Both qualitative and quantitative methods are adopted in the study.
本文采用了定量和定性的两种研究方法。
Methods. Positivism study, quantitative analysis and document comparison analysis were applied.
方法:应用实证研究、定量分析和文献比较方法。
Methods suspension quantitative germicidal test and animal toxicity test were used to carry out experimental study.
方法采用悬液定量杀菌试验和动物毒性试验方法进行了实验研究。
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