀

closed center valve  中位关闭阀

closed position  闭合位置; 闭合的位置; 停止位置; 空席; 闭阀位; 关闭位置; 平仓; 闭式舞姿

closed-position ignition  低位点火

hydraulic system: closed center  中位开放式液压系统

normally closed position  常闭合位置

position closed loop control  位置闭环控制

Position Closed-Loop  位移闭环

position closed-loop control  位置闭环控制

two-position closed loop control  双位置闭环控制