study on the optimal transmission ratio in the 3 stages gear transmission system

1、

the transmission ratios of the two pairs of modified eccentric circular-noncircular gears are two curves in the same period. the phase difference of the two curves is the difference of the established angles.

则这两对变形偏心圆非圆齿轮的传动比曲线为两条周期相同的曲线，其相位差为两个变形偏心圆齿轮安装角的差。

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2、

the transmission ratio of the gear is completely the same as the ratio of the numbers of the axial grooves on the corresponding roller.

齿轮的传动比与对应的圆辊上的轴向槽数比完全相同。

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3、

the instantaneous ratio and synthetical transmission error.

齿轮瞬时传动比和齿轮综合传动误差。

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4、

theoretical research on instantaneous transmission ratio of head faced harmonic gear with movable teeth

活齿端面谐波齿轮瞬时传动比的理论研究

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5、

by employing the numeric analysis method, the influence of speed ratio, pressure angle, helical angle, gears positions, power, clearance ratio, and width to diameter ratio of bearing, on the response of the system is investigated.

用数值分析方法，研究了齿轮传动比、压力角、螺旋角、齿轮位置、功率、轴承间隙比与宽径比对系统不平衡响应的影响。

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6、

a double circular arc gear drive has the characteristics of higher carrying capacity and longer life than an involute gear drive, which is widely used in the petroleum, chemistry, mining, metallurgy industries.

双圆弧齿轮传动比渐开线齿轮传动具有承载能力高、寿命长等特点，在石油、化工、矿山、冶金等行业得到了广泛应用。

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7、

there are two schemes about configuration which are all using gear clutch, and coupling equipment is very important, involving the disposal of power system and transmission ratio.

其中耦合变速器式的混联式混合动力方案中，耦合变速器的设计是本文的重点之一，包括方案中各动力系统的布置、各齿轮传动比的设计。

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8、

the transmission ratio formula of harmonic drive with external wave generator is deduced first.

推导出具有外置波发生器的谐波齿轮传动比的计算公式；

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9、

the ancients said that there must be a teacher among any three travelers, simply the person around us can be used as a learning object, and the core idea of teachers' knowledge diffusion is to emphasize teachers as knowledge providers, not just knowledge receivers.

古人云三人行，必有我师焉，通俗地讲就是身边的人都可作为学习对象，教师知识扩散的核心思想就是强调把教师作为知识提供者，而不仅是知识获取者。

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10、

another proverb thus comes to mind: in the company of three one always can find a teacher.

另一句谚语又浮现在我的脑海里：“三人行，必有我师”。

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11、

there must be one out of three who can be your teacher.

三人行，必有我师焉。

provided by jukuu

12、

as we often say that you can always find something to learn from the people who keep you company, this world expo offers us a wonderful opportunity to learn from the world and people of all countries.

“三人行必有我师”，世博会更是我们向世界、向各国人民学习的好机会。

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13、

in an unguarded moment, some articles haven't given the trackback, feel so sorry.

由于一时疏忽, 导致一些文章未能注明引用地址, 深感抱歉.

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14、

he has in unguarded moment spilled the beans.

他一时疏忽,说漏了嘴.

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15、

this error is largely due to my over sight.

这个错误主要是由于我一时疏忽而造成.

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16、

i made the mistake through an oversight.

我一时疏忽,搞错了.

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17、

this error is largely due to my oversight.

这个错误主要是由于我一时疏忽而造成的.

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18、

ever since somebody slipped up and let you out of college.

不知是谁一时疏忽,让你大学毕了业.

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19、

his impulse was to go to her; he could depend on her pity.

他一时冲动要找她, 指望得到她的怜悯.

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20、

my uncle bought the house on an impulse.

我叔叔一时冲动买下了那房子.

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