The ACS 5000 variable speed drive system enables Boeing to run the fan in adjustable speed mode or at constant speed, depending on the protocols and parameters of each test.
ACS 5000变速驱动系统使得波音公司可以根据每个测试的规程和参数，自由设定可调速度模式或者恒速模式。
In this system, a frequency-adjustable ultrasonic drive signal is made by computer, then based on the motor 's revolution number, system can automatically find the syntonic frequency of motor.
在此系统中，首先使用计算机来产生一个频率可调的超声波驱动信号，然后通过对马达转数的检测，系统得到压电超声马达的最佳谐振频率值。
The fly wheel on the drive shaft, which can be switched on or off as required, can make the system fly wheel torque adjustable.
其传动轴上配有飞轮，根据需要可带上或脱开，实现了系统飞轮矩可调的目的。
SUV's all-wheel-drive system allows infinitely adjustable and fully variable distribution of torque front-to-rear.
SUV的这套四轮驱动系统能全区域自动调整前后轮的扭力分配。
SUV's all-wheel-drive system allows infinitely adjustable and fully variable distribution of torque front-to-rear.
SUV的这套四轮驱动系统能全区域自动调整前后轮的扭力分配。
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