通水小孔 的英文怎麼說
中文拼音 [tōngshuǐxiǎokǒng]
通水小孔
英文
limber-
More meaningful comparisons can be made by comparing water loss from the potometer with that from an atmometer ( an apparatus used to measure the rate of evaporation from a porous pot or other nonliving wet surface ), which allows uncontrolled evaporation
更有意義的是,可以比較蒸騰計的失水與蒸發計(通過有孔小罐或者潮濕表面來測量蒸發速率的儀器)的失水間的區別。Less reflective than ice, water absorbs more solar rays, speeding the thaw and channeling meltwater into seals ' breathing holes
比冰的反射率小,海水吸收了更多的陽光,加速了融化並使融化后的淡水注入這些通氣孔。Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high
通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角,噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高,撞針型結構提高了霧化加濕效率,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。Stereoscan photographs showed that both the inner and outer coating membranes of sapcus were formed by different size and shape micro particles of coating materials, which were closely stacked at random
高吸水性樹脂包膜尿素的內外膜均是由大小不一形狀不規則的包膜材料微粒無序緊密堆積,並由膠粘劑填充空隙膠聯而成,包膜疊層間和疊層內有微小孔隙,它們是尿素溶出的通道。He then shines a narrow beam in horizontally through the pinhole.
然後他通過小孔水平地射入一窄光束。After the stolon had suffered from severing disturbance, clonal ramets could keep photosynthetic organ from being damaged through the plastic responses of the chlorophyll fluorescence traits, such as increasing nonphotochemical quenching of chlorophyll fluorescence ( npq ), decreasing actual photochemical efficiency of ps ii in the light ( f / fm " ) and photochemical electron transport rate ( etr ). moreover, the clonal ramets could also increase water use efficiency by means of decreasing stomatal conductance
在匍匐莖受到切斷干擾后,臭柏能通過提高非光化學猝滅( npq ) 、降低ps實際光化學量子產量( f fm 』 )和表觀光合電子傳遞速率( etr )等葉綠素熒光特性的可塑性反應來保護小枝光合機構不被破壞,並且可以降低氣孔導度以提高水分利用效率。Box type liquid - gas distributor is the patent product of our company, it not only realized the full connect of liquid but also avoid leak of it, the distributor can add the liquid distribute hole, it has small central line horizontal windage
該氣液分佈器不但實現了液體流動全連通,而且避免了液體泄露,液體分佈孔數量可以增加,分佈孔中心線水平度偏差小,具有更加優良的氣液分佈效果。In this research, the wheat, rice and tobacco with salt treatment were used as experimental materials to study the molecular mechanism of stress - tolerance in plant and make the relative gene engineering research. the main results are as following : 1. a novel ca2 + channel gene, named as tatpc1, was isolated from wheat, encoding a two - pore voltage - gated channel protein
本研究在總結當前植物鹽脅迫應答分子生物學研究進展的基礎上,以農作物小麥、水稻、煙草作為主要實驗材料,開展了植物耐逆分子機制和相關基因工程研究,主要結果為: 1從小麥中克隆到一個新的ca ~ ( 2 + )通道蛋白基因, tatpc1 ,它編碼的是一種細胞膜上兩孔電壓門控式通道蛋白。( 4 ) through the hydraulic property experiment of micro - hole lateral pipes of simple sdi in air, it was found that the average pressure of 60 mitre length lateral pipes was at the position of per 40o / o ~ ~ ~ 50 % of the effectual pipe length from the fist micro - hole, major pressure - loss was occurred at the ahead part of half pipe. the pressure uniformity reduced with orifice aperture ? increasing, and the relationship between pressure uniformity and initial water pressure was poor. running under the initial water pressure of 1. 5 meter, the discharge uniformity reduced with orifice aperture ? increasing, and when the orifice aperture smaller than or equal 1. 0mm, irrigation uniformity could achieve above 0. 6
( 3 )通過對空氣介質中簡易地下滴灌的微孔毛管試驗研究發現: 60m管長的毛管平均壓力水頭的位置基本上在距第一孔口的有效管長40 - 45的地方;大部分水頭損失發生在毛管的前半部分;壓力均勻度隨孔徑的增大而減小,但與初始工作水頭關系不密切;在1 . 5m以下的工作壓力下運行,沿程出流均勻度隨孔徑的增大而降低,當孔徑不大於1 . 0mm時,灌水均勻度可以達到60以上;當孔徑大於等於1 . 2mm時,灌水均勻度低於50 。After deducing simplified general formula, a method for calculating structure and performance parameter of water hydrostatic bearing is presented, in which the throttle function of short damping hole is employed to decrease water film thickness and to improve the bearing performance
由於滑靴的靜壓支承性能較差,因此在推導出簡化通用公式后,提出了計算水靜壓支承結構和性能參數的方法,利用短阻尼孔的節流作用來減小水膜設計厚度,提高支承性能。Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled
( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓力增長模式的合理性;從微分方程推導了基於土體振動臺模型試驗的相似律,並從模型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型箱中的粉土都發生了液化,液化的時刻和輸入加速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與施加的荷載有關:當施加荷載為由小到大的形式時,曲線形狀為上凹的曲線;當施加荷載為等幅的正弦荷載或荷載幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。The pore of schsc is smaller and more homogeneous than that of nhsc. fourth, the contribution to concrete microstructure of the expanding agent is very little at early ages ; however it is obvious at late ages to a certain extent. fifth, for the contribution of the mixing content of fly ash is that the contribution to the degree of early age concrete hydration is obvious to some extent, and that the contribution to the shape of hydrate of concrete is obvious
實驗研究表明:自密實混凝土由於粉煤灰的摻量較高,其早期的水化程度較低,但後期其細觀結構較普通混凝土好;自密實混凝土的骨料界面過渡區與水泥石的差別始終較普通混凝土小,其孔隙較普通混凝土小而均勻;膨脹劑對自密實混凝土早期的細觀結構影響不大,但對後期的細觀結構有一定影響;粉煤灰摻量對自密實混凝土的早期水化程度有一定影響,且其對自密實混凝土水化物的形態影響較大。As to the work about experiment study, at first, the paper makes certain the prominent affecting factors to the automating and humidifying property of this kind of nozzle by orthogonal experiment. by jicha analysis method and fangcha analysis method, the paper got that the nozzle aperture, the initial water temperature and the spraying pressure have prominent effect to the humidifying property while the effect of the original air state is small
試驗工作方面,首先通過正交試驗確定對撞針型高壓小孔徑離心式噴嘴霧化加濕性能影響顯著的因素,運用極差分析法和方差分析法,得到噴嘴孔徑、噴水初溫和噴水壓力對噴嘴的加濕性能影響顯著,而待加濕空氣初狀態的影響相對較小。Comparative studies on the physioecological traits of photosynthesis, transpiration and stomatal conductance in four congeneric species, mosla hangchowensis ( m. h ), mosla scabra ( m. s mosla chimnsis ( me ) and mosla dianthera ( m. d ) were investigated under controlled soil water status in this paper
本研究通過對控制土壤水分條件下杭州石薺? ( moslahangchowensis ) 、石薺? ( moslascabra ) 、華薺? ( moslachinesis )和小魚仙草( mosladianthera )四個同屬近緣物種的光合、蒸騰和氣孔等生理生態特性的研究,分析了它們對變化的環境產生的功能可塑性變化,解釋了在進化過程中這些近緣物種從瀕危到廣布的差異。At the same time i also did many primary experments on separator and these polymer membrane can be used in as soft packaging li - ion battery ’ s separator. used polyvinylidene fluoride ( pvdf ) as the basic material, added cotton fibre and starch in, cooked with 100 in boiling water afer 3 hours, the starch inflate, and then acquire porous polymer membrane. in the process of coating polyester film, copper foil and aluminum boil were used to as carrier,
選用的基體材料為pvdf ,同時向其中添加棉纖維和澱粉,最後利用100沸水對隔膜進行3小時蒸煮處理使澱粉溶脹,從而達到造孔的目的。在塗布工藝的篩選中,通過對麥臘片、銅箔、鋁箔進行篩選,最後選定以銅箔為載體來進行塗布處理。當以銅箔為載體時,可以使隔膜正反兩面物理性質達到基本一致。The phase change of soil moisture and inflation of the frozen moisture c ause the reduction of hydraulic conductivity by reducing the area of flow section and the aperture of soil pore space, increasing the capillary resisting force to soil moisture, and decreasing the water potential gradient because of the increasing of movement distances of soil water
導水率減小是凍結土壤入滲能力減小的根本原因,而土壤中液態水的相變是導水率減小的根源所在。土壤水分的相變及其膨脹通過減小土壤水分過水斷面面積和孔隙孔徑,增大阻力和由於增長運動距離而減小水勢梯度使凍結土壤的導水率降低。For a single plunging jet, two optimization models are respectively introduced according to the jet trajectory distance and the depth of scour pool, and the optimal computation of the jet trajectory distance in xiao - wan project demonstrates that these models are reasonable ; 5
對于單股挑流消能水舌,以挑距和沖坑深度為控制目標,分別首次建立了優化數學模型,並通過對小灣拱壩單孔挑流水舌的計算,說明所提出的數學優化模型是可用的; 5Along with the rising of sintering temperature and the increasing of heat preservation time, the porosity and water absorption reduced, the density and bending strength increased, the bending strength was mostly estimated by the porosity
隨著燒結溫度的升高和保溫時間的延長,顯氣孔率和吸水率逐漸減小,體積密度逐漸增加。抗彎強度隨著燒結溫度的升高和保溫時間的延長而增加,多孔燒結體的強度可以主要通過氣孔率來判斷。The change of big pore section shape has more influence on soil water movement, but in small pore channels, the influence is small, in addition of pore section shape, it can get better prediction of unsaturated hydraulic conductivity
粗大孔隙通道的截面形狀及變化對水分運動影響較大,較細空隙通道截面的形狀對水分運動影響較小。修正孔隙截面形狀對水分運動的影響,進一步考慮孔隙截面形狀因子對土壤水分運動的影響,可以得到對土壤水分運動參數更正確地預測。It was shown that the measured active soil pressures were smaller than the theoretical values and diminished with time, the measured pore water pressure decreased with the time and increased with the depth of soil, the combinative effects of cap girder and supporting structure were obvious which diminished the displacement of foundation pits, and the measured axial force of the anchor and interior steel beam were far less than the design force, indicating that the design safety factor of the foundation pit was too large to be economical
基坑工程實行信息化施工並獲得了豐富的監測數據,通過對數據分析結果表明:實測主動土壓力小於計算主動土壓力,實測主動土壓力隨時間延長變小:土體中孔隙水壓力隨時間增長而減小,孔隙水壓力隨深度增加而呈非線性增加;基坑冠梁協同作用明顯,冠梁減小了基坑變形;錨索軸力比較穩定,鋼撐軸力變化相對較大,且二者軸力仍富餘較大,該設計比較安全。分享友人