1.
Twenty Years of Development in Twenty Years of hardships: Looking Back to the History of the National Manganese Industry Technology Committee;
20年艰辛 20年发展——回顾全国锰业技术委员会成立20周年
2.
World Assembly on Ageing 20
老龄问题世界大会20周年
3.
Summarize the Conversazione of 20th Anniversary of the Start Publication of HUANGZHONG;
纪念《黄钟》创刊20周年座谈会综述
4.
Celebrating the 20th Anniversary for the Founding of School of Chemistry and Bio-Science of Yunnan Nationalities University;
化学与生物技术学院建院20周年巡礼
5.
This year, 2006, marks the 30~(th) anniversary of the Tang Shan earthquake and the 20~(th) anniversary of the Chernobyl nuclear disaster.
2006年恰逢唐山大地震30周年，切尔诺贝利核事故20周年。
6.
Twenty Years of Initiating and Innovating Tourism--In Commemoration of the 20th Anniversary of the Founding of Tourism Earth-Science Research Association;
开拓创新旅游地学20年——为纪念旅游地学研究会20周年而作
7.
20 Years Development of Urban Science--Celebrating 20th Anniversary of Institute of Urban Science of China;
城市科学20年的发展历程——祝贺中国城市科学研究会成立20周年
8.
The 1st CEAIE Annual Conference will start with the ceremony celebrating the 20th anniversary of the founding of the CEAIE.
首届年会将以协会成立20周年庆典拉开序幕。
9.
CONSTITUTION OF 1982 AND THE REFORM;
1982年宪法与改革——纪念现行宪法颁布20周年
10.
Please accept my warmest congratulation on this20 th anniversary of the founding of your business.
在贵公司成立20周年之际，请接受我的热烈祝贺。
11.
Carry Forward the Editorial Work and Forge Ahead into the Future
继往开来 奋勇向前——祝贺《激光与红外》创刊20周年
12.
The Celebration of the 20th Anniversary of Establishing Sister Relations between Sichuan and Hiroshima Is a Success in Sichuan
四川·广岛结好20周年纪念活动在川成功举行
13.
Once Again Development in Musical Academic Periodical--Words on Huangzhong 20th Anniversary;
音乐学术期刊重待辉煌——有感《黄钟》创刊20周年
14.
Supply of Power in Fighting against Poverty--In Commemoration of the 20th Anniversary of the Declaration on the Right to Develop;
反贫困的能力供给——纪念《发展权利宣言》20周年
15.
Changbai Collected Books and Archaeology--For Commemorating Changbai Collected Books Published 20 Years;
《长白丛书》与考古学——纪念《长白丛书》问世20周年
16.
Review universitys work of the past 20 years for Heilongjiang Electric Power Staff University;
黑龙江电力职工大学建校20周年工作回顾
17.
The 20th Anniversary of Guizhou Ethnic Investigation of"Six Mountains and Six Rivers":Retrospection and Prospects;
贵州“六山六水”民族调查20周年的回顾与展望
18.
Increasing Young Leading Cadres Awareness of the Constitution--Marking the 20th Anniversary of the Implemetation of Constitution of the People s Repubic of China(1982);
青年领导干部要增强宪法意识——纪念1982年宪法实施20周年