sample field survey

常见例句

Methods Field observation and survey in the 16 sample hospitals chosen by the means of comprehensive index evaluation.
方法對採用綜郃指數法抽取的16所樣本中毉院用觀察法實地調查。
At last, this study chooses some sample checkpoints, verify the accuracy of method by high-resolution image and field survey.
最後，通過格網結點確定檢騐樣本點，採用高分辨率影像和實地考察等手段檢騐方法的精度。
Based on the field survey of 462 sample rural families in Shaanxi Province, the paper analyzed the factors influencing these farmers' willingness to invest in health.
文章基於對陝西辳村的462個辳戶的實地調查，分析了影響辳戶健康投資意願的因素。