This thesis study one of important factor in per unit area yield travel speed measure device and his sensor choice and relevant error analysis of form especially.
本论文重点是对单产的重要因素之一的行驶速度测量装置及其传感器形式的选择和相关误差分析进行了研究。
Then, this paper questionnaires to methods to obtain the relevant actual data, and using factor analysis, multiple regression analysis and other methods of data analysis.
然后，本文通过问卷调查地的方法，获得相关实际数据，并运用因素分析、多元回归分析等方法对数据进行分析。
Relevant analysis, a relatively primitive medical facilities in rural areas, the rural masses lack of knowledge is an important factor leading to this phenomenon.
有关部门分析认为，农村医疗设施相对简陋、农村群众对相关知识的缺乏是导致这种现象的重要因素。
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