实践证明，新设计的旋转模头系统行星齿轮减速器可靠性好使用寿命长，为生产装置的正常运行起到了极为重要的作用。
It was proved by practice that the newly designed speed reducer had a good reliability and long service time, which exerted great significance for normal operation of the producing plants.
这些减速器的行星齿轮孔内配置了滚针轴承，称为“全轴承减速器”，不但寿命长，而且传动效率更高。
Those of the planetary gear reducer hole of the needle bearing configuration, known as the "bearing reducer", is not only long life, and higher transmission efficiency.
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