sampling investigation中文,sampling investigation的意思,sampling investigation翻译及用法 2026-10-18 12:42 浏览次数 63 sampling investigation英[ˈsæmplɪŋ ɪnˌvestɪˈgeɪʃən]美[ˈsæmplɪŋ ɪnˌvɛstɪˈɡeʃən][数] 抽样调查