The crankshaft turns the transmission gears which turn the driveshaft which turns the rear axle and rear wheel differential gears which turn the rear wheels.

曲柄驱动变速齿轮,变速齿轮驱动主动轴,主动轴再驱动后轴和后轮差动齿轮,后两者最后驱动后轮。

属类：工程技术-交通-交通工具

However, if clutch-pedal pulsations are noticed or if gear shifting is hard and gears jump out of mesh, then alignment should be checked. This requires a special alignment arbor and dial indicator.

然而,如果发现离合器踏板振动或变速器换档有困难,并脱出咬合,那么就应该检查定位情况。检查可用专用的定位心轴和千分表。

属类：工程技术-汽车-

When the next set of gears are used, the car picks up speed. Finally, when the car is moving easily, the gears are shifted again. We say then that the car is in the high gear.

然后第二组齿轮使汽车加速。当汽车轻快地行驶时,齿轮又变换了,这时汽车使用的是高速齿轮。

属类：工程技术-交通-交通工具

Thus, if a machine is completely dismantled, a collection of simple parts remains such as nuts, bolts, springs, gears , cams, and shafts the building blocks of all machinery.

如果把一台机器全部拆散开来,这台机器便成为一堆如螺母、螺钉、弹簧、齿轮、凸轮、轴等简单部件-即所有机械的构成单元。

属类：产品说明书-机械产品说明-

Lubricants and related products (class L)--Classification--Part 7: Family C (Gears )

润滑剂和有关产品(L类)的分类第7部分:C组(齿轮)

属类：行业标准名称-国家标准名-GB/T7631.7-1995

Bevel gears : gears which connect two shafts at right angles.

伞齿轮:连接直角相交两轴的齿轮。

属类：行业术语-印刷-

Bevel gear either of a pair of gears with sloping toothed edges

伞齿轮;锥齿轮.

属类：综合句库-典型例句-

A range of synthetic gear oils which is suitable for all types of gears , especially worm gear transmissions made of steel and bronze combinations.

适用于各种类型的齿轮、尤其是由钢和青铜合金的蜗轮蜗杆传动装置的合成齿轮油系列。

属类：单位简介-壳牌公司网站-客户服务

Simplified methods for the calculation of load capacity of involute cylindrical gears for general machines

通用机械渐开线圆柱齿轮承载能力简化计算方法

属类：行业标准名称-国家标准名-GB/T10063-1988

The cam lobes on the camshaft are so related to the crankshaft crankpins through the gears or sprockets and chain as to cause the valves to open and close with the correct relationship to the piston strokes.

凸轮轴上的凸轮凸角通过齿轮或链轮和链条与曲轴轴颈相连,这样,可以使气门按照活塞行程的正确顺序开启和关闭．

属类：工程技术-汽车-

The camshaft is driven by gears , or by a chain, from the crankshaft. It turns at one-half crankshaft speed. In the four-cycle engine, every two revolutions of the crankshaft produce one revolution of the camshaft and one opening and closing.

凸轮轴由曲轴通过正时齿轮或链条来驱动。凸轮轴的转速为曲轴转速的一半。在四行程发动机中,曲轴每转动两圈,凸轮轴转动一圈,使气门开启和关闭一次。

属类：工程技术-汽车-

The four main types of gears (spur, helical, worm, and bevel)and a rack and pinion are shown in Figure 7

图7所示是四种主要的齿轮(巨齿轮,斜齿轮,蜗轮和伞齿轮)以及齿条和小齿轮。

属类：综合句库--

Tractor terminology--Running gears and undercarriages

拖拉机术语行走系

属类：行业标准名称-国家标准名-GB/T6960.4-1995

A device for shifting gears on a bicycle by moving the chain between sprocket wheels of different sizes.

脱轨器,转撤器通过在不同大小的扣链齿轮间移动链条而转换自行车齿轮(换档)的装置

属类：综合句库--

To permit this, the two pinion gears rotate on their pinion shaft, transmitting more turning movement to the outer side gear than to the inner side gear.

为了达到这一目的,两个行星齿轮在齿轮轴上转动,给外侧的车轮提供比内侧的车轮更多的运动

属类：工程技术-汽车-

Should I shift gears before making a turn?

我拐弯之前该不该换档?

属类：综合句库--

Bevel gear:Either of a pair of gears with teeth surfaces cut so that they can connect unparallel gear shafts.

斜齿轮:用以连接不平行齿轮轴齿轮的任一对齿面切削。

属类：综合句库-未分类-

That is, the driver does not need to shift gears because the automatic controls on the automatic transmission supply the proper ratio to suit the driving conditions.

也就是说,驾驶员不必换档,因为自动变速器会根据不同的行驶状况,自动提供适当的传动比。

属类：工程技术-汽车-

A car with five gears

一辆有五档的汽车

属类：综合句库--

One involves microelectromechanical systems that combine computers with tiny mechanical devices like mirrors and gears embedded in semiconductor chips

一是微机电系统,另一个就是纳米技术,前者使计算机与嵌在半导体芯片中的镜片、齿轮之类的机械装置得以融为一体。

属类：综合句库--

In some cars the driver has to step on a pedal to release the clutch, then shift the gears with a lever. In other cars all the shifting is automatic.

一些汽车的驾驶员用脚踩踏板来松开离合器,然后再用变速杆来换档。有些汽车的换档是自动的。

属类：工程技术-交通-交通工具

A semi-fluid grease with an extremely high viscosity base oil, suitable for use in enclosed industrial gearboxes, open gears and central grease lubrication systems.

一种由极高粘度基础油构成的半流化润滑脂,适用于闭式工业齿轮箱、开式齿轮和集中润滑脂润滑系统。

属类：单位简介-壳牌公司网站-商业客户服务

Cars with five forward gears and a reverse

有五个前进挡和一个倒挡的汽车.

属类：综合句库-典型例句-

It is necessary to interrupt the flow of power (By uncoupling)before gears are shifted. Otherwise, gear shifting would be extremely difficult if not impossible.

在变速之前,一定要切断动力传递。不然,换档即使不是完全不可能,也会是十分困难的。

属类：工程技术-汽车-

Lubricate the gears of a car

在车的齿轮上加润滑油

属类：综合句库--

Where the driveshaft meets the rear axle there is the group of gears called the differential. These gears turn the rear wheels. They let each wheel turn at its own speed when it is necessary.

在传动轴和后车轴接合处有一组差逮齿轮,这些齿轮使后轮转动,并在必要时使两个车轮按不同的速度旋转。

属类：工程技术-交通-交通工具

Also useful in mechanical engineering are manganese bronzes, with little or no tin but considerable amounts of zinc and up to 4.5% manganese. Aluminum bronzes, containing up to 16% aluminum and small amounts of other metals such as iron or nickel, are especially strong and corrosion-resistant; they are cast or wrought into pipe fittings, pumps, gears , ship propellers, and turbine blades.

在机械工业中也使用锰青铜,它含有少量锡或甚至不含锡,但含有大量锌和可达4.5%的锰。铝青铜含有高达16%的铝和少量其它金属如铁或镍,特别坚硬和耐腐蚀;可铸造或锻造成管件、泵、齿轮、船用螺旋桨和涡轮叶片。

属类：化学及生命科学-化学-

There are at least three sets of gears in most passenger cars, even more in jeeps and trucks.

在轿车中至少有三套齿轮,吉普车和货车的齿轮就更多了。

属类：工程技术-交通-交通工具

The gears work smoothly.

这个传动装置运转很灵活.

属类：综合句库-典型例句-

General specification for speed reducer with small module cylindrical gears

小模数圆柱齿轮减速器通用技术条件

属类：行业标准名称-国家标准名-GB/T12473-1990