sample field survey

常見例句

Methods Field observation and survey in the 16 sample hospitals chosen by the means of comprehensive index evaluation.
方法對采用綜合指數(shù)法抽取的16所樣本中醫(yī)院用觀察法實(shí)地調(diào)查。
At last, this study chooses some sample checkpoints, verify the accuracy of method by high-resolution image and field survey.
最后，通過格網(wǎng)結(jié)點(diǎn)確定檢驗(yàn)樣本點(diǎn)，采用高分辨率影像和實(shí)地考察等手段檢驗(yàn)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.
文章基于對陜西農(nóng)村的462個農(nóng)戶的實(shí)地調(diào)查，分析了影響農(nóng)戶健康投資意愿的因素。