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1·Through questionnaires and spot field investigation, the water-saving consciousness and technology selection will of 102 grassroots farmers in Fengqiu County are analyzed in this paper.

通过问卷调查与实地调研，对河南省封丘县102个基层农户进行了节水意识与节水技术采用取向研究。

2·Adopt investigation of field and interview about the exist of the Tuwa people's health condition surveying on the spot in our country.

采用田野调查法、访谈法对地处新疆阿勒泰地区的图瓦人健康情况进行实地调研。

3·Both of them are absolutely necessary in on-the-spot investigation, serving the realization of effective field inspection.

两者是实地勘验必不可少的手段，都是为实现有效的现场勘验服务的。

4·This paper, by way of documentation, survey, interview, and spot investigation conduct a research on the sportsmen of track and field of the traditional games in the provincial key schools.

采取文献资料法、问卷调查法、专家访谈法等方法，对福建省重点田径传统项目学校运动员进行了调查研究。