往复的

It is like a huge two-stroke engine, with a capacity of 45 million litres, a stroke of 3 kilometres, and a frequency of one revolution per hour, says Edmonds.

"就像一个巨大的，4500万公升的二行程引擎，一个行程3公里，一个小时一往复。"埃德蒙说。

Such-and-such, it start shoot forth in the end of march of the eighth years, florescence is from april to may, in the end of april it begins abloom, anthesis is mainly the middle ten days of may. at the same time, it is full of white lactic resin in the stem, collect the resin and put its at ventilated, shady and cool place.

如此往复，到第8年3月底开始见旬抽茎，花期4月底5月底，4 月底始花，5月中旬为盛花期，此时里面充满白色乳液状树脂，收集树脂，将收集的树脂在通风阴凉处阴干，即得块状凝固的树脂，入药称阿魏。

Reciprocating means up and down or banck and forth, It is the up and down action of a piston in the cylinder blick, or engine block.

大多数汽车的发动机是内燃机，往复四冲程汽油机，但是也有使用其它类型的发动机，包括柴油机，转子发动机，二冲程发动机和分程燃烧发动机。

Adding a set of fixture in the lathe,changing the gyratory motion of lathe into straight line reciprocating motion,and delivering the torque by the main shaft of lathe,supporting the broaching force by the fixture,thus reconstructing the lathe into broaching machine is realized.

在车床上增加了一套夹具装置，可将车床的回转运动改为直线往复运动，车床主轴可只输出扭矩，而由夹具装置承受拉削力，从而实现由车床向拉床的改造。

The analytical results indicate that the variety of axial loads has considerable effect on the hysteretic behaviors of RC columns.

计算结果表明，轴力的变化对往复荷载下 RC 柱的受力性能有重大影响。

The sliders would need to move pretty nippily to get out of the way of the rotating piston C, so there would be some quite large accelerations of reciprocating components.

滑块将需要动议相当nippily失控的方式旋转活塞c ，所以会有一些相当大的加速度往复组件。

The mass of the reciprocating parts is small compared with that of the sley in a shuttle loom.

与有梭织机的筘座相比，苏尔寿片梭织机往复运动构件的质量较小。

The mass of the reciprocating parts is small compared with that of the sley in a shuttle loom.

与有梭织机的筘座相比，苏尔寿片梭织机往复运动构件的质量较

To turn a handle .the maximum movement available to a pivoted or reciprocating piece by a cam.

安装在枢轴上或作往复运动的部件，从凸轮、曲柄或偏心轮所得到或能得到的运动极限。

In shaping, the cutting tool on a shaper reciprocates or moves back and forth while the work is fed automatically towards the tool.

在仿型刨削操作中，仿型刨床上的刀具作往复或前后移动的同时，工件被自动推向刀具。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。