lower wind 中文意思是什麼

lower wind 解釋
下翼
  • lower : adj 〈low 的比較級〉1 較低的。2 下級的,低級的。 lower animals 下等動物。3 南部的。 in lower Manh...
  • wind : n 1 風;大風,暴風;氣流;【機械工程】壓縮空氣。2 【航海】上風;風向;〈古語〉〈pl 〉方向。3 氣息...
  1. Lying between these high - speed air streams are air streams of lower wind speed

    在這些高速氣流之間,會出現較低速的氣流。
  2. Based on the field investigations and laboratory examinations, a study of the population of the epiphytic dolichomitriopsis diversformis ( mitt. ) nog. in fanjing mountain reveals that its habitats are different among different host trees, but that there lies the common habitat characteristics of not more than 2m height from the bottoms of host trees trunks, less light, high relative humidity, slow wind speed, slow evaporation speed and long time of remaining humid in middle - lower tree bark ; that it is one dioecious moss species, the morphology is remarkably different between its perichaetium and perigonium, the number of its perichaetia is much more than that of its perigonia, its perigonium is difficult to find out, its sporophyte is upright, its seta is long and thin, its capsule is regular long oval and its calyptra is cucullate

    摘要通過野外調查和室內觀測對貴州省梵凈山樹附生尖葉擬船葉蘚種群的研究表明,其生境因其所附生的樹種不同而有所不同,但具有共同特點:附生在樹干下部距地面2m高的范圍之內,光照弱、濕度大、風速小、蒸發量小、中下部樹皮保持濕潤的持續時間長;其為雌雄異株蘚種,雌、雄器苞形態差異明顯,雌器苞數量多,雄器苞數量少並且難于發現,孢子體直立,蒴柄細長,孢蒴規則長卵形,蒴帽兜形。
  3. Based on the sha lo wan profiler data at 0740utc, the vertical shear at around 1, 100 ft was close to 8 kt per 100 ft. although this was lower than the 8 kt per 100 ft which has been used in the windshear warning system at the old kai tak airport, the increase in head wind was nonetheless significant due to the steep climb angle

    根據沙螺灣的氣流剖析儀在0740utc錄得的資料顯示,在約1 , 100尺的垂直切變接近每百尺每小時8海里。雖然此切變低於以往啟德機場的風切變警報系統所用的每百尺每小時8海里,但因為陡峭的爬升角度,令到逆風的增加變得顯著。
  4. At the same time, i discover that the number of the return air inlet has a little influecing and it can be neglected. when there is hot resource at upperside of the room, the hot jet and supply air jet together affecting. at the same lower part heat intensity, a utmost wind speed exist, the supply air speed lower, the more heat intensity on the upside, the less convecting transfer heat, whereas

    對于上部有熱源的條件下,則其對流熱轉移量的變化關系是由熱射流與送風冷射流共同作用影響的,在下部熱源強度相同的條件下,存在一極限風速,在該風速以下,上部熱源強度越大,則對流熱轉移量越小,反之在該風速以上,上部熱源強度越大,則對流熱移量越大。
  5. Some flight course switch rules are researched. uav ’ s launch stability and flight course precision are influenced by wind. through the research of flight control, some way are found to lower the wind influence

    研究了風速對無人機的發射穩定性影響,通過風速對無人機導航控制影響的分析,提出了減小側風影響的控制策略,並推出一種計算平均水平風速的方法。
  6. 3 analyzing particle size of the wind - blown sediment and surface soil indicate that the former in 0. 02mm - 0. 2mm occupy about 40 % and 55 % of sloping field and shoaly land of bashang, which shows that bashang is the erosion and desertification region or the latency. 4 the search of decreasing effect of wood strap indicates that in lower wind speed the effect is distinct

    3風蝕物及表層土壤顆粒粒徑分析表明,地表200cm高度內風蝕物粒徑在0 . 02mm 0 . 2mm之間;壩上地區坡梁地與灘地該粒徑范圍顆粒分別佔40和55左右,說明壩上地區是風蝕沙化或潛在風蝕沙化地區。
  7. The series of products is mainly include the caterpillar, wind and magnetic cap - conveying machines, respectively applied for the plastic security caps, aluminum security capl, skull caps. this machine mainly conveys the caps from a lower place into the hopper of the cap - screwing machine at a higher position, an anxiliary equipment for the capping machine

    本系列產品主要有覆帶式、風力式、磁力式輸蓋機,分別用於塑料防盜蓋,鋁質防盜蓋,皇冠蓋,該機主要用於將瓶蓋從低處輸送到較高位置的旋蓋機料斗內,是封蓋機的一種輔助設備。
  8. Press and hold the lower left arrow xu li, suitable intensity release the left mouse button sources. according to the lower right corner to determine wind direction arrow you xu li intensity

    按住左下角箭頭蓄力,到合適的力度松開鼠標左鍵拋繡球,根據右下角的風力指示箭頭確定你蓄力的力度。
  9. Based on research of wind turbine aerodynamic characteristics, this paper analyzed various control methods for a pitch - controlled system of variable - speed and constant - frequency wind turbine at a wind velocity range higher or lower its speed rating respectively

    摘要在風力機空氣動力學特性分析的基礎上,討論了變速恆頻風力機組變槳距機構在低於額定風速階段和高於額定風速階段的不同控制策略。
  10. By using ncep / ncar reanalysis data of height and wind, the inter - monthly lpac map, the climate lapc map, inter - annual anomaly map and mean variance map of monthly wind field of 850 and 500hpa and monthly height field of 850, 500, 150, 30hpa are calculated in a globe - belt area, which situates between 30 s and 75 n, from december 1957 to december 1997, according them we analysis the rule of the season transfer and anomaly of nh mean circulation. the results show that the climate map of lapc can describe the seasonal transfer process of large scale circulation better. the advance process of summer circulation establish is form south to north at the middle and lower level of the troposphere, that is reflected primly in the inter - monthly wind and pressure map of lapc ; at lower lever of stratosphere, the establish process is simulate to that of troposphere, and reflect of process of that the south asia high toward plateau ; at middle stratosphere the summer circulation establish begins at middle and high latitude initially, and then transmits to low latitude gradually, while the seasonal variability in mid - stratosphere is stronger than it in troposphere and low - stratosphere

    利用ncep ncar再分析高度場和風場資料,計算了30 s 75 n球帶區域1957年12月至1997年12月逐月850 、 500hpa風場及850 、 500 、 150 、 30hpa高度場月際局地型相似系數圖、多年平均圖(即氣候lpac圖) 、年際異常圖及均方差圖,在此基礎上,分析了北半球平均環流季節轉換及其異常的規律。分析表明,氣候局地型相似系數圖較好地給出了大尺度環流季節轉換發生的過程:在對流層中、下部,風、壓場月際局地型相似系數圖清楚地反映了夏季型環流建立由南向北的推進過程;低平流層夏季型環流的建立與對流層接近,其中,南亞高壓上高原過程有明顯反映:中平流層,夏季型環流的建立明顯表現為從中、高緯度開始,逐步向低緯傳播的特徵,且變化較對流層和低平流層明顯。
  11. ( 5 ) the spring greenland sea - ice extent is larger ( smaller ) : then during the following summer the high of the japanese sea is stronger ( weaker ), and the low of the asian land is stronger ( weaker ), which make the pattern of low west and high east easily ( uneasily ) form ; the ascending movement over north china is strengthened ( weakened ) ; the summer monsoon of east asia is stronger ( weaker ), then the southeastern, warm and damp airflow towards the north china is stronger ( weaker ), and the cold airflow of the high level over the north china is also stronger ( weaker ), which make the convergence of the cold and warm air over north china easily ( uneasily ) form ; the sst of the east pacific ocean is lower ( higher ), while the sst of west wind drift is higher ( lower )

    ( 5 )春季格陵蘭海冰面積偏大(小) :後期夏季日本海高壓偏強(弱) ,而大陸上低壓也偏強(弱) ,易(不易)形成西低東阻的形勢;華北地區的上升運動增強(減弱) ;東亞夏季風偏強(弱) ,向華北地區輸送的西南暖濕氣流偏強(弱) ,而對應高空華北地區上空冷空氣活動偏強(弱) ,利於(不利於)華北上空冷暖空氣的交匯;夏季赤道東太平洋海溫偏低(高) ,西風漂流區海溫偏高(低) 。在以上的環流背景下,華北夏季降水偏多(少) ,易澇(旱) 。
  12. 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。
  13. Aiming at the ecological environmental deterioration of bashang, from 2002years to3 ~ 5months of 2003 years. sand - transporting quantity of land cover types were on - the - spot moinitoring in gale seaon, comparing the productivity of the main crops. improving environment and developing economy are compositively considered for applying returning cultivated to woodland and grassland to supply the base of theory and technology. the main results as following : 1 observing the sand transporting quantity of artificial grassland, stubble land and cultivate land. indicates that when wind speed is higher ( 8. 0m / s ), the sand transporting quantity of artificial grassland of 200cm reduces 35. 5 % in average more than that of cultivate land, 34. 5 % sand - transporting quantity than that of stubble land. no distinct difference between stubble land and cultivate land. and when wind speed is lower ( = 5. 0m / s ), the sand - transporting quantity of coverage is no distinct difference according to the analysis of variance

    從改善環境和發展經濟兩方面綜合考慮,為實施壩上地區「一退雙還」提供了理論與技術依據。主要研究結果如下: 1對人工草地、作物留茬地及耕翻地的輸沙量觀測表明:勁風( 8 . 0m s )下,人工草地比對照耕翻地輸沙量在200cm高度內平均降低了35 . 5 ,比作物留茬地平均降低了34 . 5 ;作物留茬地輸沙量與耕翻地差異不顯著;微風( 5 . 0m s )下,不同地表覆被類型對輸沙量的影響差異不顯著。
  14. The wind near the ground carries most sand with it and so wears the lower parts of big masses of rock most.

    靠近地面的風帶走砂土最多,因此大塊巖石下部磨蝕得最為厲害。
  15. With the steady growth of natural gas, the recent hot spot of world sources of energy and with the encouraging progress in such renewable sources of energy as solar energy and wind energy, the proportion of oil in the world ' s unrenewable sources of energy has indeed been lower than before ; nevertheless, upon comparing with natural gas, nuclear energy and other sources of energy, it has been found out that the dominance of oil in the world ' s unrenewable sources of energy will remain unshakable in the coming 20 years though after that period of time there may be intense competition between oil and natural gas for supremacy. although people have been repeatedly made a fool of by the unpredictable oil price and made one misjudgement about it after another, yet given the world general situation of oil supply and demand, the essential variable, with which the oil price will continue to vary, plus other factors, such as the oil price policy of some middle eastern oil producers which is tending more and more rational, it can be roughly concluded that the world oil price will be stable with a slight rise

    再者,隨著天然氣? ?世界能源的新熱點的「蒸蒸日上」 ,在太陽能、風能等可再生能源方面取得的可喜進展,石油在世界一次能源構成中的比例的確已不如往昔,不過,一經與天然氣、核能等進行對比分析,就發現石油在世界一次能源構成中的「霸主」地位在今後20年內仍難撼動,此後有可能會出現天然氣與石油一決高低的局面;在難以捉摸的油價面前,人們曾一次次地受到它的捉弄,一次又一次在它面前「失算」 ,但基於世界石油供求大勢仍將是其變動的基準,再考慮到其他因素,諸如中東產中東石油與21世紀的中國石油女全內容摘要油國的漸趨理性的油價政策等的影響,大致可以得出世界油價穩中有升的結論,當然,由於世界石油市場的本性使然,加上新近出現的加劇市場動蕩的4大不穩定因素的干擾… …油價在未來一段時間內依然難改動蕩本色。
  16. Yingxian ancient wooden pagoda is a flat - form tall building, which was formed by the superposition of monolayer temples. the height of 67. 31 meters made it encountered two unprecedented puzzles : firstly, with the height increased whopping, wind resisting and aseismatic capability become the main question of the whole structure ; secondly, because of the weight increased unconventionally, members of the lower 1 ~ 3 floors hold overloading perpendicular to grain and they brought large vertical deformation

    相對於一般殿堂結構,高度和自重的成倍增加,使木塔遇到前所未有的兩項難題:其一是因自重增加,使承受上層柱軸向荷載的梁(普拍枋和梁? )橫紋局壓應力成倍地超過設計強度而產生嚴重的壓縮變形甚至劈裂,導致木塔整體豎向變位。
  17. When a temperature inversion is formed in the pearl river delta ( prd ) region, or when a weak northerly or northwesterly wind prevails, ambient air pollutants ( including nox and voc ) in the region will be trapped easily in the lower atmosphere and cannot be dispersed effectively. the above factors, if coupled with strong sunlight, will favour the building up of ozone concentrations

    當珠江三角洲區域一帶出現逆溫層現象,或者吹微弱北或西北風時,區域內空氣中的污染物(包括氮氧化物及揮發性有機化合物)很容易會被困在大氣的低層,不能有效消散;如再加上強烈的陽光,臭氧濃度便會增高。
  18. For instance, hot weather and rising air can help dispersion of air pollutants ; rainfall can wash out certain pollutants in the air ; an occasional phenomenon known as temperature inversion can trap air pollutants in the lower atmosphere ; and still wind conditions can inhibit effective dispersion of air pollutants. moreover, when a weak northerly wind prevails in southern china, the impact of regional air pollution on hong kong will become more serious

    例如,炎熱天氣和上升的空氣有助空氣污染物消散;降雨可沖走空氣中部份的污染物;偶爾出現的逆溫層現象能把空氣污染物困在大氣的低層;風靜的情況可引致空氣污染物不能有效消散;及當華南地區吹微弱北風時,整個香港受區域性空氣污染問題影響也會特別嚴重。
  19. According to food fluidization for freezing process existing problems, a new type of food quick freezer with wave - vibration and semi - fluidization was development, it is based the working characteristic of fluidized - quick - freezer, with the lower wind speed and the higher vibrant intensity, which realizes individually quick frozen, it is can not only improve freezing characteristic highly but also reduce the operating cost. the quality of the food was also improved

    摘要綜合分析了食品流化凍結時存在的問題及常規解決辦法,從提高單位時間凍結量以及降低單位產品能耗的角度出發,研製了一種全新的波形振動半流化食品速凍機,採用較低風速度,較高振動強度,實現了單體快速凍結,減少了運行費用,提高了食品凍結質量。
  20. Lying between these high - speed air streams are air streams of lower wind speed. aircraft traversing through alternating high - speed and low - speed air streams may encounter headwind losses and gains at different locations along the approach and departure corridors

    當飛機沿著進場或離場走廊穿越這些高低速交替的氣流時,可能會在不同位置遇到逆風減少和增加的情況。
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