結冰高度 的英文怎麼說
中文拼音 [jiēbīnggāodù]
結冰高度
英文
freezing level-
The simulative cloud image, made from the mixing ratios of cloud liquid water, rain water, ice crystal, snow, graupel which were outputted by the mesoscale model mm5, resemble the gms satellite infrared image very well and also show the cloud evolution of typhoon winnie from tropical cyclone to extratropical cyclone after landing
利用高解析度中尺度數值模式輸出的大氣中雲水冰水雨水雪水成功地模擬出1997年登陸臺風winnie的雲系結構。模擬雲圖與氣象衛星實際觀測的臺風雲圖非常相似。由於模擬雲圖可以給出大氣中不同形態水物質的三維空間分佈,彌補了衛星只能觀測雲頂表面的不足。To raise the freezing temperature of supercooled water in encapsulated ice storage requires some additives into the water
在封裝式蓄冰技術中,為提高過冷水開始結冰的溫度,需向水中加入合適的成核添加劑。According to surface temperature reconstructions for the last 2, 000 years, there is also sufficient evidence from tree rings, boreholes, retreating glaciers, and other " proxies " of past surface temperatures to say with a high level of confidence that the last few decades of the 20th century were warmer than any comparable period in the preceding 400 years
根據對過去兩千年地球表面溫度的重構所得出的結論,以及從樹的年輪、地上鑿洞、退後的冰河線和過去地表溫度的其它「代表數據」中得出的充足證據,可以毫無疑問地講,二十世紀最後幾十年的氣溫要比以前四百年中任何有可比性的時期都高。Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. the effect of technology of aminated epoxy acrylic resin on properties of eletrodeposition was studied by conductivity meter and electrophoresis apparatus. it was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. in contrast with putting polyacrylic resin into thin acetic acid solution, the more compact film could be achieved by neutralizing polyacylic resin with glacial acetic acid and then add it into water. when neutralizing temperature was enhanced, the speed of electrodepsidon was found to increase, and the film was also more compact. increasing the dn leads to enhanced conductivity and smaller particle size. when dn equaled to 80, the smoothest film could be achieved
以二乙醇胺為胺化劑、冰醋酸為中和劑,合成了胺化環氧丙烯酸陽離子樹脂.採用電泳儀和電導率儀,研究了胺化環氧丙烯酸樹脂合成工藝對陰極電泳塗料電沉積性的影響.結果表明,隨著胺化溫度的增加,電泳液電導率先下降後上升.將冰醋酸加入樹脂中中和,後用水稀釋,比樹脂在醋酸稀溶液中中和,電沉積性能更好.電沉積速率隨著中和溫度的上升而增加,電沉積膜緻密性相應增加.中和度( dn )愈高,電泳液電導率愈大,粒徑越小,而塗膜外觀在中和度為80時達到最佳This thesis chiefly analyzes the problem of exchanging heat quantity and the methods of the improvement of cooling tower in power station, compares and analyses the advantages and disadvantages of it. this thesis will discuss how to prevent natural - draft counter - flow wet cooling tower from freezing in winter, and compute the areas of draught deflectors
本文針對自然通風逆流式冷卻塔冬季運行時的防凍處理,及預防結冰所應採取的措施進行研究和計算,提出以增加或減少擋風板的高度來控制出塔水溫的方法,並對其進行計算分析。To conduct a more thorough analysis of the lakes named 90 e and sovetskaya the team drew on a suite of data including new satellite images and decades - old gravity measurements which use differences in the density of ice and water to gauge a lake ' s depth
E湖與sovetskaya湖,是由美國哥倫比亞大學科學家robi領導的研究小組,利用最新的衛星影像測高與透冰雷達資料,首次估算出它們的大小及深度,結果發表在2月份的geophysicaTest results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。Because of the low temperature there, water vapour condenses into small, clear crystals. a layer of glossy cirrus forms which drifts out from the centre of the tropical cyclone because of divergence at that level. so, when the outer edge of a tropical cyclone reaches hong kong, we can see cirrus high in the sky
熱帶氣旋強烈的上升氣流會把潮濕的空氣帶到近五六千公尺以上的高空,由於溫度很低,水氣結成了透明的小冰粒,形成像絹絲一樣發光的雲彩-捲雲,這些在高層輻散流場區域的捲雲,會從熱帶氣旋中心向外流出,所以當香港還是位於熱帶氣旋邊緣時,我們便已看到那些在熱帶氣旋外圍的捲雲,並稱為臺母。The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material
本文的主要工作和結論如下:在人工氣候室內,根據不同覆冰絕緣子正、負極性下的閃絡試驗結果,得出負極性電弧金屬陰極的強電子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃電壓;正極性電弧金屬陽極側產生高電阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應;覆冰較少時,合成絕緣子表面出現數量較多的非極性電弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡電壓的試驗方法,對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共存環境中的直流閃絡特性進行了研究。試驗結果表明,直流平均閃絡電壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低,且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。The phenomenon that rivers freeze in high latitude and cold regions is universal
摘要高緯度寒冷地區的河流在冬季結冰是一種普遍現象。The results show that cold methanol extraction method has the best reproducibility ; highest signal intensities and can simultaneously detect more than 20 intracellular metabolites
結果顯示,冰甲醇抽提的樣品在電噴霧質譜實驗中表現出良好的重復性和最高的峰強度,並能夠同時檢測到超過20種不同的胞內代謝物。Despite its northern latitude, the norwegian climate is essentially maritime and damp, because it is influenced by the mitigating action of the warm gulf stream, originating from the gulf of mexico, which flows up the coast preventing the formation of the sea ice
盡管地處維度很高的北方地區,挪威的氣候基本上還是海洋性的,空氣潮濕,因為它受來自墨西哥的暖流影響,沿海終年不結冰。Originating airport name, taf validity period, wind direction speed gust, visibility, weather, cloud, icing, turbulence, significant change of weather elements, maximum and minimum temperature
發出預報的機場名稱taf有效期風向風速陣風能見度天氣雲層結冰情況湍流天氣要素的顯著轉變最高及最底溫度。Originating airport name, taf validity period, wind directionspeedgust, visibility, weather, cloud, icing, turbulence, significant change of weather elements, maximum and minimum temperature
發出預報的機場名稱、 taf有效期、風向風速陣風、能見度、天氣、雲層、結冰情況、湍流、天氣要素的顯著轉變、最高及最底溫度。The results showed that there was notable effect of soybean protein on the frozen dumpling quality, and it was different to the different ( lines ) wheat flour ; after adding appropriate amount of soybean protein, the cracking ratio of frozen dumpling and loss ratio of boiled dumpling of shan 168, pubing 143, 31 - 1 - 12, 981 wheat flour dumpling both fell at different degrees, but the cracking ratio of frozen dumpling and loss ratio of boiled dumpling of 3 - 2 wheat flour dumpling increased ; after adding soybean protein, the frozen and boiled appearance, eating sense, boiled and dumpling soup character of 3 - 2, 31 - 1 - 12, 981 wheat flour dumpling were improved, but the eating sense of shan 168 and the soup character of pubing 143 wheat flour dumpling were not affected, but other sensory indexes were obviously improved
結果表明,大豆蛋白對冷凍水餃質量有顯著影響,對不同品種(系)小麥粉水餃的影響不同;添加適量大豆蛋白,可使陜168 ,普冰143 , 31 - 1 - 12 , 981小麥粉水餃的凍裂率和烹煮損失率有不同程度的降低,但使3 - 2小麥粉水餃的凍裂率和烹煮損失率升高;添加大豆蛋白能明顯改善3 - 2 , 31 - 1 - 12 , 981小麥粉水餃冷凍后和煮后外觀、口感、耐煮性及餃子湯特徵;添加大豆蛋白雖對陜168水餃口感和普冰143水餃湯特徵無明顯影響,但可明顯改善其他感官指標。The study results show that the minimum ac flashover voltage decreases with the increase of the ice amount accreted on the insulator surface by an exponential law, and the down - trend of the minimum ac flashover voltage will slow gradually with the bridging of the shed of the insulators by icicles, both the average saturated ice amount and the special exponent m of effect of ice amount for different insulators depend on the radius of shed and the air - gaps of the sheds of the insulators, and that the ac ice flashover voltage decrease with the decrease pressure ratio p / p0 ( rise of the altitude ) by power - law for different esdd and icing - states when the altitude is from 4000m to 5500m. the special exponent n, which show the effects of altitude on the flashover voltage, is various with the type of insulator, icing - states and the surface status of iced insulator etc., and that the minimum ac flashover voltage of iced insulators decreases by power - law with esdd or the freezing water conductivity for different ice amount and atmospheric
研究結果表明:在不同海拔高度和等值鹽密esdd下,絕緣子的最低交流冰閃電壓均隨覆冰量的增加而呈指數規律降低;當覆冰量增加到一定程度后,最低交流冰閃電壓隨覆冰量增加而降低的趨勢趨于飽和;不同絕緣子串的平均飽和覆冰量及閃絡電壓的覆冰量影響特徵指數m均與絕緣子的盤徑和傘距等因素有關;在海拔4000 5500m之間,不同等值鹽密esdd和覆冰狀態下,絕緣子的交流冰閃電壓隨海拔高度的增加(氣壓的降低)與p / p0呈乘冪關系降低,氣壓影響特徵指數n與絕緣子類型、覆冰類型、覆冰表面狀況等因素有關;當覆冰量和氣壓一定時,絕緣子的最低冰閃電壓均隨著等值鹽密( esdd )或覆冰水電導率的增加而呈乘冪關系降低,並逐漸趨于飽和。Contrails, which develop when water vapor released in aircraft exhaust fumes spontaneously turns to ice, can form at altitudes and humidities that do not support normal clouds
飛機的凝結尾是引擎廢氣中的水蒸氣結成的冰,那是在高度與濕度都不適合形成雲的地方自然發生的。Request lower level reason icing
請求降低高度,因結冰。Finally, it briefly discusses the feasibility, the applying foreground and the approach with regard to the calculating method about the amount of catalyst provided in this paper by integrating the ascending - velocity field and cloud water field in the possible working section abstracted from the mm5 mesoscale model with the thickness of the ice crystal particles in nucleation layer and supercooled water quantity which is surveyed by the plane
得出適合的催化劑引入高度等。最後,簡要討論了用mm5中尺度區域模式提取可能作業區的升速場和雲水量場,並結合飛機實測核化層冰晶粒子濃度、過冷水量等,探討了本文提出的催化劑用量計算方法的可行性,應用前景和途徑。In order to fit in the marketing requirements of the product customization, principles has been set for the construction of product modules and the method has been presented for the classification of product modules. these achievements ensure consistency between product structure and the existing assembly situation, provide convenience for modification design in the future, and help make easier 3 dimensional modeling of new product in a acceptable period of time. all these can attribute to the rapid response to customers " needs
2 、在產品設計開發方面,為適應個性化定製營銷的要求,明確了產品模塊的建立原則,確定了產品模塊的劃分方法,從而使整個產品與現行的裝配結構工藝保持高度的一致,又便於以後的冰箱產品的改型換代設計,並且可以為客戶盡快地提供新產品的三維模型,為企業快速地響應客戶的需求、迅速地設計出滿足需求的產品打下了堅實的基礎。分享友人