On the basis of the elastic-hydrodynamic lubrication theory proposed by the English engineers Dawson and Higginson the author has described and made a numerical analysis of the scoring of the main gear reduction unit second gear, Proposals aimed at alleviating scoring are also given.

1、

Shift from the first gear to the second gear

从第一排档转到第二排档

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2、

Using the Visual C++ developing tool, the thesis implements the CAD/ CAM system for involute gear based second development in UG.

利用Visual c++开发工具，以UG软件为二次开发平台，开发了直齿锥齿轮模具电极CAD/CAM软件。

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3、

According to an agreement between the two families, much of last year's formal wedding needed to be repeated before the couple changed into traditional gear for the second part of the ceremony.

根据2个家庭的协议，在新郎新娘换上传统服装进行仪式的第二部分之前，去年举行的正式婚礼中的很大一部分需要再进行一次。

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4、

It includes Trapezoidal, Backward Euler, Forward Euler, Simpson and Gear Second Order methods.

离散方法包括梯形法、向后欧拉法、向前欧拉法、Simpson法和Gear Second Order法。

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5、

My hairdryer has three settings-high, medium and low.

我的吹风机有三挡&高温、中温和低温挡。

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6、

The traffic was so slow I couldn't get above third.

路上的车辆跑得慢极了，我顶多只能用第三挡。

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7、

This is like a car that is in third or high gear.

这就相当于三挡或高速档。

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8、

I braked at the second corner and changed down to third.

我在第二个拐弯处踩了刹车，挂上三挡。

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9、

Pull the handbrake, shift the third gear to the neutral gear.

拉起驻车手刹，三挡换空挡；

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10、

As for the upper Pleistocene cohesive soil, the lateral and tip resistance can be determined according to the code after raising the liquidity index by one or half a level.

上更新统粘性土侧阻力、端阻力亦可据实测液性指数提高一挡或半挡按桩基规范选取；

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11、

Temperature uniformity is greatly improved by a perforated heat shield which absorbs radiant heat and distributes it more evenly.

温度均匀，大大提高了一挡热板的穿孔吸收辐射热，分配更均匀。

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12、

He stuck out his boot and deflected the shot over the bar seconds before the final whistle

就在终场哨响前几秒，他伸脚一挡，使射门的球变向飞过了球门横梁。

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13、

The tree affords some shelter from the sun.

这棵树可以挡一挡太阳。

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14、

Go up the hill in first gear.

挂一挡上山坡。

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15、

Now put the car in first.

现在把车开到一挡。

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16、

He stuck the car in first and revved.

他挂上了一挡，开动了汽车。

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17、

"Settle into the driver's seat, fasten the seat belt, shift into first gear and put your foot on the accelerator, push down the handbrake*"

坐上驾驶座，系好安全带，挂一挡，脚放在油门上，放下手刹

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18、

The soldiers interposed their bayonets, for they thought that he was about to attack the inspector, and the latter recoiled two or three steps.

两个兵急忙用他们的刺刀向前一挡，因为他们以为他要来伤害巡查员，巡查员也退后了两三步。

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19、

A separation blade is also arranged between the roller and the blade.

所述的滚筒和刀片之间还设有一挡片。

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20、

Cover for me. I gotta whiz behind a tree.

帮我挡一挡，我要到树后面去一趟。

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