通过实验主要测定空气湿度和质量流量对粉尘产生率的影响。
The influence of air Relative Humidity and mass flow on dust generation rate was determined.
通过实验，摸索出测定总大肠菌群的一种五管发酵法。
A method is found out to determine the total coli-group by the five fermentation tubes.
目的：通过实验，建立一种测定穿琥宁的新方法。
Objiective: We wish to found a method to determine PDS in medicine.
目的：通过实验，建立一种测定穿琥宁的新方法。
Objiective: We wish to found a method to determine PDS in medicine.
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