外文翻译--动力传动系A

外文原文： he it to it of or on or on to to he of a is to to s in to s as as to A in is a of a a on or ,4on A of a to to to be a or on it a a a to to to be a is to to to to is to of is to is a a A is to a a a is of is in s or s to of of a of or a a a a an a do it in a an is of to to in an of of is in an in in of a as in a in to An a is by s in to to s a a is by he to is of a in a to to of by It an or to s a to is to a or 5is is by a by to a in at of a a 5In of is in by on in is of of in of in a to is to of is to a or or or a in or as is in a to or of to or WD is of WD it is of he to or an is to is to by as so at 5a in on is to on is to it is to of is 5 to on a is a a of to to up to a as of at up 8% or in On if or So it is to or at do to be or be At at in no to is to up by is by as . 0 .5 of 0 00. in of (as in (is of is is as 20 25 a 14- 02/1 is to of of in a of to of is a 6 to by or In is a of as do he in a is is of in by of in of of to of In of to of to (of in in of In a to be by of by of is by by of to 0,000 ,000 to 50 In it be to so on or in of of be in to an to An is in To as as (In is to to a a a to a 0 or a so do if (If is of a an to to at 0% or of to of in a be on or on or a of is by of at in is by of of of by of of of in in in to a in an to an as in or or or In or to In in a in be by by by if in of a “to in as If by be In be by or of If is of a of is as PL vs is by an in n 11 to n 15 it is an be on of it to of an to be to a A to of a in On of of no or be by by in an in a is 中文译文： 动力传动 系 A 动力传动系有两个作用：它把动力从发动机传送到驱动轮上，并且改变扭矩的大小。动力传动系包括： 造动力； 是手动就是自动； 用在手动变速器或者液力变矩器； 动力从变速器传到差速器； 动力传到两个驱动轴上。 手动变速器 手动变速器的作用是，把发动机动力传送到传动轴和驱动轮。变速器内的齿轮，改变车辆驱动轮和发动机之间转速和扭矩的比例。这样保持发动机的输出尽可能的靠近改变路面速度和最低速度。 一个手动的驱动桥，是一个由手动变速器，差速器，传动轴组成 的。大多数前轮驱动汽车装有一个驱动桥。这样的驱动桥也能在一些前置引擎或者后轮驱动，四轮驱动的汽车，在后置引擎和后轮驱动的汽车上看到。 一个手动变速器包括使用一个离合器来消除发动机扭矩到变速器输入轴。离合器允许这样渐渐发生以至于汽车能够启动。 手动变速器通常有四到五个档位，而且一般有“超速档”，对于在路上的燃油经济性这样就意味着输出轴比输入轴转的更快。当你使用变速器的时候，要维持同样的速度，将减少发动机转速的三分之一。 离合器 驾驶手动挡汽车，你踩下离合器，啮合了齿轮，然后松掉离合器而汽车会适应动力前 进。离合器可使车辆启动后发动机的动力被逐渐的加载，并可通过切断动力防止换挡时齿轮被咬碎。离合器啮合时把发动机动力传送到变速器和驱动轮。离合器分离停止动力传输，在没有动力传到驱动轮上的情况下，发动机可以持续运转。 离合器基本的部件是：飞轮，离合器盘，压力盘，分离轴承和联接装置。 飞轮被螺栓固定在发动机的曲轴上。它的主要作用是传送发动机扭矩从发动机到变速器。 离合器盘基本就是一块钢板，在飞轮和压力盘中间覆盖了一种耐摩擦材料。 离合器盘螺栓连接在飞轮上。它包括一张薄片金属封盖，弹簧 ，一个给离合器盘提供摩擦表面的金属压力环。 分离轴承是离合器操纵机构的中心。当离合器踏板踩下时，分离轴承指向飞轮，压盘推进释放了挡板然后移动压盘弹簧片到压盘弹簧弹力顶。 联接装置成倍地传送驾驶员腿部力量到离合器压盘的膜片。一个机械离合器连接装置通常由离合器踏板，一系列连接杆臂或者一组电缆。一个液压离合器联接装置大体上是由一个离合器制动缸和储存器，一组液压管路和一个从动缸。 自动变速器