原回转铣夹具制造精度较低，现在增加一处工艺基准面，大大提高了它的制造精度和可靠性，并为夹具的使用提供了一处校对基准面，使得叶片型面铣加工更为可靠。
In order to improve the manufacturing technology of rotary milling jigs, a datum plane was added so as to raise the manufacturing precision and reliability.
根据非回转体环向缠绕理论及叶片产品的具体要求，分析缠绕工艺，建立了张力控制系统的数学模型。
Next, according as no - gyrating round fiber winding theory and concrete request of vane, analyzing the winding technics, found the mathematics model of tension control system.
其特征在于，所述内风扇叶片的轴向外端连接于一环绕所述转轴的回转面。
The motor is characterized in that a revolution surface circling around the rotating shaft is connected with an axial outer end of the inner fan blade.
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