This setup consists of a butterfly valve and a rotary electromechanical actuator.这套装置由蝶阀和旋转电动驱动器组成.A new torque identification strategy of valve electric actuator is proposed.提出一种新型阀门电动装置力矩辨识方法.Performance of control sys...
他们自己做饭，纺线，做木工活。They do their own cooking, spinning, and woodworking.让尼尔来做吧,他做木工活很在行.Ask Neil to do it — he's a dab hand at carpentry.迈尔斯能做木工活他有一双巧手.Miles can do carpentry and he's good with his hands....