1.
The eighteenth century mathematicians used series indiscriminately.
十八世纪数学家们不加辩加地使用级数。
2.
The Development of Uighur Historiography(8-17century);
维吾尔史学发展研究（八世纪—十七世纪）
3.
mathematics in 16th and 17th century
十六、十七世纪数学
4.
The Thematological Study on the 18～(th) and 19～(th) Century Chinese and British Ghost Fiction;
十八、十九世纪中英鬼小说主题学研究
5.
The “Modernist Literature” of 1980s;
二十世纪八十年代的“现代派文学”
6.
The Casualties Inflicted by Earthquake during the 18th and 19th Centuries, and their Seismological Implications (A Compilation)
十八、十九世纪地震死亡人数及其地震学意义(汇编)
7.
Architectural Principle in Oboe Design in 18th Century;
十八世纪双簧管设计中的建筑学原理
8.
The Function and Influence of Shu-jing and Book of Mutation in the History of the Chinese-French Academic Communication in the 18th Century;
《书经》、《易经》与十八世纪中法学术交流
9.
Evolution of the discourse in female literature in the 1980s and 1990s;
20世纪八九十年代女性文学话语流变
10.
Eight Major Trends in the Development of Linguistics in the 21st Century;
二十一世纪语言学的八大发展趋势(上)
11.
The Research of International Advertising Psychology in 1980 s;
二十世纪八十年代国外广告心理学研究
12.
The Reform of International Basic Science Education since the 1980 s;
二十世纪八十年代后国际基础科学教育改革
13.
An Exploration of the Changes in the Feminine Literature in 1980s and 1990s;
二十世纪八九十年代女性文学变革探析
14.
The Avant-garde Quality of Chinese Fiminine Literature in the 1980-90s;
二十世纪八、九十年代女性文学的先锋品质
15.
The Evolution of the Theories of the Nature of Literature Since 1980s
二十世纪八十年代以来文学本质论的演变
16.
However, in the late eighteenth and nineteenth centuries,
但是到十八世纪末及十九世纪，
17.
The subject of partial differential equations, which had its beginnings in the eighteenth century, burgeoned in the nineteenth.
诞生于十八世纪的偏微分方程这门学科，在十九世纪发展起来了。
18.
Supernova were reported by astronomers in the seventeenth and eighteenth centuries.
超新星是在十七世纪和十八世纪被天文学家报导过。