1)quantity of dustfall降尘量
1.A brief account on the causes and the mechanism of formation of raising sand,sand storm,strong wind,airborne dirt and the quantity of dustfall is given,the relationship among them analyzed,and the changes of quantity of dustfall in time and space explored through the field investigation,location test and physical and chemical analysis.通过野外调查、定位试验和室内分析 ,探索了新疆和田扬沙、沙尘暴、大风和浮尘产生的原因及发生规律与土壤降尘量的关系及其时空变化特点。
英文短句/例句
1.Grain size of the sample had been measured.降尘量和粒度参数值在尘暴前期和后期都呈现不同特征。
2.fallout wind vector plot微粒尘降风矢量标绘图
3.Ambient air--Determination of dustfall--Gravimetric methodGB/T15265-1994环境空气降尘的测定重量法
4.Contents of Heavy Metals in Dustfall of Fuxin City阜新市城区降尘中重金属含量的研究
5.Research on the Lead Dust Discharge Reduced by ESP in Storage Battery Production Process利用电除尘器降低蓄电池生产中铅尘排放量研究
6.A lot of harmful fume produced by air plasma cutting has a quite different distribution form, which determine the design for dust removing device.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。
7.Producing a very great amount of long-lived radioactive fallout.产生大量辐射微尘的产生大量的长期放射性下降物的.
8.Producing a very great amount of long-lived radioactive fallout. Used of nuclear weapons.产生大量辐射微尘的产生大量的长期放射性下降物的。用于核武器
9.Can be used to decrease the dust ,moisten the air .具备喷雾降尘功能，适宜降尘，湿润空气。
10.However, without dust there would be less rainfall and sunsets would be less beautiful.然而，假如没有灰尘，降雨量将会减少，落日的余辉也不会绚丽多彩。
11.Reduction of Dust Emission by Double-zone ESP双区电除尘器降低锅炉烟尘排放浓度
12.The dust particles will settle down in the short run.尘粒不久就会沉降下来。
13.Research on Tunnel Dust Settlement Rule and Reprinting Spraying Dust Removing System;巷道粉尘沉降规律与转载点喷雾降尘系统研究
14.atmospheric moisture or dust or smoke that causes reduced visibility.大气的湿气或灰尘或烟尘造成的能见度降低。
15.Study on the Changing Characteristics of Falling Dust of a Sand-Dust Storm Based on Oasis Scale基于绿洲尺度沙尘暴天气降尘的变化特征研究
16.The Transformation and Application of the Intelligent Dust-tracking and Dust-falling System on the Coal Cutter采煤机尘源智能跟踪降尘系统的改造与应用
17.Spray Dust Mechanism and Efficient Dust Nozzle Improvement Study of Comprehensive Mechanized Coal Face;综采工作面喷雾降尘机理及高效降尘喷嘴改进研究
18.Dedusting mechanism by water-cloud of wetting agents and the relevant tests for fully-mechanized and roof caving coal face综放工作面湿润剂喷雾降尘机理及高效降尘湿润剂的试验
相关短句/例句
dust-fall flux降尘通量
3)monthly dustfall月降尘量
4)Critical soot quantity临界降尘量
5)Atmo-spheric deposition大气降尘量
6)dust deposition fluxes沙尘沉降通量
1.Through a statistical analysis on the surface PM10 measurements in China,Korea,Japan and North America during a strong dust storm event from mid-Asia in April 2001, dust deposition fluxes were calculated for the PAPA region in North Pacific.通过对2001年4月中亚强沙尘暴过程在中国、韩国、日本和北美大陆地面PM10观测结果进行统计分析,推算出了北太平洋PAPA地区的沙尘沉降通量,结合同期PAPA地区的海洋表层有机碳和叶绿素观测结果,探讨了北太平洋沙尘与海洋生物兴衰的关系。
延伸阅读
降尘室分子式：分子量：CAS号：性质：又称除尘室(chamber type dust collector)。用于净制气体的一种沉降器,最简单的是在气道中装置若干垂直挡板,使气体流过时变更其方向,降低其速度,所含的尘粒一部分就与挡板相撞而沉降。实际净制程度一般不超过40%-70%,对含有较细尘灰的气体效率更低。因此,只能作为气体净制的初步处理。为了保证操作的连续性,不致因扫除沉积尘灰而停止生产,通常设置两个沉降器交替使用。适用于燃烧炉气和高温气体的除尘。
