氣流下降 的英文怎麼說
中文拼音 [qìliúxiàjiàng]
氣流下降
英文
falling current- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 下 : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
- 降 : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
- 氣流 : 1 [氣象學] air current; airflow; wind current; airstream2 [語言學] breath氣流紡紗 open end spinni...
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The results show that there is anomalistic crystal whose size reaches nanometer grade in fine pvc ; the crystal structure is damaged by jet - milling, which induces the melting point of nanocrystal pvc decreases from 210 to 128. the nanocrystal pvc induces the decrease of plasicizing time and equilibrium torque and the increase of maximal torque, which show that the nanocrystal pvc have self - plasticization in pvc composites
通過sem 、 tem 、 ftir和dsc測試表明:氣流粉碎制得的pvc微粉中具有不規則納米晶體;氣流粉碎破壞了pvc的晶體結構,使納米晶pvc的熔點從210下降到128 ;納米晶pvc使體系塑化時間、平衡轉距的降低、最大轉距升高,具有自增塑作用。The rising temperature in the cave, the lamp - light ' s toasting and the convictive air made the humidity of the whole or part of the cave descend, which made the speleothem sightseeing dry, cracked and weathering. the acid air from the outer and the highly dense co2 would cause acid erode action to the speleothem sightseeing with water vapor. the existence of lamp - light offered a good chance for the lightloving plant to grow up, thus a lot of bryophyte covered the speleothem sightseeing
洞穴升溫、燈光的烘烤及空氣的對流致使洞穴濕度或局部濕度降低,使景觀產生乾裂、風化;氣流帶入的洞外酸性氣體及高濃度co _ 2在高濕的條件下,結合水汽對洞穴景觀產生酸侵蝕作用;燈光的存在為燈光植物生長提供了條件,使大量的苔蘚類植物生長于鐘乳類景觀的表面;洞外大氣粉塵的進入,給洞穴帶來了非常嚴重的破壞,粉塵在洞內高濕的環境下大量沉降,附著于鐘乳類景觀的表面,致使受污染面發黑,毫無光澤。The three - dimensional cloud model with hail - bin microphysics could simulate the characteristics of the severe storm such as life cycle, rainfall distribution and diameter of hail well, and also could produce strong downdraft and wind shear ( downburst )
而利用三維強冰雹雲模式對此次強風暴的生命史、降水分佈、降雹的大小等要素做了較好的模擬,並能夠模擬出伴隨強風暴過程所產生的強下沉氣流和及地面強風速切變(下擊暴流) 。When rain - cooled downdrafts hit warm air near the ground, a low hanging revolving cloud forms beneath the cell , a tornado is imminent
當雨冷凝形成的下降氣流遭遇地表暖氣流時- - - - 「超級風胞」下方一股低空旋轉的雲團便已形成,龍卷風就要讓我們大難臨頭了。The horizontal width of the condensate falling from the convective cells was much less than the width of the observed mesoscale downdraft ( 60 km compared to 150 km )
從對流單體降落的冷凝物的水平寬度比觀測到的做尺度下沉氣流的寬度小得多(前者60公里而後者150公里) 。An aircraft flying through a microburst may first encounter an increasing headwind and lift, then a downdraft from above the aircraft, followed by an increasinig tailwind and sink
飛越微下擊暴流的飛機可能首先會因逆風增強而浮力增加,隨即遇到上空的下沉氣流,繼而因順風增強而沉降。The result is that this gas pool has simple structure, only forms a little nose - like structure at the district of fenghuangshan ; this pool belongs to delta front sub - facies sedimentary model, the underwater distributary channel and mouth bar is the better sedimentary microfacies ; the physical property of the reservoir is poor, the type of pore of the reservoir rock mostly are intergranular pore, intergranular solution hole and little are intercrystalline micropore ; the influential factors of pore structure and physical property are lithofacies, lithologic character and diagenesis ; the off - take potentia of all the testing well are deadly shortness, the wells have the worth of industrial recovery only under the condition of going through sand fracturing, and in the early of binging into production, the oil and sheath pressure drop rapidly, the production of the well drop rapidly
研究認為該氣藏構造簡單,只在鳳凰山形成了一個小型的鼻狀構造;屬於三角洲前緣亞相沉積模式,水下分流河道和河口壩是有利的沉積微相;儲層物性差,儲層巖石的孔隙類型主要有粒間孔、粒間(內)溶孔及少量晶間微孔;影響蓬萊鎮組氣藏儲層孔隙結構及儲集性的因素有巖相、巖性條件及成巖作用;所有測試井自然產能都極低,必須經加砂壓裂后才有工業開采價值,且投產初期,油套壓下降較快,氣井產量下降迅速。Effect of humankind health on stratospheric ozone depletion
大氣平流層臭氧濃度下降對人體健康的影響But in flood years, the convergences in mid - and low - level of troposphere are strong. divergence departure in 200hpa is positive, so the pumping cause the updraft stronger. as we all know, the updraft is better to the rain
澇年對流層中下層輻合偏強, zoohpa上,高原東北側地區為正散度距平區,輻散較常年偏強,高空輻散抽吸作用使得該區盛行上升氣流,有利於降水的形成。After the ventilator is started, the dust catcher is under negative state and will absorb air with dust in the ductwork to the case on the dust catcher, then the air current will enter into the upper side of filter bag flowing from upper side to lower part ; most of the dust will come out from the filter bag under function of gravity and inertia and then fall into the lower case ( ash hopper ), then the clean air will enter into the air via ventilator
當通風機啟動后,除塵器便處于負壓狀態,並將余風管中的含塵空氣吸入到除塵器上箱體內,然後氣流進入濾袋上口自上而下流動,多數粉塵顆粒在重力和慣性力的作用下穿出濾袋下口,沉降至下箱體內(灰斗) ,被濾的凈化氣體經通風機排入大氣中。Based on the analysis mentioned above, a conceptual diagram explaining the physical process is put forward : stronger ( weaker ) convective activities in tropical areas stronger upward ( downward ) vertical anomaly stream in tropical areas more ( less ) moisture transports from " key regions " to shandong stronger ( weaker ) hadley and walker circulation stronger ( weaker ) east asian summer monsoon eap ( negative eap ) in 500hpa upward ( downward ) vertical anomaly stream rise in shandong subtropical high abnormally located northward ( southward ) more ( less ) rain in shandong province
弱季風年與山東夏旱年則相反。通過分析山東夏季降水與東亞夏季風以及大氣環流異常的物理過程,得出了如下物理概念模型:熱帶印度洋以及南海-熱帶西太平洋地區對流加強(減弱)吟熱帶地區垂直上升(下沉)氣流增強崢熱帶印度洋和南海一西太平洋地區水汽輸送通量增加。Multiple functions available : start / crater arc current, increase / decrease time, base / crest value current, pulse frequency, pulse rate, post flow time, hf welding
功能豐富:起始/收弧電流、上升/下降時間、基值電流、峰直電流、脈沖頻率、占空比、滯后關氣時間分別可調,高頻引弧。Multiple funcyions available : start / crater arc current, increase / decrease time, base, crest value current, pulse frequency, pulse rate, post flow time, hf / friction welding, water / gas cooling
功能豐富:起始/收弧電流、上升/下降時間、基值電流、峰值電流、脈沖頻率、占空比、滯后關氣時間分別可調,高頻/接觸引弧、水冷/氣冷可供選用。Castle peak is located quite a distance from clk. since the affected airflow was confined to the waters downstream of castle peak, only marginally reaching the approach and departure areas of the north runway, it is believed that the disrupted airflow might have only minimal effect on arriving and departing aircraft
由於赤角與青山相隔一段較遠的距離,氣流改變的區域集中在青山下游的海域,僅僅觸及北跑道的升降區,相信並不會對飛機升降構成太大影響。The " eye " is typically of the order of tens of kilometres in diameter. it is essentially a core of descending air where clouds are relatively broken and winds are relatively calm
典型的風眼直徑大約有數十公里,實質上是下降氣流構成的核心,該區雲層稀薄,風力微弱。Due to the sun radiation, the heated and expanded surface air ascends and meets the cold descending air, this air convection causes the turbulence which is obvious at noon
這是因為太陽光的照射,使地面的空氣受膨脹上升,冷空氣下降補充,形成空氣對流而引起的顛簸,中午飛行尤為明顯。The hydrodynamic experiments with countercurrent flow of gas and liquid simulating the flow conditions in the lower zone of the blast furnace were carried out in a packed bed to clarify the gas pressure drop characteristics in that zone
摘要為了闡明高爐下部氣相壓降的特性,在填料床內模擬高爐下部流動條件進行了氣液兩相逆流的流體力學實驗。Then the air distribution system of the above - mentioned hotel ' s multi - function - hall was simulated with fidap, and the indoor temperature and velocity under the preliminary option was calculated. under the half - load condition of small air - supply quantity and slow velocity, finds that the problem has arisen, which the cold jets fall too fast in summer and the air distributes layer upon layer in winter
然後應用fidap對上述旅館的多功能廳空調氣流組織初步方案進行了數值模擬計算,預測了該初步方案的室內溫度、速度分佈,發現在送風量和送風速度小的半負荷工況下,會出現夏季送風時冷射流過早下降,冬季送風時氣流分層分佈的現象。Across the eastern us, wind chills are bringing temperatures below zero or even lower in some areas. regional readings are expected to climb above zero today
寒流穿越美國東部,促使氣溫下降到零度以下,在某些地區甚至更低。期望今天能夠回復到零度以上。In 1999, the dipole existed in between the okhotsk high and the depression in the north of northeast china, thus the okhotsk high became active and maintained, the subh was located to an area quite further south than usual. the high persisted in the east region of nw china, the cold air flowed to the mid - lower reaches of the yangtze river along the high. in the east region of nw china, air steam under troposphere was strong sinking motion, and formatted the negative vorticity region, the vapour flux divergence was divgence. lt was apparently that the rain could n ' t occur in the eastern portin of nw china. in 2000 year, okhotsk high was very weak or did n ' t exist in, there was high in the east asia - japan, the subh is located to an area further north than usual. in the east region of nw china, the trough maintained, air stream under troposphere was strong ascending motion, the cycolonic circulation was prevailing, the vapour flux divergence was intensive convergences the rain easy happened in the east areas of northwest china
4多梅雨1999年鄂霍茨克海阻塞高壓與我國東北北部低壓形成偶極子,使得阻塞高壓穩定少動,西太副高位置偏南,西北地區東部持續受高壓控制,冷空氣沿此高壓流經長江中下游地區上空;在西北地區東部對流層中下層氣流下沉運動較強,呈反氣旋渦度,水汽通量散度輻散,不利於西北地區東部降水。空梅雨2000年相反,鄂霍茨克海高壓減弱甚至不存在,東亞-日本為高壓,西太副高位置偏西偏北,西北地區東部處于西風槽中,對流層中下層氣流上升運動增強,盛行低壓環流,水汽通量散度強烈輻合,有利於降水生成。分享友人