水汽密度 的英文怎麼說

中文拼音 [shuǐqìmìdù]
水汽密度 英文
water-vapor density
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 汽 : 名詞1. （由液體或某些固體變成的氣體） vapour2. （水蒸氣） steam
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. Diagnoses of apparent heat source, apparent moist sink and helicity show that the severe h eavy rainfall is related with them closely

    視熱源、視水汽匯和螺旋度的診斷分析表明，暴雨發生與它們密切相關。
  2. Open and shut - down is operated by the density variati on bet ween condensation water and steam, condesation water can drive valve directly, featuring precision and reliability

    倒置桶疏水閥的開啟和關閉是根據凝結水和蒸汽的密度差來動作的，凝結水可直接驅動疏水閥啟閉，其動作準確，可靠性高。
  3. The results indicate that the qualitative behavior in this process is similar to that observed in condensation of vapor at or above atmosphere pressure, the coefficient of heat transfer for condensation in tube, the coefficient of heat transfer in total increase with the increasing of heat flux density and vapor pressure. however, heat flux density and vapor pressure have a more significant effect on them

    發現水平管內低壓蒸汽冷凝過程與常壓條件下蒸汽冷凝過程相同，管內冷凝傳熱膜系數、總傳熱系數隨熱流密度、蒸汽壓力的增大而增大，但熱流密度、蒸汽壓力對低壓蒸汽冷凝有著更為顯著的影響，管外冷卻水流量對其影響並不明顯。
  4. Goals of highway network planning, in terms of the total length of the highway network as well as the share of expressway and over class ii highways in the network, were analyzed in chapter two by using of network connection index and analogy methodology. the developing goals of shaanxi arterial highway network were proposed. in the third chapter, the overall arrangements for highway network were studied through the importance index of nodes and links

    通過與世界經濟發達國家的公路網密度和運輸結構、以及我國其它地區，特別是與陜西省相鄰省（區）的公路網發展水平相對比，根據我國經濟發展「三步走」的奮斗目標，採用連通度指標測算和類比的方法，按網連通度、公路網密度、人均公路網總里程和單位汽車保有量的公路網總里程指標分別進行測算，確定了陜西省的公路網發展目標?公路總里程、高速公路里程和二級以上公路佔有率的適當范圍。
  5. The values of some physical constants were determined from the cfd simulation. the condensation of moisture due to sun radiation was analyzed

    另外，還討論了太陽輻射造成的水汽凝結現象，指出它與初始水汽濃度密切相關。
  6. On the saturate concentration, the moisture density in the micro - holes was 100 times larger than the vapor density in the standard state, but only 8 % of liquid water. the water inside the plastic material was in a special liquid state. the delamination and the delamination recovery were observed by c - sam

    當水汽濃度達到飽和時，在塑封材料中可以被水分子進入的有效體積內，實驗條件下的水汽密度為標準狀態下水蒸氣密度的100倍，為液態水密度的8 ，表明在塑封材料中的水分子以一種特殊的液態水形態存在。
  7. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比，本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析，並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性，為兩地暴雨預報提供有益的參考，得出了一些很有意義的結果： 1大尺度環流背景分析表明： （ 1 ） 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關，攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部，導致了這次強降水的發生； （ 2 ） 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明，東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系，存在一支橫越低空急流的經向垂直環流，暴雨區處于該垂直環流的上升支； （ 3 ）偏南和偏東氣流水汽通道在西北地區東部交匯，水汽的輻合積聚主要在對流層低層和行星邊界層內完成； （ 4 ）整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈，與切變線走向非常一致，降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  8. The above analysis showed that this heavy rainfall event took on obvious meso - scale characters and was the combination of the three flows, so we can deduce : ( 1 ) surface southeasterly wind and topography may play the main role in this event ; ( 2 ) the easterly cold air rushing into the southern shaanxi province in the lower troposphere was strongly relative to the form of surface cold - front type of occlusion ; ( 3 ) there were two reasons for the secondary circulation ' s strengthen in the evening, one was the effect of a mountain - valley wind and the other may be latent heat leading to ascending motion ; ( 4 ) the shape of potential instability stratification corresponded well with the development of the warm - moisture advection ; and ( 5 ) the vapor providing essential thermodynamics was transported by a southwesterly low - level jet from the bay of bengal and the south china sea. furthermore, with the effect of terrain, the southern shaanxi province became the center of this extremely heavy rain process

    中尺度結構分析表明，本次暴雨具有明顯的中尺度特徵，是由三支氣流共同作用的結果，分析發現（ 1 ）地面東南風和地形在這次大暴雨過程起主要作用； （ 2 ）東路冷空氣主要是通過中低層侵入陜南地區的，並與地面冷式錮囚鋒的形成密不可分； （ 3 ）夜博士論文:中尺度地形對陜南暴雨的影響研究間垂直次級環流發展加強可能有兩個原因，一個是由於地形山谷風的作用，另一個是降水的潛熱釋放激發了上升運動: （ 4 ）位勢不穩定層結的形成與低層暖濕平流的發展有很好的對應關系; （ 5 ）本次暴雨的水汽主要靠偏南風急流將孟加拉灣和中國南海的水汽輸送至西北地區東部，為暴雨的發生提供了必要熱力條件。
  9. The paper works out the ice crystal spectrum distributing in the different macroscopic and micro - backgroud of the cloud ( ie, the thickness, the temperature and the supersaturation with respect to ice of the nucleation layer ). this paper also works out the amount of catalyst which is allowed in the cloud nucleation layer according to the different quantity of the supercooled water, the density of the supersaturation of the vapor with respect to ice. simultaneously, the paper discusses the i nfluence of remaining time when seeding artificial ice nucleus in the different ascending - velocity and altitude, and elicits the proper seeding altitude of the catalyst

    以此解為依據，得出了不同均流時，人工引入冰核在核化層存留時間，再以此時間作為人工冰核凝華增長時間，求出不同的雲宏微觀背景（如核化層厚度、溫度、冰面過飽和度等）下的冰晶譜分佈，經和實際資料比對符合相當好。進而求出核化層中不同過冷水量、冰面過飽和水汽密度下雲核化層可允許的催化用量。同時討論了不同升速，不同高度引入人工冰核時對其存留時間的影響。
  10. Concentric jacket pipe surrounded the test condenser. steam was generated in the boiler, flowed upward to the inlet of connection pipes, then flowed downward into the condenser tube, the cooling water flowed countercurrently through the annulus. the experiment covered the range of the pressure 1. 0 ~ 3. 0bar, heating power 2. 0 ~ 15. 0kw, steam mass flow rate 0. 001 ~ 0. 004kg / s, air mass flow rate 0. 0 ~ 0. 00163kg / s, and cooling water temperature 20 - 60 ?

    在系統壓力為0 . 1 0 . 3mpa ，加熱功率為2 15kw ，蒸汽質量流量為0 . 001 0 . 004kg s ，空氣質量流量為0 . 0 0 . 00163kg s ，二次側冷卻水溫度20 60的范圍內，系統研究了豎直下降管內含有空氣的蒸汽冷凝特性，獲得了不同壓力、不同空氣含量和不同加熱功率下，冷凝段的溫度分佈和局部熱流密度的數據。
  11. Results of experiment b demonstrate that a convergence zone of wind vector and water vapour with dense pressure gradient is formed alone the coast after tc ' s outer circulation encountering land, which results in more precipitation

    試驗b的結果顯示，熱帶氣旋外圈環流與陸地接觸後到中心登陸前後，沿海岸線一直存在一條氣壓梯度相對密集的風矢量、水汽輻合帶，引起該處降水增多。
  12. When the southwesterly ( northeasterly ) moisture flux over southern china and its vicinity increased, then more ( less ) water vapor was transported from the low latitudes to the atmosphere over southern china, which resulted in strong ( weak ) atmospheric moisture sinks over the above - regions in southern china

    華南中東部以及廣西北音隊湖南西部貴州東部地區水汽匯的強度異常與東亞上空水汽輸送異常導致上述地區垂直積分的水汽通量輻合的異常密切相關，當中國南方上空有西南（東北）風水汽通量距平，即西南風水汽輸送增強（減弱）時，則上述地區上空的水汽匯偏強（偏弱） 。
  13. A bubble rises because its density is less than that of the soft drink. this buoyancy increases as the bubble grows archimedes principle

    由於氣泡的密度比周圍的汽水低，氣泡會上升，而浮力會隨著氣泡變大而增加阿基米德定律。
  14. In winter ( january ), there are four nearly latitudinal moisture transport belts ( channel ) over asian - australian monsoon region. they are closely related with the easterlies and westerlies over southern hemisphere and northern hemisphere. in boreal winter, asian monsoon region is moisture source ; the cross equatorial moisture transport channels transport the moisture to australian monsoon and south indian ocean from asian monsoon region

    主要結論如下： （ 1 ）冬季（ 1月）的水汽輸送形勢與南北半球東、西風帶緊密聯系，主要有四條近似緯向分佈的垂直積分的強水汽輸送帶，越赤道輸送將水汽從亞洲季風區輸送到南半球澳大利亞季風區和南印度洋季風區，亞洲季風區為水汽源區。
  15. With water ingestion, the performance of fan / compressor is different from true air flow. the design and off - design point performance are discussed in details in this paper, which indicates that the effects of air - water mixture flow or other arbitrary multi - phases flows should be taken into account for fan / compressor design

    文中所使用的方法還可以用來計算進口氣流為水蒸汽、甲烷、水或者其它任意已知密度的液相或者上述的多相混合物時的多級軸流風扇壓氣機的特性。
  16. But owing to the constant presence of air currents, arranging both the dust and vapour in strata of varying extent and density, and of high or low clouds which both absorb and reflect the light in varying degrees, we see produced all those wondrous combinations of tints and those gorgeous ever - changing colours which are a constant source of admiration and delight to all who have the advantage of an uninterrupted view to the west and who are accustomed to watch for those not infrequent exhibitions of nature ' s kaleidoscopic colour painting

    不過，由於不斷出現氣流，把法埃與水汽分層排列，廣度不均，密度各異，加上高低空常有雲層，不同程度地吸收並反射陽光，我們這才看到各種奇異的色調斑剝陸離，諸多絢麗的色彩變化萬千；任何人只要有幸將西方的景緻一覽無余，只要有心觀看大自然不時展現的那一幅幅瞬息萬變的彩畫，都會為之贊不絕口，喜不自勝。
  17. Its density, water adsorption, coefficient of heat conducting and the coefficient of steam pervasion are all lower than those of other board heat preservasion materials

    其密度、吸水率、導熱系數及蒸汽透系數等方面均低於其它類型的板狀保溫材料。
  18. Climatic mean map, it is further confirmed that it s a good approach to retrieve the equatorial zonal circulation by using the ir indicate ascending branch and wv indicate descending branch channels. the definition of the index of zonal circulation with the olr and fwv are presented and the 17 years mean annual and seasonal equatorial circulation are drawn. the climatic characteristics of the equatorial zonal circulation are analyzed in detail. consequently the fore results of the other observation are corrected

    通過波耳茲曼公式換算得到的6 . 7m水汽輻射通量密度，以便於與olr比較與ncep再分析的500hpa的年氣候平均圖進行比較，分析其異同，進一步證明了用衛星觀測的紅外，水汽雙通道olr表示上升運動， fwv表示下沉運動去反演緯向垂直環流是一個極好的途徑。
  19. The interactions between heat flux density, vapor pressure, vapor velocity and the coefficient of heat transfer for condensation in tube, the coefficient of heat transfer in total are investigated. the relationships between heat flux density and the total difference in temperature, the difference of temperature, pressure drop of vapor from the entrance of the tube to the exit are investigated as well

    考察了冷卻水流量、溫度恆定條件下熱流密度、蒸汽壓力、蒸汽流速對冷凝傳熱膜系數及總傳熱系數的影響關系，同時考察了總傳熱溫差、蒸汽進出口溫差及壓差隨熱流密度變化的關系。
  20. A combined method to generate functions of water and steam density and its partial derivatives is described in this paper

    摘要介紹一種基於數表插值的水蒸汽密度及其偏導數的綜合函數生成方法。
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