particle counter粒子计数器 particle number concentration计数浓度 outdoor mean air temperature during heating period采暖期室外平均温度 ..
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... 3. 3法拉第杯气溶胶静电计Faraday-cup aerosol electrometer (FCAE) 用于测量气溶胶颗粒所携带电荷浓度的静电计，简称气溶胶静电计(AE) o 3. 4颗粒数量浓度particle number concentration ...
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Water contents of stratiform cloud vary greatly, and have close positive relationship with particle number concentration.
云中含水量在水平方向上的变化大，且与粒子数浓度存在正相关。
The fluidized bed aerosol generator was used to aerosol the fly ash, and the Electrical Low Pressure was used to measure the particle number concentration before and after particle aggregation.
采用流化床气溶胶发生器对飞灰进行气溶胶化，采用低压电称冲击器在线测量聚并前后飞灰粒子的数目浓度。
The impact of sampling time on concentration of collected bacterium, fungus particles and mid-value diameter of particle number are studied by ANDERSEN bioparticle sampler in lab.
在室内用ANDERSEN生物粒子采样器进行了不同采样时间对采集空气细菌和真菌粒子浓度、粒数中值直径效果的研究。
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