換氣比 的英文怎麼說

中文拼音 [huàn]
換氣比 英文
scavenging ration
  • : 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
  • : 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...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • 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. And then, metal structure with aspect ratio 30 was obtained in our laboratory. eventually, a few micro parts with high aspect ratio were fabricated by liga process under the optimum condition. there were key parts of micro thruster, netlike nickel antielectron modulator, micro copper radiator, stainless steel micro components and many filter mediums with different shapes and dimensions

    最後,我們利用liga技術加工的獨特優點,以發展其高深寬技術的實際應用,先後製作了狹縫陣列鎳結構微推進器關鍵部件、薄壁網狀多孔鎳結構正電子慢化體、微型銅結構和多種材料不同、尺寸各異的過濾介質,還結合利用liga技術和微細電火花技術的加工優點,製作出了不銹鋼微結構
  2. Analog test study of nozzle width and split type ' s influence on pneumatic efflux element switching performance

    深寬及劈高對動射流元件射流切影響模擬試驗研究
  3. The women on the corn - rick - marian, who was one of them, in particular - could stop to drink ale or cold tea from the flagon now and then, or to exchange a few gossiping remarks while they wiped their faces or cleared the fragments of straw and husk from their clothing ; but for tess there was no respite ; for, as the drum never stopped, the man who fed it could not stop, and she, who had to supply the man with untied sheaves, could not stop either, unless marian changed places with her, which she sometimes did for half an hour in spite of groby s objection that she was too slow - handed for a feeder

    在工人們擦臉上汗水的時候,或者清理衣服上的麥稈麥糠的時候,瑪麗安也還可以和他們說幾句閑話。但是苔絲卻不能因為機器圓筒的轉動是永遠不會停止的,這樣喂料的男工也就歇不下來,而她是把解開的麥束遞給他的人,所以也歇不下來,除非是瑪麗安和她替一下位置,她才能松一口,瑪麗安做喂料的人速度慢,所以格羅反對她替苔絲,但是她不顧他的反對,有時候替她半個小時。
  4. Compared with dealing with the banks, the congressional hearings were as easy as changing a flat tire on a spring day.

    拿同銀行打交道來較,那國會的聽證會簡直就象在一個美好的春日個癟輪胎那麼容易。
  5. 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瓶檢驗成套設備(無縫,溶解,乙炔,液化石油,天然瓶) ,各種體充灌臺,匯流排及充灌夾具;不銹鋼四氟軟管,工業體(充裝)集裝箱,現代化工業廠房集中供系統及輔件:減壓器,安全閥,分配箱;以及標準體,混合體,特種體,高純體的配置工藝裝置;自動化切,自動配裝置;各種體閥門及配件,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
  6. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮能器的輸入阻抗中分離出磁致伸縮能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮能器的諧振頻率及電模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相,能更準確地確定磁致伸縮能器的諧振頻率及其電網路參數。同時,採用當前較先進的web技術,實現了基於jsp的磁致伸縮能器web電模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  7. Complete air piston pump contains pneumatic motor and piston pump, the ratio of piston area of pneumatic motor and plunger ' s sectional area of piston pump is transforming times of pump pressure ; the higher times, the more pressure can deliver higher viscosity fluid, and achieve the delivery aim

    完整的動柱塞泵包含有動馬達與柱塞泵兩部分,動馬達中的活塞面積與柱塞泵活塞的截面積值,就是泵壓力轉的倍數;愈高的倍數就能以愈大的壓力輸送愈高黏度的流體,達到輸送的目標。
  8. Results show that the influence of mainstream reynolds numbers on heat transfer coefficience is little and the heat transfer coefficience raise with the increase of reynolds numbers. the influence of the position of holes on heat transfer coefficience is complex and correlate with the mainstream speed and the balde surface curvature. and the influence of blowing ratio on heat transfer coefficience is more great ( especially to stator ), and show a complex relation to mainstream reynolds number and the position of holes

    實驗結果表明,不同孔位出流的熱由於孔排下游表面來流速度及葉片表面曲率的不同而有不同的規律,而主流雷諾數對葉片表面特別是壓力面和前緣區域的熱系數的影響較小,吹風熱系數影響較大(特別是導葉) ,並且隨膜孔位置和來流雷諾數的變化而情況復雜。
  9. There is a growing realization that the only effective way to achieve further reductions in vehicle emissions ? short of a massive shift away from the private automobile ? is to replace conventional diesel fuel and gasoline with cleaner - burning fuels such as compressed natural gas, liquefied petroleum gas, ethanol, or methanol

    人們逐漸認識到,唯一有效的方法來進一步減少車輛尾的排放量? ?除了大規模減少私人汽車? ?替傳統的柴油和汽油,用燃燒得更加清潔的燃料,如說壓縮天然、液化石油、乙醇、或者甲醇。
  10. High temperature resistant measure is taken to extend its service life significantly in comparing with the tube still hot air furnace, whereas, cross brushing of heat sink by the smoke and negative pressure smoke exhaust are used to ensure a clean heat exchanging position with stable thermal performance

    該爐採取了耐高溫措施,從而使其壽命列管式熱風爐大大延長,並採用了煙縱向沖刷散熱片和負壓式排煙方式,熱部分不積灰塵,無須清理,熱性能穩定。
  11. The test obsvervation include air temperature, ground temperature, foundation moisture, freeze depth, freeze capicity, freeze residual capicity, groundwater table and shape transform of canal lining, etc. throught systemic observation, analysis of impact about each factor on fundation freeze capicity, evaluate effect on anti freeze of various canal lining, comparison on technology and ecnomic of different method, a kind of main canal lining format is been recommended to engineering practice with siutable to ningxia local feature, fufilling the need of main canal safey i application, economic and practical, that is using polystyrene plate laying under concrete slate and grit taking replace of filling layer and optimizing design

    試驗觀測內容包括溫、地溫、基土含水量、凍深、凍脹量、凍脹剩餘量、地下水位和砌體外觀變化等項目。通過系統的觀測,分析各因素對基土凍脹量的影響,評價各種襯砌型式的防凍西安理工大學工程碩士專業學位論文脹效果,並進行技術和經濟綜合分析較,推薦出了適合我區特點、滿足乾渠安全運行、經濟實用、防凍脹效果好的乾渠防滲襯砌型式,即混凝土板下鋪設聚苯乙烯板和砂礫石填層結構型式,加以優化設計,用於工程實踐。
  12. 3. on boiler retrofit, the calculation of fuel burning, the heat calculation of boiler inside structure and convection section, and the design of structure parameter of feed water heat exchanger are made. the flue gas channels " resistance calculation and the boiler strength verifying are also carried out. replacement of water cooling wall improves heat exchanging and decreases loss of heat radiant

    對鍋爐本體進行了燃料燃燒計算、爐膛結構熱力計算、對流受熱面結構熱力計算、鍋爐給水加熱器結構參數設計、煙道阻力計算及鍋爐元件強度校核等;改進了水冷壁布置使熱效果更好,減少輻射熱損失;改進對流段結構,更充分的利用爐膛出口煙余熱,提高熱效率;並且進行了煙阻力計算、熱效率計算和能量平衡測試,對改進后的稠油燃料和改進前進行了對,燃燒狀況和熱效率有明顯改善。
  13. The effect of gastric lavage in early stage was especially obvious, 13 cases with convulsions got immediate relief after plasma exchange, the use of large dosage of tranquilizer resulted in better control on convulsion in 4 cases treated with ventilator than that in the others

    在毒鼠強中毒的病例中早期洗胃的效果較好, 13例出現驚厥的病例進行血漿置治療后驚厥癥狀立即緩解, 4例應用機械通的病例鎮靜劑用量其它病例大,驚厥癥狀控制得其它病例更滿意。
  14. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空通過這幾種通道時的流動與熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到指導的作用。
  15. The percentage of autumn degradation bacteria was the biggest, it was 0. 547 %. among degradation bacteria genus, the bacillus proportion in each season was the biggest, that was 44. 44 %, 50. 00 %, 48. 15 % and 47. 22 % in spring, summer, autumn and winter respectively, other bacteria genus ' s proportion were less than bacillus. this was probably related to the basic proterties of soil, the alternation of four seasons, the change of temprature and the difference of vegetation were fairly suitable to the growth of bacillus

    在土壤細菌總數上,夏季的細菌數量最多,其次分別為春、秋、冬各季;在土壤中降解氧樂果的細菌數量上,夏季土壤中的降解菌株數量也最多,其次分別為春、秋、冬各季,土壤磷的含量與降解氧樂果細菌的數量之間並沒有太大的相關性( r = 0 . 494 ) ;在降解菌占細菌總數百分上,秋季降解菌株所佔百分最大,為0 . 547 % ;在降解菌株中,芽孢桿菌屬( bacillus )在每一季節所佔的例都是最大的,春、夏、秋、冬分別為44 . 44 % 、 50 . 00 % 、 48 . 15 % 、 47 . 22 % ,其它菌屬所佔例都較少,這可能跟土壤的基本性狀有關,春夏秋冬四季的輪溫的變化,植被的差異,耕作的不同,較適合抗逆性較強的芽孢桿菌屬( bacillus )的生長。
  16. Points out that supplying fresh air is not sufficient in decreasing indoor air pollution and good ventilation is the pivotal guarantee in improving indoor air quality

    通過實驗分析和對,指出新風量不能從根本上降低室內污染物濃度,良好的通風是提高室內空質量的有效保證。
  17. Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic

    過濾組合空過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關例定位器電-例定位器電訊號-壓轉器電-例閥過濾減壓閥梭動閥-電繼電器源指示器動延時閥缸限流器管道限流器消聲器排潔凈器限流閥帶消聲器單向止回閥快速排閥快速接頭快速排閥帶限流器快速接頭集束分微型接頭喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管
  18. According to a quantitative analysis, concludes that the matching relationship between air changes and cooling load is a major factor in determining the actual temperature difference and isolation coefficient, and that the parameters in isolation ward would play a dominant role

    通過定量分析計算,指出隔離病房和緩沖室間的溫差和隔離系數主要由兩室的次數與房間冷負荷的匹配情況確定,而病房匹配情況的影響要緩沖室大得多。
  19. It is indicated that hrv has many advantages certified by theoretic analyze and engineering practices, such as fully ventilating, abundant fresh air supplying, energy saving, etc. comparing with independent fresh air supplying, hrv is supposed to cause potential problems, - in summer load of fan - coil units will be increased, and the wet operating mode will be aggravated, the indoor relative humidity will be increased

    新風機供應新風是住宅空調系統較為理想的新風供應方式,本文通過理論計算及工程實踐表明採用,新風機具有充分、新風量保證、節能等優點。但與新風機組獨立供應新風相,新風機供應空調系統新風時,會造成夏季風機盤管負荷增加,濕工況加重,室內相對濕度有增加趨勢。
  20. Their body composition data were also assessed. the results show that maximal heart rate, maximal ventilation and oxygen uptake decreased with age, while the percentage of body fat increased with age in both genders

    研究結果顯示,不論男女,最大心跳率、最高及攝氧能力會隨年齡增長而下降,但身體脂肪例則跟隨年齡上升。
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