air frost 中文意思是什麼

air frost 解釋
氣霜
  • air : n 1 空氣，大氣。2 天空，空中。3 微風，和風。4 態度，樣子，風度，氣派；〈pl 〉高傲的架子。5 傳播，...
  • frost : n 1 霜；霜柱；結霜；冰凍，嚴寒；冰點以下的溫度。2 （態度、感情等的）冷淡，冷酷。3 〈俚語〉（演劇...
  1. Maybe because of the frost of winter, white steam from an open - air bath soars into the air, and what you can see beyond that steam is just the absolute view of the great nature

    這是一處遠離都市喧囂，深藏在被大自然包圍的山坳里的溫泉中心。冬季因氣候寒冷，露天溫泉上方漂浮著白色的水霧，這一切都是大自然所賦予的。
  2. Besides, low temperature and high - speed air stream would heat frost with higher temperature

    除此以外，低溫高速氣流對較高溫度的霜層還有加熱作用。
  3. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  4. The air was charged with silence and frost.

    萬籟寂靜，滿天霜氣。
  5. It was a fine dry night, frost in the air.

    那是個明朗無霧的夜，霜氣凜人。
  6. On that bleak hill - top the earth was hard with a black frost, and the air made me shiver through every limb

    在那荒涼的山頂上，土地由於結了一層黑冰而凍得堅硬，冷空氣使我四肢發抖。
  7. On that bleak hill top the earth was hard with a black frost, and the air made me shiver through every limb

    在那荒涼的山頂上，土地由於結了一層黑冰而凍得堅硬，冷空氣使我四肢發抖。
  8. Under the different freezing - thawing cycle circumstance, three factors of water binder ratio, air content and mineral admixture are analyzed by using the method of orthogonal table. the test results show that the chief influencing factor is the water binder ratio in water freezing - thawing cycle circumstance, and in salt freezing - thawing cycle circumstance is the air content. this could illustrate that entraining air into concrete can improve the frost resistance of concrete effectively in salt freezing - thawing cycle

    分析了在純水和3 . 5 % nacl溶液中受凍后，水膠比、含氣量和摻合料對混凝土飽和系數及變化速率的影響規律，試驗結果表明水膠比對混凝土水凍時的飽和系數及變化速率影響顯著，而鹽凍情況下含氣量則是主要影響因素，說明引氣能顯著提高混凝土的抗鹽凍性能。
  9. Mechanical performance, frost resistance and abrasion resistance of concrete with fly ash, air entraining agent and four kinds of inorganic salts including sodium sulfate, sodium nitrite, calcium nitrite and sodium chloride are mainly studied in this paper

    本文研究了在路面水泥混凝土中摻入粉煤灰、引氣劑和四種無機鹽（ na2so4 、 nano2 、 ca （ no2 ） 2和nacl ）后，混凝土的力學性能、抗鹽凍剝蝕能力和耐磨性等性能的變化規律。
  10. Experiment and analysis of delaying frost of air - source heat pump water chiller - heater units by increasing the evaporator area

    增大蒸發器面積對延緩空氣源熱泵冷熱水機組結霜的實驗與分析
  11. During winter nights and under clear skies, the ground surface is cooled rapidly by radiating heat off to space. the air temperature near the ground will also fall and when the grass temperature drops below zero degrees celsius, hoar frost will form by direct sublimation of water vapour onto the grass surface

    在冬天的晚上，如果天氣晴朗，地面的熱量會透過輻射快速散失，貼近地面的空氣也同時降溫，當草面溫度降到攝氏零度以下時，空氣里的水蒸氣便會在草面凝華成為白茫茫的霜。
  12. On the first day, when, getting up early in the morning, he came out of the shed into the dawn, and saw the cupolas and the crosses of the new monastery of the virgin, all still in darkness, saw the hoar frost on the long grass, saw the slopes of the sparrow hills and the wood - clad banks of the encircling river vanishing into the purple distance, when he felt the contact of the fresh air and heard the sounds of the rooks crying out of moscow across the fields, and when flashes of light suddenly gleamed out of the east and the suns rim floated triumphantly up from behind a cloud, and cupolas and crosses and hoar frost and the horizon and the river were all sparkling in the glad light, pierre felt a new feeling of joy and vigour in life such as he had never experienced before

    第一天，他一大早就起了床，走出棚子，頭一眼就看見新聖母修道院開始還發暗的圓屋頂和十字架，看見覆蓋著塵土的草上的寒露，看見麻雀山的丘陵，看見隱沒在淡紫色遠方的，長滿了樹木的，蜿蜒著的河岸，他覺得空氣清新，沁人肺腑，可以聽到從莫斯科飛越田野的烏鴉的啼叫聲，一會兒，在東方天際邊，突然噴射出萬道霞光，一輪紅日從雲層里漸漸顯露出來。於是，圓屋頂，十字架露水遠方和那條小河所有這一切都在陽光下閃爍，這時，皮埃爾感覺到一種從來都沒有經歷過的，全新的，生活的喜悅和力量。
  13. Now and again a hole gave the first sledge a jolt ; the next was jolted in just the same way, and the next, and the sledges followed one another, rudely breaking the iron - bound stillness. a hares track, a lot of tracks ! natashas voice rang out in the frost - bound air

    前面的雪橇在行駛時碰到了一個坑窪，顛簸了一兩下，後面的幾輛雪橇也同樣地碰到了坑窪，這幾輛雪橇莽莽撞撞地打破禁錮著的寂靜，開始拉開距離向前駛去。
  14. Household frost - free refrigerating appliances. refreigerators, refrigerator - freezers, frozen food storage cabinets and food freezers cooled by internal forced air circulation. characteristics and test methods

    家用無霜製冷設備.製冷機製冷機冷藏櫃冷凍食品儲藏櫃和用內壓力空氣循環冷卻的食品冷藏櫃特性和試驗方法
  15. Now the frost free system allows us to be able to direct cold air from the freezer through a specially equipped duct at the back of the chiller compartment to keep this area colder than the rest of the refrigerator

    現在這套無霜系統允許我們直接把冷空氣通過冷卻室背部的一個特別的導管導入到冷凍室中，以此來保持冷凍室的溫度要比冰箱的其他地方更低。 」
  16. On a cloudless night, frost may form on horizontal surfaces even when the temperature of the air is above freezing.

    在晴朗的夜晚，即使空氣的溫度在冰點以上，地平面上也能結霜。
  17. There was frost on the stubble fields, faint wood smoke in the air, mingled with the odors of ripe apples, drying corn shocks, crushed walnut hulls

    收割后的麥田已披上寒霜，周圍飄散著淡淡的炊煙，夾雜著熟蘋果、干玉米堆和碎胡桃殼的香味。
  18. The traditional defrosting method of air cooler is to " melt " frost

    傳統的除霜方法都是通過加熱來「融化」霜層。
  19. In this paper, the contrast experiments and theoretical researches on frosting and defrosting on low - energy surface and common metal surface are carried out simultaneously. low - energy surface restrains the frosting of air cooler, and the adhesion work of unit - area frost on low - energy surface is smaller than that on common metal surface, so pneumatic defrosting becomes easier

    本文還對低能表面與普通金屬表面的結霜、除霜進行了對比實驗和理論研究：低能表面不僅能有效地抑制蒸發器的結霜，而且單位面積霜層粘附功w _ ~ *比普通令屬壁面小，因而氣動除霜更容易。
  20. If the cold plate temperature is higher than a certain critical value, for instance, - 12 c under our observed experimental conditions, the higher the air relative humidity is, the bigger the water droplets concreting on the cold plate, and the later the water droplets froze. however, if the cold plate temperature is lower than a certain critical value, the influence of air relative humidity on the frozen time of water droplets was not observed. if the cold plate temperature is higher than a certain critical value, for example, - 20 c under our observed experimental conditions, frost deposition is through condensation, or condensation frosting

    結果表明，冷壁面溫度越低，水珠凍結時間越短，且凍結的冰珠越小;當冷壁面溫度高於某一臨界值，譬如，在我們給定的實驗條件下， - 12 c時，空氣相對濕度越大，冷壁面上凝結的水珠越大，水珠凍結越晚，但當冷壁面溫度較低時，幾乎觀察不到空氣相對濕度對水珠凍結時間的影響;冷壁面溫度高於某一臨界值，譬如，在我們給定的實驗條件下， - 20 c時，發生凝結成霜，冷麵溫度低於這一臨界值時，發生凝華成霜;隨著實驗工況的不同，觀察到的霜晶呈現八種不同的形態。
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