This, the team suggests, implies that the direction of rotation is programmed into the stator ring, rather than the shaft, which thus dictates the direction of drive.

这一点，研究人员的看法，暗示旋转方向是规划到定子环，而不是轴，从而指引驱动器的方向。

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Butterfly valve through the valve shaft rotation to drive the rotation of a disc-shaped disc, to open and close a valve, cut off from the main pipe and throttle with.

进口蝶阀是指通过阀轴旋转来带动一个圆盘形的蝶板的转动，达到开启与关闭的一种阀门，在管道上主要起切断和节流用。

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The rotation drive shaft is sealed with inflatable chamber, eliminating the dust coalescence phenomenon. There is a function for automatic cleaning.

转动轴腔充气密封，消除了粉尘粘结现象。带自动清洗功能。

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