Mass concentration of the particulate is always the focus among people.
这里提出一种利用振动测频、GPRS 无线远程传输技术和 LabVIEW 虚拟仪器技术相结合的颗粒物质量浓度监测创新方法和系统,利用测量振动的频率来求取颗粒物的质量增量和质量浓度,从而形成在线测量、远程回传的工作模式,大大减少了监测工作所需的时间和人力, 同时保证了监测工作的精确性。
After analyzed the relations among negative ion concentration,stranded density and particle concentration, the feasibility of negative ion applied in a place with a large stranded density was revealed.
分析了负离子、滞留密度和颗粒物浓度之间的关系。
Percentage of Particulate Concentration Grades in Urban Air in 341 Cities
341个城市空气中颗粒物浓度分级比例
The Effect of Greenbelt in Road on Atmospheric Particles Concentration
道路绿化林对空气颗粒物浓度的影响
Research on Measurement Mothod of the Concentration and Size Distribution of Indoor Suspended Particulate Matters
室内悬浮颗粒物浓度与粒径分布测量方法研究
Relationship between Indoor and Outdoor of Fine Particulate Matter in Residential Buildings;
居民建筑室内外颗粒物浓度水平及相关性研究
Concentration Levels and Variation Characteristics of Particulate Matter in Urban Air of Changsha
长沙市大气环境颗粒物浓度水平与变化特性
Effects of tobacco smoke on indoor airborne particles
烟草烟雾对室内空气颗粒物浓度的影响
Research on the Recognition Algorithm for Concentration and Diameter Distribution of Indoor Suspended Particulate;
室内悬浮颗粒物浓度与粒度图像识别算法的研究
Seasonal Change and Particle Diameter Distribution in Atmosphere of Three Northeast Cities
东北3城市大气悬浮颗粒物浓度的季节变动与粒径分布
Detection of the concentration and size distribution of indoor inhaled particulate matters
室内可吸入颗粒物浓度与粒径分布检测方法的研究
Variations of Air Particulate Matter Concentration in Different Urban Greenlands;
城市不同类型绿地空气颗粒物浓度变化规律的研究
The Concentration, Size Distribution, Composition and Source Apportionment of Particulate in Air of Ningbo, China;
宁波市环境空气中颗粒物浓度水平、组成及源解析
Particle Distributions in Rooms with Cooled Ceiling and Displacement Ventilation Combined Systems;
冷板与置换通风联合系统房间内的颗粒物浓度分布
Investigation on the Relationships of Indoor and Outdoor Aerosol Concentration in Air-conditioned and Non-air-conditioned Rooms;
空调与非空调房间内颗粒物浓度变化规律的研究
Investigation of Test and Application of Fibrous Filter for Particulate Matter Control in Civil Air Conditioning System;
民用空调系统中控制颗粒物浓度用纤维过滤器的测试及应用研究
The Research on Modeling of Indoor Particulate Matter of Outdoor Origin and Control Strategies
室内环境颗粒物浓度预测模型及污染控制策略研究
Study on Aerosol Number Concentration, Size Distribution and the Particle Formation and Growth Process;
大气颗粒物个数浓度、粒径分布及颗粒物生成
Study on the Pollution Characteristics of Particle Number Density in Guangzhou during January 2008
2008年1月广州颗粒物数浓度污染特征
Application of VFP Programme in Calculation of TSP Concentration
VFP编程在计算总悬浮颗粒物采样浓度中的应用