from dust

The cover is supposed to protect the machine from dust .

这个盖子会保护机器不进灰尘。

We put our books in bookcase to keep them free from dust .

我们把书放进书柜目的不落上灰尘。

Analysis of environmental economic benefit from dust control in cement mills

水泥厂粉尘防治的环境经济效益分析

The precision instrument must be kept free from dust .

精密仪器必须保持无尘。

A new concept for pulverized coal combustion & separation of air from dust

粉煤燃烧的新概念&粉气分离

Experimental Research of Zinc Removal from Dust of EAF in Microwave Field

电炉含锌粉尘在微波场下脱锌的试验研究

New technique for removing zinc and lead from dust of iron and steel works

钢铁厂粉尘脱锌脱铅新工艺

The substrate must be dry , solid , and free from dust .

墙面基层必需干燥、牢固、无尘埃。

we came from dust and will return to dust .

我们来于尘土，归于尘土

Study on Recycling ZnO from Dust of Steel Mill

从炼钢烟尘中回收氧化锌的研究

The current existing powder recycle installation mainly comes from dust remover .

目前喷粉回收装置主要源于除尘装置。

They come from dust , pollen , smoke , and sea salt .

它们来自尘埃、花粉、烟和海盐。

Float in space , away from dust and soil , into the dream land .

浮在空间，离开尘嚣，进入梦境。

Practice of Applying Sludge from Dust Removal of Steelmaking in Sintering Burden

炼钢除尘污泥在烧结配料中的应用

Rare objects are beautifully displayed in glass cases to keep them from dust .

为了防尘，文物被漂亮地陈列在玻璃柜子里。

Determination of Gallium from Dust Slurry in the Production of Yellow Phosphorous

黄磷生产电尘浆中镓含量的测定&罗丹明B吸光光度法

Investigation of the producing zinc oxide from dust in volatilizing kiln

从钢厂烟灰中生产氧化锌的试验研究

Influential Factors on Pneumoconiosis Incidence in Workers Departed from Dust

离尘矿工尘肺发病的影响因素

Death cohort study of tunneling worker after escape from dust in hydro power station

某水电站隧道工离尘后死亡队列研究

The cover protects the machine from dust .

这个罩保护机器使灰尘落不到上面。

Commercial test on recovering thallium from dust collected by ESP

从电尘中回收铊的工业试验

Care should be taken at all times to protect the instrument from dust and dump .

应当始终注意保护仪器，不使沾染灰尘和受潮。

The Affect of ICP-MS Instrument from Dust in Laboratory

环境粉尘对ICP-MS仪器性能的影响

The meteorites range in size from dust grains to small pebbles .

从尘埃颗粒到小石头，一颗颗流星排列着形成一定规模。

Objective : To study the factors that affect the pneumoconiosis incidence in workers departed from dust .

目的：研究影响离尘矿工尘肺发病的主要因素。

Sampling and sizing of the particles from dust laden gases

含尘气体中颗粒采样与测定方法

The response of the horizontal wind fields on radiative heating from dust are different at different heights .

水平风场对沙尘的辐射强迫响应在不同高度上是不同的。

Base treatment : The base should be soild , and free from dust and dirt .

基层处理：墙体表面应坚实、无浮灰和污物。

The eyelashes protect the eyes from dust and dirt .

眼睫毛保护眼睛不让尘埃和脏物进去。

When the gas is free from dust , the pressure drop can be described by Erguns equation .

结果表明，无粉尘沉积时，床层压降可以用Ergun方程计算。