Backwashing is one of the Methods: To maintain a filter bed clean.

In the dry-combed process, backwashing occurs after combing.

在干式精梳过程中, 复洗是在精洗之后.

Quebec remained a backwater until the 1960s.

魁北克直到20世纪60年代还是一片死气沉沉。

It is a commonplace to say that Northern Ireland is a backwater in the modern Europe.

说北爱尔兰是现代欧洲死气沉沉的落后地区已是陈词滥调了。

Britain could become a political backwater with no serious influence in the world.

英国有变成在世界上没有真正影响力的政治死水之虞。

The country is an economic backwater.

这个国家的经济是团死水.

It is to close simply conservative, backwater.

简直是封闭保守, 一潭死水.

The backward in the final analysis that also proved traditional agriculture is agrotechnical backwater.

也证实了传统农业的落后归根到底是农业技术的停滞.

I find this town too much of a backwater.

我觉得这个城镇太闭塞.

Then with the right to water in the backwater hole converging flow along the spiral flow.

之后与右回水孔自吸泵流来的水会合,顺着蜗壳流动.

Backwater hole and then right to the water flow convergence, the flow along the spiral case.

然后与右回水孔流来的水汇合, 顺着蜗壳流动.

There aren't any good shops in this village, it's a real backwater.

在这村庄没有任何一间好的商店, 真的是闭塞落后的地方.

Within about five minutes, he asked, " Is it true that you think muscle is a backwater? "

大概谈了五分钟后, 他问道: “ 听说你觉得肌肉是个冷门? ”

I will not allow the knowledge of the Chingchuankang a backwater.

我不会让知识的清泉变成一潭死水.

Life in a backwater of Southern Russia have began to grow weary for the Moscoweducated couple.

死气沉沉的俄国南部生活一定使这对在莫斯科受过高等教育的夫妇感到厌烦.

So we got a backwater drift to sign the charter.

我们让死水流动来标记这一时刻.

With no clear objective or direction , Guri fled to the backwater of the galaxy.

古丽漫无目的地逃往银河系的穷乡僻壤.

Therefore, both backwater by ice dam and ice dam body are called ice dam.

故也有将冰坝壅水与冰坝体统称为冰坝.

Thae reason and treating measures of seepage in backwater pipe in tailings base are summarized.

阐述了尾矿库回水管渗漏的原因及其治理措施.

This kind of innovation and development are far not backwater, still continuing.

这种创新和发展远未停滞, 仍在继续.

After secondary industry proportion reachs certain peak, tend backwater and drop then.

当第二产业比重达到一定高峰后, 便趋于停滞且进而下降.