... 双联行星齿轮 compound planet gear 复合行星齿轮 Compound planetaty 变速比行星齿轮 variableratio epicyclic gear ; ratio epicyclic gear ...
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variable-ratio epicyclic gear 变速比行星齿轮
Ratio of Epicyclic Gear Trains 周转轮系传动比的计算
ratio epicyclic gear
传动比周转齿轮
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It is difficult and complicated to analyze the power-flow of the complex epicyclic gear trains and compute their transmission ratio and meshing efficiency.
目前，复杂周转轮系的功率流分析、传动比和啮合效率的计算既困难又繁复，而应用离散分析法可以改变这一局面。
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