焰源 的英文怎麼說
中文拼音 [yànyuán]
焰源
英文
flame source-
Ethyne flams last 1min adn then die out after removal of the source
火源移開后十秒內火焰自動熄滅。At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known
最後,對全文進行了總結,並指出今後研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫度分佈信息基礎上,進行必要的假設和推導,能同時得到火焰中某特定組分濃度的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強度高的激光源代替常規的黑體爐,能得到輻射干涉投影圖像,這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。Hongxing forestry is rich in natural resources, it has 15. 5million cubic meters of active timber reserves, in addition, it has more than one hundred kinds of trees such as korean pine, larch dragon spruce, fir, birch, oak and manchurian ash, etc, gold and iron, etc, many kinds of metal mines, such as abound in free burning coal, marble and limestone deposits ; hundreds of wild medicine materials with developing prosperity, such as acanthopanax, fruit of chinese magnoliavine and dangshen, etc
紅星區自然資源相當豐富,活立木總蓄積1550萬立方米,有紅松、落葉松、雲冷杉、樺木、曲柳等百余種樹木;黃金、鐵等多種金屬礦,長焰煤炭、大理石、石灰石等儲量豐富,礦質優良;刺五加、五味子、黨參等幾百種野生藥材頗有開發前景。Primal fire / earth ( and motes of the same ) can be put in mining bags
源生之土/源生火焰(以及相應的微粒)現在能放置在采礦材料包中。Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage
在本區瓦斯分帶、已知煤層氣顯示及其組分研究基礎上,探討了低煤級煤層氣的生成機制,指出生成的煤層氣應包括褐煤階段的原生生物甲烷氣、長焰煤?氣肥煤階段的熱成因甲烷氣和煤層埋藏階段的次生生物甲烷氣三種成因甲烷氣體;進而論述了煤儲層含氣飽和度、臨界解吸壓力、臨儲壓力比、地解壓差等甲烷解吸特徵,實測與理論含氣量、煤層氣資源量與資源豐度等煤儲層含氣性特徵。Furniture - assessment of the ignitability of upholstered furniture - ignition source match flame equivalent
傢具.裝飾傢具著火性的評估.與火柴火焰等同的火源Methods of test for the ignitability of bedcovers and pillows by smouldering and flaming ignition sources
採用發煙燃燒和火焰點火源方法對床罩和枕頭進行可燃性的試驗方法Methods of testing plastics - optical and colour properties, weathering - methods of exposure to laboratory light sources - open flame carbon - arc lamps
塑料試驗方法.第5部分:風化條件下光學和顏色特性.方法540g :實驗室燈光曝露法.有焰碳弧燈源Stationary source emissions. determination of the mass concentration of total gaseous organic carbon at low concentrations in flue gases. continuous flame ionisation detector method
穩定源輻射.煙道低濃度氣體氣化有機碳濃縮總量的測定.連續火焰離子檢測器法Flammability of solid non - metallic meterials when exposed to flame sources - list of test methods
固體非金屬材料暴露在火焰源時的燃燒性試驗方法清單This book historically discusses the origins of junporcelain ' s appearance and development, and alsoprobes into its embryo, the chemical compounding ofglaze ingredients, its physical capability, mechanism ofkiln changes as well as the burning of the deoxidizedblaze in terms of the craftwork of the jun porcelain
該書圖文並茂,收錄古今鈞瓷珍品彩圖數百幅和文章多篇,從歷史的角度探討中國鈞瓷發生與發展的淵源,並從工藝方面,對其胎、釉配方的化學組合、物理性能、窯變機理乃至還原焰的燒成等進行全方位的綜合研究。Stationary source emissions - determination of the mass concentration of total gaseous organic carbon at high concentrations in flue gases from solvent using processes - continuous flame ionisation detector method
固定源輻射.使用連續火焰離子化檢測器法測定在高濃縮時由溶劑產生的廢氣中總氣態有機碳的質量濃度Numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume
運用cfd進行數字模擬,以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區Abstract : numerical simulation by cfd was carried out to understand the hot current behavior in a tunnel with longitudinal ventilation. it becomes clear that fire source modeling is very important because the hot current behavior is strongly affected by the fire source position and is sensitive to methods in the modeling of the fire source. the flame area which has developed from the fire source is an area of chemical reaction caused by combustion. even if grids in the vicinity of the fire source are made fine, it was difficult to simulate the heat generation area with consideration to this chemical reaction through using a method for setting the heat release rate simply on the fire source surface. therefore, we proposed a method adopting the knowledge on flame shape under the longitudinal ventilation and incorporating it into numerical simulation and it showed a good agreement with the experimental results. it was shown through experiments in a tunnel with longitudinal ventilation that the hot current developed toward the tunnel center downwind from the fire source near a wall. the cause was investigated by numerical simulation and it became clear from the results that the spiral air by the fire plume created a vortex in the crevice between the wall and the plume
文摘:運用cfd進行數字模擬,以了解縱向通風隧道內熱煙氣流的特性.通過模擬發現對火源進行模擬非常重要,熱煙氣流特性受火源位置的影響很大,並且對火源模擬方法很敏感.火源生成的火焰區是燃燒引起的化學反應區域.即使火源附近的木垛排列完好,也很難在考慮這些化學反應條件下模擬熱生成區域.建議考慮縱向通風隧道內火焰形狀並對它進行數字模擬.模擬結果與試驗結果非常吻合.試驗證明,在縱向通風隧道內,熱煙氣流從靠近墻體火源處順風向隧道中心蔓延.數字模擬結果發現,火災羽流造成的螺旋上升空氣會在墻體和羽流之間形成一個渦流區When the fire breaks out, fire source may spread to the storage tank through the inlet, when the flame passes the small pore of the flame - resistant core layer in the respiration valve, due to the wall effect, the corrugating plate absorbs a great deal of heat, so as to increase heat loss at once, so that the flame is extinguished
當發生火警時,火源有可能通過進入口向儲罐內漫延,當火焰通過呼吸閥內阻火芯層的狹小孔隙時,由於器壁效應,波紋板吸收大量熱源,使熱損失突然增大,從而使火焰熄滅。Crop circles are static pictures of key codes and fire letters emanating through photonic sources
麥田怪圈是透過光子源而散發的鑰匙編碼(即關鍵編碼)和火焰字母。When oman ' s oil runs out and natural - gas flares no longer cast an eerie midnight glow on the dunes near the lekhwair oil fields, the government hopes that farming, fishing, and mining industries will be strong enough to sustain oman ' s economic progress
當阿曼的油氣資源耗盡的時候,列克威油田上再也不會有天然氣燃燒的詭異火焰照耀沙丘的夜晚,政府希望耕種、漁業和礦業的發展能夠在將來維持阿曼的經濟。Stationary source emissions - determination of the mass concentration of total gaseous organic carbon at low concentrations in flue gases - continuous flame ionization detector method
固定源輻射.低濃縮下煙道氣體中總氣態有機碳的濃縮質量測定.連續火焰電離檢測器法Plastics - determination of burning behaviour of thin flexible vertical specimens in contact with a small - flame ignition source
塑料.與小火焰源接觸的薄型垂直軟樣件的燃燒性能的測定Plastics - determination of burning behaviour of thin flexible vertical specimens in contact with a small - flame ignition source - amendment 1 : specimens
塑料.立式軟薄試樣與小火焰源接觸的燃燒性能測定.修改件1 :樣品分享友人