The whole field of planetary gear transmission is dealt -with.
里基本上涉及了渐开线行星齿轮传动的整个领域。
High torque, low noise, planetary gear motor.
大力矩，低噪音，行星齿轮减速电机。
The whole field of planetary gear transmission is dealt -with. (?
里基本上涉及了渐开线行星齿轮传动的整个领域。
Fan gear mainly by the box, planetary gear speed change mechanism, and so on.
风机的变速箱主要由箱体、行星轮系和变速机构等构成。
Fan gear mainly by the box, planetary gear speed change mechanism, and so on.
风机的变速箱主要由箱体、行星轮系和变速机构等构成。
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