a systematic analysis and study 系统的分析与研究
At present, researches on adopting micro-size materials in the flocculants field can rarely be found at home and abroad, say nothing of systematic analysis and study.
目前，国内外超细材料在絮凝剂领域中的研究很少，更缺乏系统的分析和研究。
Methods Systematic data analysis and experimental study on academic evidence of BAL therapy of pneumoconiosis, and main factors affecting pulmonary interstitial dust removal.
方法对BAL治疗尘肺理论依据、肺间质排尘以及影响排尘的主要因素，进行了资料分析和实验研究。
This dissertation makes a systematic and comprehensive study of the exercise and limitation of right of formation, by the methods as historical research, comparative analysis, and empirical analysis.
本文综合采用历史研究、比较分析、价值分析、实证分析等方法，对形成权的行使和限制等问题进行了系统性研究和全面论述。
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