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- In recent 40 years in Northern China the space-time abnormity characteristics and its climatic formation cause of sand-dust storm days number change were analyzed utilizing EOF and circumfluence synthesis statistic method. 摘要利用EOF和环流合成统计方法,分析了我国北方近40年来沙尘暴日数变化的时空异常特征及其气候成因。
- The climatic formation cause and the future developing trend of sand-dust storm in China 我国沙尘暴的气候成因及未来发展趋势
- climatic formation cause 气候成因
- The S character of pump turbine was introduced and its formation cause was theoretically analyzed. 介绍了水泵水轮机“S”特性并从理论上分析了其形成的原因。
- The study on formation cause of plagioclase is closely related to formation cause of geological structure. 历史上发生的陨击事件对地球表面岩层构造产生了极其严重、深刻和长远的影响。
- Its formation cause were discussed from factors such as atmospheric pollution,meteorology and topography ect. 从大气污染、气象、地形等因素方面初步探讨了该市酸雨的成因。
- The study on formation cause of plagioclase is closely related to people's knowledge on the formation cause of structure of the earth. 对斜岩成因的研究与人们对大地构造成因(的认识)密切相关。
- We analyse the formation Cause of longitudinal crack of the strip in double - roll strip continuous casting using metallographic technique and electron microprobe. 用金相技术结合电子探针对双辊薄带连铸带坯的纵裂纹成因进行了分析。
- The above supposition on the formation cause of meteorite-stricken and plagioclase distribution rules are to be further examined in practice in the future. 以上有关斜岩陨击成因与斜岩分布规律推想,还有待于未来在实践进一步检验。
- The above supposition on the formation cause of meteorite strike and plagioclase distribution rules are to be further examined in practice in the future. 以上有关斜岩陨击成因与斜岩分布规律推想,还有待于未来在实践进一步检验。
- According to the structure and depositional feature of Fuyang reservior, Zhaoyua n oil field, this paper analyzes the geologic formation cause of its oil-water t ransition zone. 根据肇源油田扶杨油层的构造及沉积特征,分析其油水过渡带的地质成因。
- According analyses on formation cause of the yarn nep and relations between carding processing and yarn nep,this paper obtains the control measures on the card. 通过对成纱棉结形成原因及梳棉工艺与成纱棉结之间的关系分析 ,得出在梳棉工序应采取的相应控制措施。
- Based on how to lower the density of Fe2+ in the phosphate liquid, to discuss the formation cause of Fe2+, the method of lowering it and the economic benefit obtained. 以磷化处理中如何降低亚铁离子浓度为着手点,论述了亚铁离子的成因,降低亚铁离子的方法及产生的经济效益。
- In order to improve the APF performance, this paper traverses the formation cause and negative affection of control delay and dead-time effect, and brings forward the compensation method for them respectively. 为改善有源滤波器的补偿特性和补偿效果,本文在详细探讨控制延迟和死区效应的产生、危害及其内在机理的基础上,提出了对控制延迟、死区进行补偿的方法。
- The formation causes of self-adhesion and the factors which impressed the tackiness of stocks were introduced. 对其生成原因、影响因素等作了介绍。
- The formation cause and the prevention and control of the dioxin in cinerator's tail gas have been discussed,and the status quo of the tail gas and its existed problems at home and abroad have al... 对焚烧产生的废气,探讨了二(?)英类废气产生的原因和防治措施及国内外废气处理的现状和存在的问题,提出了今后焚烧废气处理对策。
- This paper explores the evolution of the helicity and Q vector before and after landfall of the typhoon and the formation cause of rainstorm during the typhoon in Zhejiang and Fujing provinces. 应用螺旋度和Q矢量的理论与方法,着重研究了台风登陆前后螺旋度和Q矢量散度场的演变特征,探讨了台风在浙闽地区造成的强降雨的基本成因。
- The paper discusses its concept and influences,formation causes,and several strategies to deal with it in foreign language teaching. 论述了语言僵化的概念、影响、形成原因,以及在教学中应对语言僵化的若干策略。
- Based on many years' observation, this paper expounds the formation causes of cracks in piled wharf surface and preventive measures. 摘要通过多年的现场观察,阐述高桩码头面层龟裂产生的原因及防治措施。
- The book has been styled in a modern format. 该书已按照现代版式制作。