The methods and exploitation service software of applied meteorology is the hotspot of aerography at present 应用气象学方法及应用软件开发是目前应用气象学研究中的热点问题。
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The numeric weather forecasting has got a great success in the last years , with the development of aerography , physics , computer and computing mathematics 近年来,随着气象学、物理学、计算机和计算数学等学科的迅速发展,数值天气预报技术取得了巨大的成功。
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The hydrology and aerography indexes change in the middle of the rainy season in dry - hot valley are explored in this paper , which involves the mean ground temperature , relative humidity , runoff on trunk , rainfall , evaporation quantity , etc 摘要对雨季中期干热河谷加勒比松林林中与林边平均地温、空气相对湿度、树干流量、降雨量、蒸发量等水文气象指标进行了研究。
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Wind energy conversion system is a complicated field refers to electrical machine , power electronic , electrochemistry , material , mechanics , aerodynamics , computer , automation , aerography and etc . following the increasing demand of electric power and environmental protection all over the world , it is important to exploit the renewable and clean energy sources . this dissertation mainly aims at modeling and controlling each part of wecs and simulating the system response under different disturbances to develop a suitable controller 随着电力需求的进一步增长,以及世界范围内对环境保护、能源再生等问题的日益重视,二十一世纪将更加重视清洁能源和可再生能源的开发利用,我国现有的以煤电为主的电力结构也必将向发电类型多元化、能源再生化、能源“绿色”化转变,因此,风力发电这种很有发展潜力的发电技术成为一个具有重大实际意义的课题。
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Combined heat and mass transfer by natural convection which is caused by heat and mass diffusion can be seen in nature and some processes of industry , such as evaporation and desiccation . these processes relate to aeronautics , hydraulics , mechanics , chemical engineering , oceanography and aerography 热及物质扩散引起的传热传质复合自然对流常见于自然界和蒸发、干燥等工业过程,涉及到航空、水利、机械、化工、海洋、气象等诸多领域,其流体力学和传质传热特性一直是人们研究的重点。