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.
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。
The detailed practice shows that the proposed method can realize high-speed excavation of high slope and normal service for highways.
实践结果表明，这套方法保证了公路高边坡的快速施工和正常运营。
The detailed practice shows that the proposed method can realize high-speed excavation of high slope and normal service for highways.
实践结果表明，这套方法保证了公路高边坡的快速施工和正常运营。
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