In the present paper, magnetic zeolites were prepared through hydrosynthesis.
本文采用上述概述的第四种方法合成了磁性X型沸石。
Ceramics, a great invention of China is briefly narrated in present paper.
本文简要叙述了陶瓷是中国的伟大发明之一;
From two aspects the present paper surveys various approaches to overcome these weaknesses.
本文从两个侧面综述了克服这两个缺点所采取的各种方法。
And so they each had to present... Each one wrote a term paper on one problem.
那么每个学生都要。,每名学生都要就一个问题写期末论文。
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