From the principles of rotator type two-roll straightening and in-plant experience, this paper studies the roles and effects of guide device to the straightening quality for slender rod.
来自互联网
4. 优选的,毂的直径为在叶尖处测量的转予直径的40%和50%之间,且是实心的以防止空气越过毂。
Preferably, the hub has a diameter of between 40% and 50% of the diameter of the rotor, measured at tips of the blades, and is solid so as to prevent air passing through the hub.
来自互联网
5. 优选的,毂的直径为在叶尖处测量的转予直径的40%和50%之间,且是实心的以防止空气越过毂。
Preferably, the hub has a diameter of between 40% and 50% of the diameter of the rotor, measured at tips of the blades, and is solid so as to prevent air passing through the hub.