Servos for large radars and launchers are either electro - hydraulic or all - electric.大型雷达和发射装置的伺服系统,不是电动 - 液压式的,就是全电动式的.In fact, it was clear that those were the electro - magnetic waves of Maxwell's theory.事实上, 很...
And theoretical basis is presented to further apply nozzle - flapper valve to two - stage electro - hydraulic servo valve .较快的响应速度;为进一步将其应用于两级 电液伺服 阀提供了设计和实验依据.Objective To study the effects of electro - acupuncturing po...