卫星通信太空电台 communication-satellite space station 换向环 communitative ring 小区接收；小区收听；小区收看 community reception ..
基于4个网页-相关网页
无传感器闭环控制模块包括换向调节、电流环调节和速度环调节、正反转速控制等功能。
Sensorless DC motor close-loop control module include reversing control, current loop regulating, the positive and negative rotational speed controls with speed ring etc.
建立了详细的行星齿环换向机构运动学分析模型；
The kinematic analysis model has set up for planetary gear-ring inverse mechanism.
在分析行星轮与内齿环各段啮合情况的基础上，建立了行星齿环换向机构中系杆的角速度和角加速度计算模型。
Based on the meshing analysis of planetary gear and inner gear-ring, the angular velocity and angular acceleration calculation model of the rod is established.
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