自然換氣 的英文怎麼說

中文拼音 [zìránhuànqì]
自然換氣 英文
natural ventilation
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 然 : Ⅰ形容詞（對; 不錯） right; correct Ⅱ代詞（如此; 這樣; 那樣） so; like that Ⅲ連詞[書面語] （然而）...
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 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...
  • 自然 : 自然at ease; natural; free from affectation
  • 換氣 : 1 （屏氣后再次呼吸） take a breath （in swimming）; aeration2 （通風） change of air換氣風扇 scav...
  1. The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product

    本廠專業設計生產製造各種氣瓶檢驗成套設備（無縫，溶解，乙炔，液化石油氣，天然氣等氣瓶） ，各種氣體充灌臺，匯流排及充灌夾具;不銹鋼四氟軟管，工業氣體（充裝）集裝箱，現代化工業廠房集中供氣系統及輔件:減壓器，安全閥，分配箱;以及標準氣體，混合氣體，特種氣體，高純氣體的配置工藝裝置;自動化切換，自動配比裝置;各種氣體閥門及配件，氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品
  2. The most studies were focused on the influence of soz on photosynthetic organ e. g. chloroplast in vitro and fumigating with high concentrations of soz. thus, those experiments could not reflect the real state of plant suffering from soz pollution in nature condition and it was very difficult to find out the mechanism of soz affecting photosynthesis

    我們採用與自然條件相近的野外開頂式熏氣裝置，用0 . 8571mg m ~ 3的低濃度so2長期處理油桐苗木，用近期發展起來的對植物無傷害作用的熒光測定技術和葉紅外820nm吸收測定技術，對長期低濃度so2對光合能量轉換效率及其機理進行了研究。
  3. Between glass - cover board and endothermic board, honeycomb is placed, which can eliminate heat loss caused by air natural convection and greatly reduce heat loss caused by radiation, and hence a better transfer heat efficiency

    而在透明玻璃蓋板和吸熱板之間放置蜂窩結構，基本上能消除吸收表面和蓋板之間的空氣自然對流熱損失，並可大大降低輻射損失，顯著提高集熱器的熱轉換效率。
  4. Thaw settlement cause negative friction. this paper base on the thought of " initiative cooling ", aim at three problems existing in common concrete pile used in frozen soil, a new type of pile is proposed to overcome the disadvantages of the classical pile used in frozen soil. pile body within active layer is fluted and refilled with porous materials such as gravels and ballasts, convection will be occur and then thermal exchange inside porous material in winter while only heat conduction exists in summer, as a result the soil around flutings will be cooled, so the top line of permafrost will be drive up

    本文基於「主動冷卻」地基的思想，以及針對凍土地區普通混凝土樁存在的三大問題，提出了一種新型樁的設計思路，運用數值模擬試驗手段對其冷卻機理與加固機理進行了系統研究，即在凍融活動層的深度范圍內，在混凝土樁身的表面刻槽，修築完時槽內填充碎石、塊石等多孔介質，通過外界大氣溫度的自然波動下多孔介質在冬季時存在的對流換熱機制，而在夏季只存在熱傳導，來達到主動冷卻樁周凍土和抬升凍土上限的目的。
  5. When feeding, electric hoist ( l101 ) can be used to hoist the bucket onto the generator hopper, calcium carbide bucket will feed the calcium carbide into hopper after nitrogen replacement, and then the calcium carbide will be automatically thrown into acetylene generator ( t101 ) by the inertial oscillator to generate acetylene after reaction with water

    加料時，用電動葫蘆（ l101 ）將吊桶吊至發生器貯料鬥上，電石桶經氮氣置換后將電石加入貯料斗，然後用慣性震蕩器將電石自動投入乙炔發生器（ t101 ）中與水反應產生乙炔氣。
  6. When feeding, electric hoist ( l101 ) can be used to hoist the bucket onto the generator hopper, calcium carbide bucket will feed the calcium carbide into hopper after nitrogen replacement, and then the calcium carbide will be automatically thrown into acetylene generator ( t101 ) by magnetic oscillator to generate acetylene after reaction with water

    加料時，用電動葫蘆（ l101 ）將吊桶吊至發生器貯料鬥上，電石桶經氮氣置換后將電石加入貯料斗，然後用電磁振蕩器將電石自動投入乙炔發生器（ t101 ）中與水反應產生乙炔氣。
  7. Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    文摘:針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況，提出了若干技術改造措施包括，增大對流管表面積以增大對流段的熱負荷；增加輻射管的換熱面積；修正煙囪高度；換用新型燃燒器，變自然通風為強制供風，以增大燃燒器的發熱量，減小過剩空氣系數，節省燃料2 % 3 % ；在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度；採用高溫輻射塗料增強輻射換熱效果，從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。
  8. The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況，提出了若干技術改造措施包括，增大對流管表面積以增大對流段的熱負荷；增加輻射管的換熱面積；修正煙囪高度；換用新型燃燒器，變自然通風為強制供風，以增大燃燒器的發熱量，減小過剩空氣系數，節省燃料2 % 3 % ；在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度；採用高溫輻射塗料增強輻射換熱效果，從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。
  9. The weather in east china, hot and humid, is quite different from that in scandinavia region. since the indoor environment is closely related to the outdoor natural condition, many conclusions on displacement ventilation drawn in other countries may not be suitable for applications in china. therefore, it is necessary to study further effect of the existence of water vapor on displacement ventilation and to analyze humidity control problems

    已有的關于置換通風的研究大都是植根于歐美自然氣候條件下進行的，而我國華東大部分處于亞熱帶地區，夏季炎熱潮濕，這和北歐地區乾燥的氣候有很大的差異，有必要進一步研究空氣中水蒸氣含量對置換通風系統的影響以及與系統的濕度控制相關的問題。
  10. The real land surface is of multiple scales heterogeneity, which controls the exchanges of air - land momentum, heat flux, water vapor and other green house gases

    真實的自然陸面具有多重尺度的非均勻性，這種陸面特徵決定了地-氣之間動量、熱量、水汽和其它溫室氣體交換的強弱。
  11. Abrupt transfer from mechanical entilation to spontaneous breathing may result in acpe in patients with preious heart disease

    對有心臟病史的患者，突然從機械通氣轉換為自主呼吸可能導致acpe 。
  12. In the article, physical and mathematical models for the fluid flow and heat transfer inside a horizontal low - temperature have been established. and using the method of simple and integer evaluation and fvm has simulated the steady temperature and velocity distribution of a horizontal low - temperature refrigerator that the author has designed

    本文還建立了臥式低溫冰箱內空氣流動與換熱的物理和數學模型，並採用simple演算法、整體求解法和有限容積法對作者所設計的一臺臥式低溫箱箱內自然對流穩態溫度場的分佈進行計算機模擬研究。
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