以下为句子列表：
英文: In this study, the niche characteristics of 12 main tree populations in Castanopsis carlessii forest have been analyzed by quantitative method at the nature reserve of Wuyi Mountains, including niche breadth, niche proportional similarity and niche over
中文: 植物种群之间的生态位相似性比例和生态位重叠指数指标值反映了亚热带常绿阔叶林的生态特征。
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英文: In view of the classroom teaching of advanced mathematics, some assessment criteria by using fuzzy set theory and a quantitative method to assess the quality of the classroom teaching of advanced mathematics by means of computers are given.
中文: 摘要利用模糊集合的理论，针对高等数学课程的课堂教学给出评估标凖，同时给出一种利用计算机来实现高等数学课课堂教学质量的量化评估方法。
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英文: The paper discusses the characteristic of evolvement of Ningxia's industrial structure and using quantitative method evaluate the comprehensive competitiveness of Ningxia's industrial and tourism sectors.
中文: 摘要系统阐述了宁夏产业结构的演进特征，并运用定量方法评价了宁夏工业和旅游业等综合竞争力。
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英文: Objective To develop a quantitative method for the determination of chlorampenicol and related substances,such as glycols and p-nitrobenzaldehyde,in chlorampenicol eye drops by RP-HPLC.
中文: 目的采用反相高效液相色谱(RP-HPLC)法测定氯霉素滴眼液中氯霉素的含量及有关物质中二醇物和对硝基苯甲醛的含量。
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英文: Quantitative Method for Evaluating and Selecting Cadres
中文: 评选干部的定量化方法
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