Three-ring gear transmission is a novel type of planetary transmission with small tooth number difference, which was invented by a Chinese engineer.

三环传动是我国科技人员发明的新型的少齿差行星传动装置。

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The stub gear tooth is often adopted in the involute planetary gear transmission with a few tooth number difference.

在渐开线少齿差行星传动中通常使用短齿，其齿根高与正常齿相同，而齿顶高小于正常齿。

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The influence of two mode photon number difference, atomic coherent and detuning on the evolution of the field entropy has been discussed.

分析了双模光子数差、原子相干性及失谐量对场熵演化的影响。

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It is an impressive number, it is very, very large, but it doesn't make a difference.

这只是一个令人印象深刻的数字，它非常非常大，但是没有区别。

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The difference between ratio is a reward every certain number of times somebody does something.

比率强化意思是,间隔一定比例才给予奖励。

耶鲁公开课 - 心理学导论课程节选

But finally,there was a significant difference on alcoholism, the number of people who became how many people were able to getting to do "the white collar" jobs.

酗酒方面两组有显著差异，酗酒人数有差异,成为白领的人数,两组有差异。

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The difference between the number of people claiming Jobseeker's Allowance in Hull and in Cambridge has nearly doubled since the start of 2008.

BBC: Economic gap between UK cities 'widening'

The company was seeing how much of a discount was needed to make a significant difference to the number of DVDs it sells.

BBC: Amazon's old customers 'pay more'

Patients received either Arcoxia or diclofenac, and there was no difference in the number of heart attacks, strokes or death, or major stomach bleeding.

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