I didn't know what to do. I felt very sorry for the young woman.

Today, swirling flow technology is also applied in daily life, such as in cooking gas stove, vacuum sweeper, etc.

目前螺旋流技术已经进入了人们的日常生活领域，如螺旋流节能煤气灶、真空吸尘器等。

Simulation and optimization of the suction system of vacuum sweeper with a front-mounting dust collection box

前装卸式真空清扫车吸尘系统仿真与优化

Compared with Vacuum Sweeper, the rear rolling drum-type sweeper is more suitable for actual road conditions in the domestic, and has the advantages of a simple structure and low energy consumption.

与现今国内市场的真空式清扫车相比，其更适合国内实际路况，并具有结构简单、能耗低的优点，符合国家节能减排的方针政策，具有重要的研究意义。

Experimental Study on Suction Mouth of Vacuum Sweeper

路面清扫车吸嘴装置的实验研究

The working principles and technical characteristics of flat bag dust catcher are introduced.

介绍了模块式扁袋除尘器的工作原理及技术特点.

The dedusting equipment mainly includes dust catcher , dust collector, centrifugal dust separator and wet dust collector.

除尘设备主要包括电除尘器 、 布袋除尘器 、 旋风除尘器和湿式除尘器等.

Dust catcher should be connected if it is used to crush used sand.

用于旧砂破碎时,除尘口应接除尘器.

Dry-wet BF gas dust-catcher can replace today's complicated dust-catch system, reduce equipment investment, decrease water dosage.

干湿一体高炉煤气除尘器可以代替现有复杂的除尘系统, 减少设备投资, 降低耗水量.

This morning I thoroughly cleaned the room with a dust catcher.

今天早晨我用吸尘器把屋里抽吸得很干净.

Freeman Dyson is one of the great minds of our time, and I admire him immensely.

戴森是我们这个时代最伟大的头脑之一, 我个人也对他十分敬重.

Dathan : To use in your service, son of Pharaoh.

戴森: 那是用来服务您的, 法老之子.

With the application of auto-regressive integrated moving average algorithm, sampling frequency can trace the frequency variation of measured signal, which can realize complete alternation sampling.

运用广义预测方法，使采样频率跟踪被测信号频率的变化，实现整周期采样，保证测量精度。

Install integrity check has failed common cause include imcomplete download and damaged media contact the install's author to obtain a new copy.

这可能是由于损坏的磁 盘，或是下载失败，或是病毒导致的结果。 你可以联系本安装程序的 程序员来获取新的软件拷贝。

The fibre diameter increases with increasing fluidity of the molten oxide.

熔融氧化物的流化度增大,纤维直径增大.

Many scientists accept the theory that the universe is growing larger.

许多科学家接受这样的看法:宇宙在不断增大.

Higher deposit rates increase the budget costs of the subsidy program.

存款利润较高,就增大了补贴规划的预算费用.

The wind began to build.

风力开始增大.

She found a lump in her left breast.

她发现左乳有个硬肿块.

The abdomen is supple without masses or organomegaly.

腹部是柔软的,无肿块或脏器肿大.

I had a nasty swelling on my leg.

我的腿上有一讨厌的肿块.