Based on the diffraction imaging theory, we developed an analytical formula of Verling Glare Index of optical system by "balck spot" method.
根据光学衍射成像理论,建立了黑斑法测量光学系统杂光的杂光系数解析式。
An analytical method for soluble fluorides in soil is established and soil pollution is evaluated after terrestrial heat utilization by using soluble fluorides as index.
研究建立了土壤中水溶性氟化物的分析方法,提出以土壤中水溶性氟化物为指标,评价地热利用后,尾水对土壤污染的程度。
Making use of evaluation index system of financing performance of listed companies, integrated evaluation on 18 listed petrochemical companies were made by using principal component analytical method.
利用上市公司财务绩效评价指标体系,应用主成分分析方法对18家石油化工类上市公司进行了综合评价。
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