据此，确定了两种害虫的科学抽样方式和不同密度下的合理抽样数量。
The scientific sampling size and suitable sampling number under different densities on the two pests were consequently determined.
离开之前，科学家们决定通过抽样检测海拔一英里的博尔德市的空气，对在旅程中将会用来检测空气中硝基氯含量的设备进行检验。
Before leaving, the scientists decided to test the equipment they would use to detect airborne nitryl chloride on the cruise by sampling the air in Boulder, a mile above sea level.
医学科学并不是建立在“常识”基础之上的，而是建立在特殊的科学研究之上：为尽可能排除一切混杂变量而在控制范围内随意抽样化验。
Medical science is not foundedon "common sense, " but on uncommon investigation: on randomized, controlled studies that try to rule out as many confoundingvariables as possible.
中国科协于1992年起先后三次对我国公众科学素养的抽样调查结果强差人意。
Since 1992, Chinese Science Association has made three spot checks on our country's public scientific literacy, the result is not so satisfying.
设计：抽样调查。单位：山东省聊城大学教育科学学院心理学实验室。
DESIGN: Sampled investigation SETTING: the Laboratory of Psychology of the College of Education Science of Shandong Liaocheng University.
CTR采用单点随机抽样、全程录像监控的科学监播方式，在保证监播实施过程公正性的同时，也确保了监播采样的完整性。
CTR applies the scientific monitoring method combining random sampling and whole-process video recording to ensure impartiality of monitoring process and completeness of sampling.
本文介绍了统计抽样检验，重点阐述了统计抽样检验如何科学地保证产品的质量水平。
This paper introduces statistical sample inspection, Mainly elaborates how to ensure product's quality level by statistical sample inspection.
方法采用分层整群抽样法抽取江汉大学1681名本科学生，采用抑郁自评量表（SDS）进行测评。
Methods A cluster stratified sample of 1681 students ham Jianghan University were investigated by SDS.
研究结果为田间灰飞虱的准确抽样调查和有效防治提供了科学依据。
These results provide a scientific basis for accurate sampling and effective management of this pest.
中国科学院数学研究所统计组抽样检验方法。科学出版社。1977年3月。
Statistics group of Matematic Research Institute of the Chinese Academy of Science, "Sampling Inspection Method", Science Press, 1977.3.
中国科学院数学研究所统计组抽样检验方法。科学出版社。1977年3月。
Statistics group of Matematic Research Institute of the Chinese Academy of Science, "Sampling Inspection Method", Science Press, 1977.3.
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