主要的数据是在第一次被在一项行销研究研究期间收集过观察,调查或受约束的实验的数据。
Primary data is data collected through observation, survey or controlled experiment for the first time during a marketing research study.
主要的数据是在第一次被在一项行销研究研究期间收集过观察,调查或受约束的实验的数据。
Primary data is data collected through observation, survey or controlled experiment for the first time during a marketing research study.
应用推荐