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- Laser particle counter, alkali chain-type strong magnetic filtration device, etc. 激光颗粒计数器，碱性链式强磁过滤装置等。
- Experimental results calculated by the Least Square Method hasbeen performed with laser airborne particle counter. 文中给出了用最小二乘法对国产激光尘埃粒子计数器进行标定的实验结果。
- Abstract： umber concentration and size distribution of atmospheric aerosols were measured in Beijing by an optical particle counter. 摘 要： 本文对北京地区气溶胶数浓度及其谱分布特征进行了初步研究。
- Use this particle counter for cleanroom monitoring, filter testing, ventilation inspections, facility monitoring, and process measurement. 此款颗粒计数器用于超净室监测、过滤器测试、通风检查、设备监测以及过程测量等。
- This paper introduces a particle counter based on light-blocking theory,which is developed based on AVR single-chip computer. 基于AVR单片机的光阻法颗粒计数器,运用传感器技术、自动检测技术和通讯技术实现了光、机、电的一体化控制。
- A new method is proposed for the measurement of imaginary part of refractive index n i of aerosol by using an optical particle counter (OPC) and a visibility meter (VM). 介绍一种综合利用光学粒子计数器和能见度仪测量大气气溶胶折射率虚部的新方法。
- Particle counters begin to be used in water quality measurement. 颗粒计数器已逐渐应用于水质检测中。
- A new method is proposed for the obtaining multi-wavelength aerosol optical characteristics by using visibility meter (VM), optical particle counter (OPC) and micro pulse lidar (MPL). 摘要为了获得多波长气溶胶的垂直消光特性，本文提出了一种综合利用光学粒子计数器、能见度仪和激光雷达获取多波长气溶胶光学特性的新方法。
- Abstract: A new method is proposed for the measurement of refractive index of aerosol by using a visibility meter(VM), an optical particle counter(OPC) and a micro pulse lidar(MPL). 摘 要： 介绍了一种综合利用能见度仪、微脉冲激光雷达和光学粒子计数器测量大气气溶胶折射率的新方法。
- Principle and operation of dust particle counter 尘埃粒子计数器的原理和使用
- The Design of Fluid Particle Counter With Dual MCU 基于双单片机系统的油液颗粒计数器的设计
- Aerosol Sampling Error About a Particle Counter 粒子计数器采样气溶胶的误差
- Laser Diode Particle Counter MET ONE 激光尘埃粒子计数器
- stratospheric balloon aerosol particle counter 同温层气球空气微粒计数器
- liquid automatic particle counter 自动颗粒计数器
- On-line particle counter for the liquid 在线液体颗粒计数器
- There was an enormous cat crouching on the counter. 柜台上蜷伏着一只硕大的猫。
- He placed the money on the counter. 他把钱放在柜台上。
- Can the goods be refunded at your counter? 你们柜台的商品可以退吗？
- There wasn't a particle of truth in what he said. 他说的没有一点真话。
