煙擴散 的英文怎麼說
中文拼音 [yānkuòsǎn]
煙擴散
英文
diffusion of smoke-
Based on information of the source term and meteorological conditions, the acas models the transport and dispersion of the radioactive plume and predicts the associated exposure
,根據源項資料及氣象數據,模擬輻射煙羽在空氣中的擴散情況及預測市民可能受到的輻射煙羽照射。Research on ground concentration mode of dust particle diffusion under calm condition
靜風條件下煙塵擴散地面濃度模式的研究When the flue gas and dust past through electrical fields, they caused impact with positive and negative ion and electron between electrical electrodes to charge electric. the charged particles move and are accumulated to difficult electrical electrode due to effect of electric field force. through rapping method, the dust leaves electric electrodes and drop into the collection hopper, and the remove the dust by transportation system
是一種煙氣凈化設備,它的工作原理是:煙氣中灰塵塵粒通過高壓靜電場時,與電極間的正負離子和電子發生碰撞而荷電或在離子擴散運動中荷電,帶上電子和離子的塵粒在電場力的作用下向異性電極運動並積附在異性電極上,通過振打等方式使電極上的灰塵落入收集灰斗中,使通過電除塵器的煙氣得到凈化,達到保護大氣,保護環境的目的。On two sides black clouds of smoke from fires rose up and drifted away
有兩處團團的黑煙騰空而起,擴散開來。Standard practice on specimen preparation and mounting for pipe and duct insulation for flame spread and smoke obscuration
防火焰擴散和隔煙管道和導管隔離層的安裝和樣品制備的標準實施規范A new method of calculating the concentration distribution of radio - nuclides was proposed, in which the effect of gravity settlement, rain washing and the decay of the radioactive species re considered
利用傾斜煙團模式,考慮實際過程中核素粒子的重力沉降、雨洗作用以及放射性衰變等因素的影響,提出一種迅速估算放射性核素擴散濃度的方法。In this paper, based on the qinling - zhongnanshan long double - tube highway tunnel, the rule of temperature field, pressure field and smoke distribution in a long highway tunnel fire is studied. on the basis of this, safety system on the tunnel fire protection and rescue of the long highway tunnel are discussed deeply
本文以秦嶺終南山特長公路隧道為對象,研究了火災時隧道內溫度場、壓力場的分佈以及煙霧的擴散規律,並在此基礎上深入研究了長大雙洞公路隧道火災防災救援安全體系。Cfx utilizes a user - specified fire and is expressed in terms of a series of time rates of energy. in cfx the fire is defined as a volumetric heat source
Cfx把火源設置成體積熱源,但是有文章說火災模擬中要設置釋熱速率和煙生成率,在子域里好像不能設置和時間有關的源項,煙的擴散也在源項中設置嗎?The law of smoke diffusion in fires of high hotel building
高層旅館建築火災煙氣擴散規律探討In this paper a perfect and flexible experimental system of low nox combustion is established firstly. the influences of the temperature of combustion, the air excess coefficient, a certain amount of vapor added in advance, the temperature of preheated air, adding microwave into gas before combustion, gas recycling combustion and the mode of combustion ( diffused and premixed ) on nox emission are analyzed respectively. the combustion of liquid petroleum gas is simulated with phoenics 3. 5
首先建立了完善靈活的低no _ x燃燒實驗系統,在實驗系統上完成了燃燒溫度、過量空氣系數、預先加入一定量的水蒸汽、空氣預熱溫度、對燃氣預先進行微波處理、煙氣再循環燃燒以及燃燒方式(擴散式與預混式)對no _ x生成的影響分析;採用phoenics3 . 5軟體進行了液化石油氣燃燒的數值模擬。In the unlikely event of a nuclear accident, released radioactive materials behave in the same way as a cloud of smoke called radioactive plume, dispersing into the atmosphere following the winds
萬一核電站發生核事故,泄漏出來的放射性物質會像煙霧般,隨風擴散到各處,稱為輻射煙羽。Actually, experiencing the loneliness and wild outdoors is just what urban travelers relish. we stopped at zhenbeipu, known as film and tv city, and were amazed at the loess castle with loess inns, shops and performing stages
書頁在我手中友碎了,乾燥的黃土粉塵煙霧般地擴散開將我圍住,逐漸地又牽著我的手把多帶回到原來那個世界。This would be in addition to a much less theoretical short - term cooling caused by smoke from the fires and dust thrown into the atmosphere by the impact
在理論上,大火所帶來的煙霧與撞擊擴散到大氣中的粉塵所帶來的短期的冰冷期與之相比要短的多。In this paper, the basic and important parts are studied. for example, the capacity of jet fan in tunnel, the flux distribution and resistance loss in the chimney. this approach is capable of modeling multi - dimensional, time dependent nature of fire in a road tunnel, this paper presents the critical ventilation velocity in various heat release rate and smoke release rate for jingfu highway
以京福高速公路美菰林隧道的結構參數為依據,當隧道內發生火災時,對隧道煙霧隨時間的發展擴散過程進行了動態的模擬與研究,得出了不同的火災放熱率、發煙率的情況下,控制隧道煙霧迴流的臨界風速這一關鍵數據,為隧道突發火災時的緊急通風控制提供參考。New research suggests that tobacco not only promotes cancer development, but also helps early cancer cells evade detection by the immune system, which might otherwise mop up harmful cells before they reproduce and spread
新的研究表明,煙草不僅會促進癌癥的發展,而且還能幫助早期的癌細胞逃避人的免疫系統的檢測,而這種檢測有可能在癌細胞繁殖和擴散之前就將其消滅。In the same way, under stable and dry conditions, dust particles suspended in the air are not easily dispersed, resulting in haze
同樣,在大氣穩定而又乾燥的情況下,近地面的懸浮塵埃微粒不容易擴散,形成煙霞。This thesis presents a mathematic model and basic frame of the performance - based design method, resolves the most valuable problem in developing a complete and fine performance - based model. 2. this thesis established a smoke flow model and to the frame of the performance - based design
2 、本文建立了基於性能化設計方法基本框架和核心演算法的煙氣性狀模擬模型,該模型實現了對建築的流場和熱場的分析,可用於模擬建築煙氣的流動和擴散。This advisory is consistent with the u. s. department of the treasury s efforts to ensure that u. s. financial institutions are not used as a conduit for the laundering of proceeds from such illicit activities as currency counterfeiting, narcotics trafficking, counterfeit cigarette smuggling, and the financing of and involvement in weapons of mass destruction and missile proliferation
簡報指出,北韓政府機構及其影子公司正在尋找金融機構進行洗錢和其他非法活動,如偽造貨幣、販毒、走私假煙、以及資助並從事大規模毀滅性武器和導彈擴散活動。The diffusion of radio - nuclides in atmosphere was studied on the basis of gaussian model
摘要在高斯煙羽模型的基礎上,對核事故中放射性雲團在大氣中的擴散規律進行了研究。分享友人