目的：评价延安市消灭脊髓灰质炎工作的策略与效果。
Objective: To assess the effect of strategies used in eradicating poliomyelitis in Yanan.
延安市是一座依山傍水的河谷城市，有着特殊的地形特点。
Yan 'an City, which is situated near to hills and beside rivers, has its special geological features.
延安市位于陕北黄土高原，是国家“红色旅游”规划中的重点城市之一。
Yan'an Municipality Situated on the loess plateau of Northern Shaanxi, it is one the key cities planned by the state for "red" tourism.
目的监测延安市革兰氏阴性杆菌在医院内感染的菌种分布及其对常用抗菌药物的耐药性。
Objective the Yenan separation leather blue negative bacillus the mold mushroom spawn distribution and its to the commonly used antibiotics drug resistance which infects in the hospital.
通过对延安市北沟小流域典型坝地土壤养分的测定，分析比较了其土壤养分时空分布特征。
Based on comparative analysis on spatial temporal distribution characteristics of soil nutrients of typical dam land in Beigou small watershed of Yan 'an City.
用平板培养法及多管发酵法对延安市部分市售纯净水及泉水中的细菌及大肠菌群进行了检测。
Germs and coliform group in purified water and spring water of Yanan City were detected by the plat panel method and much tube ferment method.
利用收益途径、成本途径和市场调查途径三类方法，以延安市宝塔区为例进行了环境价值的评估。
As a case, the environmental value of Baota district in Yanan city is evaluated by three sorts of method, benefit, cost and market investigation.
运用生态系统健康理论建立了城市森林健康评价指标体系，对延安市不同类型城市森林进行了分析评价。
Based on the theory of ecosystem health, healthy condition of urban forest ecosystem in Yan 'an was analyzed and assessed by setting diagnostic indicator system.
目的了解延安市不同地区小学生口腔健康知识和行为的现状，以便为不同地区小学生口腔健康教育提供依据。
Objective to study the status of dental health knowledge and behavior among pupils in different areas in Yan 'an, and to provide basis for pupils dental health education in different areas.
以延安市宝塔区为试验区，测试结果表明，该系统评价结果误差小，性能可靠，可作为一种实用系统加以推广。
The experiment results of Baota district in Yanan city show that the system can be widely developed as a practical system for its little evaluation error, reliable performance.
以延安市宝塔区为试验区，测试结果表明，该系统评价结果误差小，性能可靠，可作为一种实用系统加以推广。
The experiment results of Baota district in Yanan city show that the system can be widely developed as a practical system for its little evaluation error, reliable performance.
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