experiment this paper studied 实验研究了
this paper has studied 文章研究了
this paper mainly studied 主要研究了
this paper systematically studied 本文系统地研究了
This paper studied sensitivity, specificity and practical value and significance of ELISA in the detection of antibodies against Fasciolopsis buski in human sera.
研究了姜片吸虫成虫冷浸抗原检测姜片吸虫病患者血清抗体的敏感性和特异性及其在流行病和临床上的应用价值。
This paper studied the problem of rolling quality's dynamic control in rolling construction.
探讨了压路机在压实施工中,压实质量的动态控制问题。
This paper studied a method of extracting the text features based on the kernel and scatter difference.
研究了一种基于核的最大散度差准则的文本特征抽取方法。
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