氣孔阻力 的英文怎麼說
中文拼音 [qìkǒngzǔlì]
氣孔阻力
英文
stomatal resistance- 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...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 氣孔 : [礦物學] blowhole; [植物學] stoma; [動物學] spiracle; pore; stigma; [冶金學] gas hole; gas pocket; [建築] air hole
- 阻力 : 1 (阻礙事物發展的外力) obstruction; resistance 2 [物理學] resistance; drag; drag force; nowel; ...
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People now pay much attention at porous aerostatic bearing which has obviously higher load capacity and better damping characteristic and stability. there are two kinds of porous aerostatic bearing : the whole porous and partial porous
多孔質氣體靜壓軸承能明顯提高軸承的承載能力,具有更優越的阻尼特性和穩定性,故得到廣泛的關注。The threshold value of soil water contents for photosynthesis and stomatal resistance is about 14 ( 0g ), i. e., 60 65 of field capacity
棉花的光合速率和氣孔阻力隨土壤含水量變化的閾值約在14土壤含水量水平,該閾值相當於田間持水量的60 65 。The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理,運用流體力學理論,建立了該減振器阻尼特性的非線性參數化模型,模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響,通過試驗測試,得到了減振器樣件的阻尼特性及其可調范圍。Pomegranate contains rich organic acids, vitamins c & b, proteins, calcium, phosphorus, potassium and other mineral substances, can deliver a large amount of oxygen to the basal layer of skin tissues, help regulate the skin grease secretion, improve the cell respiration, skin resistance and detoxifying capability, remove skin toxins that block up pores, shrink flared pores, leave pores pure again, present the skin with perfectly smooth touch, bright tone and natural, youthful brilliance
石榴中蘊含的豐富有機酸、維生素c & b ,蛋白質及鈣、磷、鉀等礦物質,能將大量氧氣帶到皮膚組織底層,幫助肌膚調節油脂分泌,煥發細胞呼吸,提升皮膚抵抗力及排毒功能,排清阻塞毛孔的皮膚毒素,收細粗大毛孔,讓毛孔回復純凈無污染狀態,肌膚觸感完美順滑且膚色明亮,展現自然青春光彩。And experimental study on the heat transfer performance and pressure drop characteristic of the process of bubbling evaporative cooling are carried. as there are so little attention and studies on the process bubbling evaporative cooling about heat transfer in the world at present, this paper mainly deals with the effects of the different bare tower velocity, weir height, heat flux density and plate perforation geometries on the heat transfer coefficient and the pressure drop of the process of air flowing
由於目前國內外對鼓泡蒸發冷卻過程在換熱方面的關注和研究較少,本文對不同空塔速度、不同堰高、不同熱流密度、多孔板的不同幾何尺寸對換熱系數及空氣流動過程阻力的影響進行了實驗研究及理論分析,總結了本實驗條件下換熱及阻力的實驗關聯式。Results show that all the geometric parameters have remarkable effects on combustion performance ; the swirl of intake air generated by skew intake holes enhances fuel - air mixing, minimizes dead zone and stabilizes the flame with reverse flow, but the excessive reverse flow can cause overheat in combustion chamber and exhaust ; the consistency of flow resistance in intake and exhaust system is conducive to the stability of heater performance
研究表明,燃燒室進氣孔的孔徑、孔數、孔的分佈及方向等均對燃燒性能影響很大;斜孔所產生的旋轉進氣,雖具有強化燃氣混合、消除死區和迴流穩焰的作用,但迴流過度會使燃燒室及排溫過高;保證進排氣系統流動阻力(壓力)的一致性,有助於保證加熱器性能穩定。Generally, the membrane thickness is much larger than the pore dimension. therefore, the resistance of the pore channel was the control resistance of the membrane diffusion process. while the existences of the stephen diffusion and pore interaction well explained the reason why the total membrane surface would be used as the interfacial area through where the mass transport took place
盡管由於膜的厚度比孔的尺寸要大很多, stephen擴散以及孔之間的相互作用對通過膜的總擴散阻力影響很小,但它們存在的結果是使整個膜表面的氣體濃度趨於一致。Test method for resistance of nonporous paper to passage of air
無孔紙透氣阻力試驗方法Test method for relative resistance to vented water - tree growth in solid dielectric insulating materials
固體介電絕緣材料對應通氣孔水柱上升的電阻力測試方法Dn 10 - dn 20. c d devices to prevent pollution by backflow of potable water - pipe interrupter with permanent atmospheric vent dn 10 to dn 20 - family d, type c
防止飲用水迴流污染的裝置.帶恆定大氣壓力孔的管阻流器Devices to prevent pollution by backflow of potable water - pipe interrupter with permanent atmospheric vent dn 10 to dn 20 - family d, type c ; german version en 14453 : 2005
防飲用水迴流污染的裝置.帶恆定大氣壓力孔的管阻流器Devices to prevent pollution by backflow of potable water - pipe interrupter with atmospheric vent and moving element dn 10 to dn 20 - family d, type b
防飲用水迴流污染的裝置.帶大氣壓力孔和移動元件的管阻流器dn10至dn 20 . b型d系列Exposure to uv - b radiation reduced the height, leaf area of plants, and the weight of roots, stems and leaves. as a result, total biomass and accumulation of dry matter were decreased. exposure to uv - b radiation significantly increased the stomatal diffuse resistance and decreased the transpiration rate ; however it hardly affected the water content of seedlings
含量、而增加zr的含量;導致氣孔阻力增加,蒸騰速率下降:對括樓植株水分含量無影響;使植株生長受抑,表現為矮化,植株各器官及總生物量增加均受到影響,干物質積累量也相應下降; uv . b輻射對括樓根冠比無影響。Arbuscular mycorrhiza can improve the ability of resisting drought from several aspects : hyphal enhances plants ' chances of absorbing water from soil ; it can improve plants ' phosphorus and another minerals ' nutrition, increase the content of chlorophyll ; observably enhance transpiration and stoma conduction ; reduce the flow of water, permanent languish point, stoma resistance ; change the balance of hormone, promote accumulation plant proline and capability of nitric reductive enzyme
叢枝菌根真菌可以通過以下幾個方面增強植物抗旱性:通過菌絲增加植物對土壤水分的吸收;改善植物的磷營養及其他礦質元素營養;能顯著提高蒸騰速率和氣孔導度;乾旱條件下降低植株葉片水勢、永久凋萎點、葉片飽和虧、氣孔阻力和恢復時間;改變激素平衡。Effects of elevated co2 concentration and drought on the photosynthesis and stomatal resistance and transpiration efficiency of different strains of spring wheat
2濃度升高對不同春小麥光合作用和氣孔阻力及水分蒸騰效率的影響Standard test method for relative resistance to vented water - tree growth in solid dielectric insulating materials
固體介電絕緣材料中有通氣孔的水柱提升的相對阻力測定的標準試驗方法Abstract : a new type of rotating packed bed ( rpb ) filled with holed disk packing, has high mass transference character by means of the centrifugal field it is used for simulating flue gas desulfurization and achieved of good effect the desulfurization efficiency of rpb by boot water is above 75 % accompanied with small gas resistance
文摘:一種利用離心力場強化傳質的新型旋轉填充床反應器以孔型碟片為填料用清水吸收模擬煙氣中的二氧化硫時的脫硫率達75 %以上,用於模擬煙氣脫硫也取得了很好的效果,而且氣阻也很低Put up the cold experiment of the three - phase fluidized bed with multiple orifice balls, research on the influence of the superficial gas velocity, the filler static height and the liquid density on the resistance character and the desulfurized efficiency, summarize the virtue of multiple orifice balls
摘要對多孔球為填料的三相流化床進行冷態試驗研究,研究不同工況下氣體空塔流速、填料靜止高度、噴淋密度等因素對流化床阻力特性和脫硫效率的影響。The pressure drop of airflow consisting of pressure drop of the perforated plate and liquid - layer is mainly influenced by the plate dimension and bare tower velocity, with the increasing of bare tower velocity, pressure drop of the perforated plate increases. the experimental data are used to develop a correlation as follows : pd 1. 04 10 8 ( wa / s ) 2g this correlation should be used when 5 , 0. 299m / s u 1. 056m / s. and the pressure drop of liquid - layer is mainly influenced by weir height
空氣流動的阻力主要由孔板阻力和液層阻力組成,孔板阻力主要受多孔板的幾何尺寸及空塔速度的影響,空塔速度越大,孔板阻力越大,對實驗數據進行回歸分析得出的實驗關聯式為: pd 1 . 04 10 8 ( wa / s ) 2g公式適用范圍: 5 , 0 . 299m / s u 1 . 056m / s 。This distributor use small space. has more distribute hole, little gas resistance, low pressure drop, wide operation flexibility
該氣液分佈器空間佔位更低,氣體通道開孔率更大,氣流阻力小,壓降低,操作彈性范圍大。分享友人