updraft是英語中表示向上運動的氣流的名詞,也可作為形容詞形容向上通風的物體或結構。作為名詞時,其複數形式為“updrafts”,常套用於氣象學領域,指代空氣垂直上升的現象,如雷暴中的上升氣流。該詞也被用於描述科技領域的相關氣流機制,如上抽式爐、太陽能上升氣流塔等。
updraft在不同語境中有不同的使用場景,如蜘蛛利用上升氣流移動、飛機藉助地形波飛翔等自然現象的套用。此外,該詞還被翻譯為中文“上升氣流”,指強烈的向上氣流,尤其在氣象學中用於解釋冰雹形成等過程。
基本介紹
- 詞性:名詞、形容詞
- 釋義:上升氣流
- 複數:updrafts
- 套用領域:氣象學、科技
- 網路釋義:上吸式、上流式
- 相關辭彙:draft、convection
釋義與用法
套用領域
氣象學
科技套用
- 上抽式爐(updraft heater)
- 上吸式汽化器(updraft carburetor)
- 鼓風燒結機(updraft sintering machine)
例句
- 科學語境:“Peak updraft strength is slightly enhanced with hodograph curvature.”(山頂上升氣流強度隨速矢端跡曲率加大而稍有加強)
- 氣象研究:“Finally, the mechanism for the effect of the updraft restraint of the hailstorm on micro-physical processes is analyzed.”(人工抑制上升氣流影響雲中冰雹形成的微物理機制)
- 航空領域:“地形波中的上升氣流將飛機推向危險高度”
- Then updraft wind currents carry the light, positively charged ice crystals up to the top of the cloud. 然後上升氣流將輕盈的、帶正電荷的冰晶帶到雲的頂部。
- Names rising in the updraft amid buildings. 在樓群中隨著氣流上升的名字。
- You are seeing cinders dancing in the updraft. 你還看到漫天飛舞的火灰在扶搖直上。
- Makes sense, as in an updraft, the draft is working against gravity. 是有道理的,因為在一個上升氣流,該草案正在對重力。
- Peak updraft strength is slightly enhanced with hodograph curvature. 山頂上升氣流強度隨速矢端跡曲率加大而稍有加強。
- They are also small and light, was in the air updraft care in the air. 它們又小又輕,被空氣中的上升氣流托在空中。
- Finally, a two-megawatt solar updraft tower produces additional energy in clear weather. 最後是一座2兆瓦的太陽能熱氣流發電塔。它能在天氣晴朗時產生超過大廈自身需要的能源。
- Hence, wood is not suitable in updraft gasifier coupeled with internal combustion engines. 因此,木材,不適合在上升氣流氣化爐與內燃機coupeled。
- An updraft gasifier has clearly defined zones for partial combustion, reduction, and pyrolysis. 一個吸式氣化爐明確了對部分燃燒,減少區和熱解。
- Some units are built to combine the advantages of cross draft with downdraft or updraft gas producers. 有的單位在建造時,結合起來,下吸式或上升氣流天然氣生產crossdraft的優勢。
- France in 1980 was first discovered through the Exploitation of Meteorological Satellites Pass updraft. 1980年法國最先通過氣象衛星發現了嘉峪關上升氣流。
- Disadvantages of updraft gas proucer are excessive amount of tar in raw gas and poor loading capability. 在上升氣流氣體proucer缺點是過量的原料氣中的焦油和窮人的負重能力。
- The main reason is that the updraft over the ice rain area is weak, and the vapor in the air is not saturated. 這主要是因為凍雨區的上升氣流弱,高空水汽不飽和。
- At the beginning of the heat convection, thermal bubbles associated with a stronger updraft move upward to a higher level. 在熱對流初期,對流高度逐漸抬高,伴有較強上升速度的熱對流泡逐漸升高的現象。
- Storm rainfall in Qindao is the result of cooperation of plenty of water vapor, strong convergence and updraft, and cold air. 青島地區產生大暴雨則是充沛的水汽、強烈的輻合上升運動與冷空氣共同作用的結果。
- The updraft gasifier achieves the highest efficiecy as the hot gas passes through fuel bed and leaves the gasifier at low temperature. 氣化爐的上升氣流,實現了作為最高efficiecy熱氣體穿過燃料床和葉在低溫氣化爐。
- As wood contains high volatile matter, updraft gasifier system produce the gas containing tar, which need to be cleaned before using in engines. 由於木材含有高揮發物,吸式氣化爐系統產生的氣體含有焦油,需要在發動機前使用清潔。
- Suffer the effect of gravity raindrop falls, when updraft, will have an upward force in rain, make its slow down, and a little rain may also be brought up. 雨滴受地心引力的作用而下降,當有上升氣流時,就會有一個向上的力加在雨滴上,使其下降的速度變慢,並且一些小雨滴還可能被帶上去。
- The thermal properties of biomass fuels such as cotton stalk briquette in the small furnace of biomass pyrolysis and combustion with moving bed and updraft was investigated. 研究了棉桿成型塊等生物質固體燃料在小型移動層上吸式熱解燃燒爐中的熱特性。
- The temperature difference between oasis and surrounding desert drives an oasis breeze circulation, in which there is the downdraft over the oasis and the updraft over the desert. 這種溫度差異使綠洲風環流產生,並且使綠洲區產生下沉運動、沙漠區產生上升運動。
- The analysis of helicity also revealed that under the updraft, the conversion from the horizontal whirlpool into the vertical whirlpool is one of the possible mechanisms of the event. 螺旋度分析表明,在不均勻的強上升氣流的作用下,渦旋的水平分量向垂直分量轉化是此次強降水的可能機制之一。
- The great speed and force of tornado winds can pick up things as heavy as automobiles and hurl them hundreds of yards. (4) The updraft causes a very low air pressure within the funnel. 龍捲風的速度快,力量大,能捲起像汽車那樣的重物,把它們拋到幾百碼以外。上升的氣流,在龍捲風的漏斗中引起低氣壓。
- The garden is the building block, creating the microclimate, feeding cool air into the ventilation system through PVC pipes, made to circulate by means of the updraft created by solar chimneys. 花園就是樓區,為建築群製造了一個小氣候,並通過PV C管組成的通風系統不斷向室內輸送涼風,採用陽光加熱升級循環。

