The RV drive with new structure is proposed, and the speed ratio is calculated according to design principle of the closed planetary gear.
根据封闭行星齿轮传动原理，求出新结构高轮齿接触率RV传动装置的传动比；
Structure design of Europeav style, compact and beautiful. Full closed refrigeration and reclaiming system with a good cooling effect, saving time, electricity and water.
欧洲风格设计，结构紧凑美观，全封闭冷回收系统，冷却效果好，省时、省电、省水。
According to engineering design method a double closed-loop DC motor control system was designed, a modulator structure was selected and computed, and its parameter was corrected.
采用工程设计方法对双闭环直流调速系统进行辅助设计，选择调节器结构，进行参数计算和近似校验。
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