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USING TAPERED ELEMENT OSCILLATING MICROBALANCE METHOD TO DETERMINE THE CONVERSION COEFFICIENT OF ATMOSPHERIC PARTICULATE MATTER TESTED BY LASER DUST MONITOR
This paper has determined the mass concentration conversion coefficient of the atmospheric particulates(PM10 and PM2.5) in Shanghai, tested by Laser Dust Monitor. The Laser Dust Monitor and TEOM RPExpand
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The Clinical Efficacy Evaluation of the Ultrasonic Heartbeat Graph on Left Ventricular Systolic Function of Patients before and after Heart Valve Replacements
Objective:To investigate the clinical efficacy evaluation of the Ultrasonic heartbeat graph on left ventricular systolic function of patients before and after heart valve replacements.Methods:60Expand