The characteristics of the disaggregate model, and the SP questionnaire design and implementation are introduced.

介绍了非集计模型的特点、意向调查问卷设计及调查的实施方法。

youdao

The characteristics of the disaggregate model, and the SP questionnaire design and implementation are introduced.

介绍了非集计模型的特点、意向调查问卷设计及调查的实施方法。

youdao