了尘

采集口为无数微孔，减少了尘菌重叠，降低了微生物计数错误。

Sampling hole has many small holes to reduce puffball superposition and reduce error of animalcule count .

孩子的苏丹难民营轰动了尘烟因为他们踢的足球。

KIDS in a Sudanese refugee camp stir up a cloud of dust as they kick around a football .

分析了尘粒起动过程，研究了尘粒粒径对爆破扬尘的影响，提出了爆破降尘措施。

The paper analyzes the movement of dust particles , studies the effect of dust particle size on dust dispersion and puts forward the measures of dust control .

在我的稿纸上，它们是代表怅惘的省略的句点；在我的书架上，它们是那本装帧精美，却蒙了尘灰的诗集；

They imply , to me , the regretful full points omitted on my writing paper and equal to the collection of my poems on my bookshelf , beautifully designed and bound but dusty .

本文利用SEM-EDX和ICP对吉林西部两个采样点的碱尘气溶胶进行分析，获得了碱尘气溶胶样品的矿物组成和常量元素组成。

Mineralogical and elemental compositions of aerosol concerning alkaline dust are investigated from two experimental sites in western Jilin province , employing SEM-EDX and ICP systems .

偏相关分析结果显示，在控制了接尘年限和累积吸烟量等混杂因素的影响后，石棉肺期别与FVC、FEV1和FEV1/FVC%呈显著负相关，与Kco呈显著正相关（P<0·05）；

The partial correlation analysis revealed , after controlling the confounding variables such as pack-year of smoking , duration of asbestos exposure etc. , the category of asbestosis showed negative correlation with FVC , FEV_1 , FEV_1 / FVC % and positive correlation with Kco ( P < 0.05 ) .

新型磨粉机增加了集尘装置，有效地降低了粉尘污染。

The dust collector is added to effectively reduce dust pollution .

简要分析了排尘风机用接口的作用及其利用率。

The effect & its utilization ratio of interface for dust_collecting fan is briefly analyzed .

早期太阳的热量爆发融化了这些尘球，它们随后固化为球粒状陨石。

Bursts of heat from the primitive sun melted the dustballs , which solidified into chondrules .

流动的可视化采用了铝尘法和染料注射法；

The flow patterns are visualized mainly by the aluminum dust method and dye injection method .

论文综述了抑尘剂防尘技术的国内外发展现状；

The thesis overview suppress the technique of road dust-raising in the domestic and international development present .

用气流磨加工碳化硅磨料时，约有5%-15%的物料变成了尾尘。

About 5 % - 15 % materials become tailing dust during the jet mill manufacture of silicon carbide .

介绍了人工尘的用途、人工尘和大气尘之间的联系。

The use of the synthetic test dust and the relationship of the synthetic test dust and atmospheric dust are introduced .

用指数曲线、双曲线和抛物线拟合方法，研究了棉尘症患病率和纯棉总尘浓度的关系。

The relationship between prevalence of byssinosis and dust concentration by the methods of exponential curve , hyperbola and parabola fitting was studied .

本文分析并计算了含尘离心风机叶轮的磨损和尘粒的流动轨迹。

The flow traces of particulates and the erosion of impellers in centrifugal fans with particulates were calculated and analysed in this paper .

基于实验研究，分析讨论了含尘气流温度对无电晕式静电除尘器除尘性能的影响。

Based on the experimental investigations , the influence of flue gas temperature on the precipitation properties of electrostatic precipitator was analyzed and discussed .

分析了抽尘热风管内壁尘垢生成机理并提出了防治措施。

In this paper the forming mechanism of dust on the inner wall of tube is analyzed , as well as the prevention measures .

空气等离子切割时将产生大量对人体有害的烟尘，其烟尘分布的特点决定了降尘装置的设计。

A lot of harmful fume produced by air plasma cutting has a quite different distribution form , which determine the design for dust removing device .

研究对钢铁厂尘泥进行综合加工利用的合理参数，分析了利用尘泥的经济效益。

The reasonable parameters to comprehensively utilize the dust mud from iron and steel plant are researched and the economic profit of this utilization is analysed .

家庭专用吸尘器采用可丢弃式纸滤袋能有效收集可目视粉尘，尘满后可方便更换，免去了清洗尘桶的麻烦。

The family is special vacuum filter bag can cast type paper can be effectively collecting dust , dirt full visual easy replacement after the party , the barrel .

甜点好吃，舞台上女老外缓慢的演唱声，足以满足我的味觉和视觉，然后内心宁静到忘了世尘。

Dessert delicious , stage singing voice of female foreigners slowly , enough to meet my sense of taste and vision , and then to forget the inner peace dust .

然后研究了收尘极板上沉积粉尘层的物理特性，包括影响粉尘层比电阻的因素及粉尘层表面电位的形成与分布。

Then the physical characteristic of dust layer on the collection electrode is investigated , including the factor affected the resistivity of dust layer and the form 、 distribution of the surface voltage .

研究中首先进行了多种尘泥球团制作方法的对比实验，从中寻求了一种最适宜的球团工艺，然后通过系统实验确定了最佳工艺参数；

In this research a best feasible technics was found by firstly carried through much experiment to compare a variety of briquetting methods , and then optimum parameters corresponding were determined by systematically testing .

采用盆栽试验，研究了降尘、酸雨单一污染和复合污染对菠菜和生菜中铁、镁、锰、镍含量的影响。

Through pot planting experiment , the paper studied ion content of Fe , Mg , Mn , Ni in spinach and romaine lettuce under single and compound pollution of acid rain and drop in duct .

建立了收尘极板上粉尘层电压降模型，提出了利用压降模型和拟合伏安特性曲线数学表征式来在线测算真实工况下粉尘层比电阻的实现方法。

As a result a voltage drop model of the dust layer was established . Then the new method based on the model above and VI fitting curve mathematical formulas was introduced to estimate the dust resistivity .

该法充分利用了铅尘的有效成份，产品质量好，工艺简单易行，无二次污染，经济效益显著，为充分利用含铅废料和减少污染提供了一条有效途径。

The effective components of lead dust are reclaimed fully by this way with high quality product , simple process , no pollution and good benefits . A valuable procedure of sufficiently utilizing the waste lead dust and reducing environmental pollution is provided .

同时进行了地面起尘因子与城市空气总悬浮颗粒物（TSP）中扬尘浓度的相关性研究。

And the relativity of ground particulate emission factor and the concentration of resuspended particulate in total suspended particulate ( TSP ) was studied .

用试验方法研究了入口含尘浓度对PV型旋风分离器性能的影响规律。

The effect of the inlet solid loading on the separation performance , especially on the grade efficiency , of the PV type cyclone separator is experimentally studied .

又研究了喷雾降尘系统的原理与控制方法。

The principle and control method of spray dust suppression system are studied .

介绍了袋收尘器滤料的种类、性能和选用方法。

In this paper introduced are their sorts and types , performance and selecting methods .