An analytic survey, using questionnaire method, was made on the stress state, living fulfillment and behavior tendency of 568 male and female students from junior one to senior three.

采用问卷调查法，对中学初一至高三的5 68名男女学生进行应激状态、生活充实度及行为意向的调查分析。

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In this paper the method of the optimal design of through survey is suggested on the principle of analytic method of optimal design theory.

本文应用优化设计理论中的“解析法”原理，提出了贯通测量最优设计的方法。

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The "Unit type" lithogeochemical survey method can decrease the numbers of sampling and the amounts of analytic run, and reduce greatly production costs.

“面型”岩石测量方法可成倍地减少样品采集量和分析工作量，大幅度降低了工作成本。

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