sample survey
短语词组
- Sample traffic survey 抽样交通量调查
- sample field survey 抽样现场调查;详细翻译
- Sample e survey 抽样调查
- sample area survey 样地调查
- sample survey method 样本调查法
- NSS National Sample Survey 全国抽样调查组织
- scheme of sample survey 抽样调查方案;详细翻译
- enumeration sample survey [统计]查点抽样调查
- Statistical Sample Survey 抽样调查 返回 sample survey