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【数据】2017全国臭氧超标率比去年高一倍!

2020-2-11 · 中国环境监测总站发布的信息显示,2017年,全国臭氧超标率明显增加,峰值浓度出现明显抬升。 中国环境监测总站大气室高级工程师孟晓艳接受《环境与生活》杂志采访时说,从2013年以来,三大重点区域(京津冀、长三角、珠三角)中,京津冀和长三角臭氧浓度有显著的逐年上升趋势,特别是2017年 ...

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[IEEE 2020 21st International Conference of Young ...

[IEEE 2020 21st International Conference of Young Specialists on Micro/Nanotechnologies and Electron Devices (EDM) - Chemal, Russia (2020.6.29-2020.7.3)] 2020 21st International Conference of Young Specialists on Micro/Nanotechnologies and Electron Devices (EDM) - The Effect of Humidity on the Readings of Carbon Dioxide Sensors

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Winsen-sensor.com" Keyword Found Websites Listing ...

PCB Gain Circuit for SGX-VOX Electrochemical Oxygen Sensor . Instructables.com DA: 21 PA: 50 MOZ Rank: 93. PCB Gain Circuit for SGX-VOX Electrochemical Oxygen Sensor 0-100% FiO2: This instructable shows you how to build a breakout board for amplifying the output signal from the SGX-VOX oxygen sensor with 50x gain to allow the sensor to be easily used with an Arduino or similar …

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winsen-sensor.com: Gas Sensor_CO2 Sensor_Air …

Winsen Electronics-Professional gas sensing solution supplier with over 30-year gas sensor manufacturing experience, offers innovative semiconductor type, catalytic type, electrochemical type, infrared NDIR type, and laser type gas sensors for the detection of carbon dioxide, methane, propane, butane, combustible gases, PM2.5, air quality, carbon monoxide, alcohol, VOC, and oxygen.

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winsen-sensor.com - Gas Sensor_CO2 Sensor_Air …

winsen-sensor.com: Winsen Electronics-Professional gas sensing solution supplier with over 30-year gas sensor manufacturing experience, offers innovative semiconductor type, catalytic type, electrochemical type, infrared NDIR type, and laser type gas sensors for the detection of carbon dioxide, methane, propane, butane, combustible gases, PM2.5, air quality, carbon monoxide, alcohol, VOC, and ...

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