溫內特卡 的英文怎麼說
中文拼音 [wēnnèitèkǎ]
溫內特卡
英文
winnetka-
The study tours covered reginas shelter belt research institute, the indian head research center, community pastures, saskatoon irrigation diversity research center, the agriculture research center at saskatchewan university, the swift current research station, lethbridges irrigation demonstration farms and research center, the alberta research institute, the elerslie research farm, the lacombe research stations, the western beef group, transaltas coal mine land reclamation project and some typical farms and pastures
參觀考察了位於里賈納的防護林研究中心印第安海德研究中心社區牧場薩斯卡通灌溉多樣化研究中心薩斯喀徹溫大學內的聯邦農業部農業研究中心斯威夫特卡倫特研究站萊斯布里奇的灌溉示範農場萊斯布里奇研究中心阿爾伯塔省研究院elerslie研究農場拉康姆豬研究站和西部肉牛小組transalta煤礦復墾項目以及一些典型的農牧場。According to the demand of the concept design of china spallation neutron source ( csns ), the target station, i. e. the target, the reflector and the moderator have been simulated and optimized using monte carlo simulation software, nmtc / jam and mcnp4a, firstly. the neutron flux escaping from the target and the moderator and the heat deposition in the target, the reflector and the moderator are calculated. these results provided essential data as a basis of the spallation neutron source design
本論文結合當前中國散裂中子源（ chinaspallationneutronsource ， csns ）工程概念設計的迫切需要，選擇國際上廣泛使用的基於蒙特?卡羅方法，用於模擬粒子輸運過程的程序mcnp4a和nmtc jam作為研究工具，首次對csns靶站進行了全面的模擬與優化，內容包括靶、反射體與慢化器系統的中子通量分佈以及熱量沉積，同時計算了靶的溫度場與應力場分佈。Wenger has always sold players such as emmanuel petit, marc overmars, nicolas anelka and patrick vieira at what proved to be just the right time despite fierce criticism
溫格已經在最合適的時候賣了好多球員盡管引起了爭論，如佩蒂特，奧維馬斯，阿內爾卡和維埃拉。The theoretical analysis of large cryocondensation pump for nbi was mainly concerned. this paper emphasized on analyzing and calculating the heat load of cryocondensation pump, simulating thermal transmission coefficient and molecule transmission coefficient of radiation baffle according to monte carlo method, analyzing the process on cryo - surface and the factor of affecting pumping speed and hydrogen layer thickness of influencing cryo - parameter, etc. finally by verifying the pumping speed on large cryocondensation pump for neutral beam injection system, the pumping speed of 4. 0x105l / s ( for h2 ) was proven to be reasonable
本文首先介紹了中性束注入系統的國內外發展狀況，闡述了中科院等離子體所ht - 7中性束注入系統的構成，主要對用於中性束注入系統的大型低溫冷凝泵的特性進行了理論分析；對冷凝抽氣面的熱負載進行了分析計算；用蒙特卡羅法對輻射擋板的分子傳輸幾率與熱傳輸幾率進行了模擬計算；研究了低溫表面的處理方法對抽速的影響以及氫層厚度對各低溫參數的影響；最後對用於中性束注入系統的大型低溫冷凝泵的抽速進行了驗證，得出的結論是：選取40萬升秒的抽速是合理的。分享友人