在原发动机模型的基础上，补充编制了发动机数学模型的风扇和压气机导叶角度可调的部分程序；
On the basic of former engine, the angle variable partial program of the fan and compressor guide vane of engine mathematical model is been renewed.
永磁齿轮作为一种新型的磁力传动机构，具有能够向非导磁材料组成的封闭空间传递动力的特种功能。
As a new type magnetic transmission mechanism, Non-contact Permanent Magnetic Gear has special function that can transmit torque and power to closed area by magnetic field coupling.
利用气隙比磁导法建立了混合式步进电动机的磁网络模型，推导出谐波反电势的表达式。
The magnetic network model of hybrid step motor is established according to the air gap late permeance method, and the expression of the harmonic back EMF is deduced.
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