... direct on-line processor直接联线处理机 direct operated直接操纵的 direct operating expenses直接操作费用 ...
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direct-operated regulator 自力式调节阀 ; 直接作用式调节阀
direct-operated relief valve 直接作用式安全阀
direct operated proportional relief valve 直动比例安全阀
direct operated solenoid valve 电磁阀 ; 直动形电磁阀
direct-operated 直接操纵
Modular Direct Operated Pressure Relief 叠加式直动压力溢流阀
direct operated regulator 直接作用式调节阀
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