1.
The Study of the Current Situation and Countermeasures of Administrative System of Mass Sports in 13 Districts and Counties of Beijing;
北京市13区县群众体育管理体制现状及对策研究
2.
The Thinking of Integration of Tour Resources and Development of Key Tour Items in 13 Counties of XianCity;
西安市13区(县)旅游资源整合与重点项目开发的思考
3.
[Methods] Examination was carried out on randomly collected germ stains in the microorganism departments of 13 CDCs.
方法对该市各区县13个疾控中心微生物科室进行了样本盲样菌株质控考核。
4.
Sex Ratio at Birth in 13 Counties/cities of China, 1993-2005;
中国13个县（市）1993～2005年出生性别比研究
5.
Analysis of Clinical Curative Effect of Antiviral Therapy in 13 AIDS Patients in Mojiang
墨江县13例艾滋病患者抗病毒治疗的疗效分析
6.
13. Pao-an was a county in the northwestern part of Shensi Province. It is now called Chihtan County.
〔13〕保安是当时陕西省西北部的一个县，即现在的志丹县。
7.
in 20 districts and counties
隶属于20个区县，
8.
Some Thoughts for the BZ 13 - 1 Area Drilling Operation
渤中13-1地区钻井作业的几点思考
9.
A Study on the Koryo(高丽) Immigrants of Liaoyang (辽阳) and Shenyang (沈阳) during the 13-14~(th) Century Period;
13—14世纪辽阳、沈阳地区高丽移民研究
10.
Application of between-well seismic technology in Ma9-13 Well Area;
井间地震技术在马9-13井区的应用
11.
A DISCUSSION OF THE FARMING IN THE AREA OF MNGOLIA IN THE 13TH AND 14TH CENTURIES;
试论12—13世纪蒙古地区的农业
12.
Distribution characteristics of sandstorm in Inner Mongolian Area in the past 13 years
近13年内蒙古地区沙尘暴的分布特征
13.
An M5.3 earthquake occurred on Aug. 13, 1997 in Rongchang, Chongqing City.
1997年8月13日在重庆市荣昌县境内发生5．3级破坏性地震。
14.
(2) Descriptions and keys for the identification of thirteen Coccinellind larvae collected from Jiangsu and Anhwei.
(2)采自江苏(南京)和安徽(滁县)13种瓢虫幼虫的描述和检索。
15.
Investigation on HIV/AIDS Infection Status and Related Issues Among Street-based Female Sex Workers in 13 Counties of Yunnan Province
云南省13县（市）街头暗娼艾滋病病毒感染现状及相关问题研究
16.
Psychological status of children affected by HIV/AIDS aged 13 to 17 in two southwest counties of China
西南两县13～17岁受艾滋病影响儿童心理状况分析
17.
(2) Provinces and autonomous regions are divided into autonomous prefectures, counties, autonomous counties and cities;
(二)省、自治区分为自治州、县、自治县、市；
18.
The periphery area includes Anyi county, Yongxiu county, Fengcheng city, Dean county and Jingan county;
外围区城市包括安义县、永修县、丰城市、德安县和靖安县;