“壅塞”的概念、定义、翻译、参考文献-科学参考

单词	壅塞
释义	壅塞 Encyclopedia 理学跨声速流动释 choking壅塞管道中某一截面处的流速达到声速时所发生的一种流动现象。其表现为：不论管道出口外压强如何降低，声速截面前的流速、压强等都不再发生变化，相应地流量也保持不变。壅塞有许多种，常见的有超声速风洞（见风洞）起动壅塞、飞机进气道壅塞、摩擦管壅塞和加热管壅塞等。
随便看	national prototype of the kilogram national prototype of the kilogram for checking National Provincial Museum Director Professional Management Cadres Training Class national public relations National Public Security Commission National Public Security Organs Cross-regional Case Handling Cooperation Platform National Public Security Work Conference in the New Era National Publishing Committee National Radio and Television Administration national radio and television editor and reporter, announcer and host qualification examination National Radio Astronomy Observatory National Radio,Film and television Academic Paper Award National Radio, Film and Television Academic Works Award National Railway Administration of The People's Republic of China National Railway Museum National Rainbow Coalition National Rally of Independents national reading rate National Reconciliation Week National Recovery Administration，NRA national recreational sports national reputation National Research and Development Agency Public Works Research Institute National Research Center for Certified Reference Materials National Research Center for Sustainable Hydropower Development

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