求翻译：了采用查资料，按随机抽样原则调查1080名1——6岁儿童预防接种情况，并了解被查乡镇免疫规划工作人员配备、资料管理、冷链设备运转状况、免疫规划信息监测系统使用情况。是什么意思？

The use of search data, according to the principle of random sampling survey 1080 1 - 6-year-old children vaccinated, and to understand the immunization program staff checked with the township, data management, cold chain equipment operating conditions, immunization information monitoring system usa

The verification information used survey 1080, based on the random sampling Principle 1 - 6 -year-old child immunization, and the investigation township immunization planning staffing, information management, cold-chain equipment operation condition, immunization planning information monitoring syst

Has used looks up the material, investigates 1080 1--6 year old child prophylatic inoculation situation according to the random sampling principle, and understood is looked up the villages and towns immunization program staff to provide, the material management, the cold chain equipment revolution c

Used to search, according to the principle of random sampling survey 1080 men, 1--6 vaccination of children, and probed township programme staffing, materials management, cold chain equipment, the monitoring of immunization information system usage.

The use of search data, according to the principle of random sampling survey 1080 1 - 6-year-old children vaccinated, and to understand the immunization program staff checked with the township, data management, cold chain equipment operating conditions, immunization information monitoring system usa