等壓濃度 的英文怎麼說

中文拼音 [děngnóng]
等壓濃度 英文
isotonic concentration
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 壓構詞成分。
  • : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. Results : the optimum extraction process was as follows, adding 8 times of 50 % alcohol into coptis meal, refluxing and extracting for 2 times, one hour every time

    結果:最優提取工藝為中的醋延胡索, 50 %的乙醇, 8倍溶劑量,提取2次,高溫減縮。
  2. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射流,對齒墩設施與消力池聯合應用進行了大量的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩頭的動水強及空化特性,齒墩設施與消力池聯合應用時的流態特性,消力池的水力計算,消能量的估算及其各種影響因素,消能機理和效果,消力池內的流速、強特性,摻氣分佈水力學問題,並提出了實現附加射流齒墩設施的水力設計方法和步驟。
  3. Isotonic designating a solution with an osmotic pressure or concentration equal to that of a specified other solution, usually taken to be within a cell

    滲的:指與特定溶液的或是滲透相同的溶液,通常存在於細胞中。
  4. Modbus transducer is the key device in the system and is used to offer power supply of pressure and temperature sensor, to collect signal, to linearizate and compensate temperature, to calculate density, volume and mass, to transmit data to modbus network, and display the data. so the modbus transducer is a multi - parament measurement, intelligent control device which can manage multi - signal

    變送器是系統的核心設備,其作用是為油罐溫力、液位、可燃氣傳感器供電,採集傳感器信號並進行線性化、溫補償處理,完成密、體積和質量參數計算,將數據輸出到modbus現場總線測控網路,根據需要現場顯示計測量參數。
  5. The study conducted research on the following four fields : firstly, the characteristics of the interfacial polymerization system of piperazine aqueous solution / trimesoyl hexane solution were systematically investigated. the results show that at a certain molar ratio between the two monomers, piperazine and trimesoyl, at the two phase interface, a dense functional layer of ultra low pressure, high permeating flux and high salt rejection formed by controlling the time of interfacial polymerization, such as the composite membrane ( i ), the concentration in water phase is 0. 4 %, and 0. 1 % in organic phase, and the polymerization time is 1 minute

    本文主要進行了四個方面的研究,首先系統分析和研究了哌嗪水溶液均苯三甲酰氯正己烷溶液界面聚合體系特徵、界面聚合反應中各影響因素對膜性能的影響,結果發現,當界面處兩相單體(哌嗪和酰氯)分子摩爾比為某一比值時,通過控制界面聚合時間(有機相處理時間) ,可以形成超低高通量高脫鹽的緻密功能層,如復合膜( ) ,水相為0 . 4 ,有機相為0 . 1 ,聚合時間1min 。
  6. Methods : hyperosmotic pressure animal model was established by administering 3 % sodium chloride as drinking water to rats or increasing osmotic pressure of the culture medium. osmoregulation positions in the brain, reciprocal projection pathways between the medullary visceral zone ( mvz ) and supraoptic nucleus ( son ) or hypothalamic paraventricular nucleus ( pvn ), oscillation of intracellular calcium in cultured neurons and astrocytes were studied by means of anti - fos, glial fibrillary acidic protein ( gfap ), tyrosine hydroxylase ( th ) or vasopressin ( vp ) multiple imrnunohistochemical staining, immuno - electronic microscope, wga - hrp retrogradely tracing and cell culture methods. results : ( 1 ) fos positive neurons within the mvz, parabrachial nuclei, locus ceruleus, pvn, son, subfomical organ increased markedly

    方法:通過給予大鼠飲用3氯化鈉或提高培養基滲透的方法復制高滲刺激模型,主要採用抗fos 、膠質原纖維酸性蛋白( gfap )和酪氨酸羥化酶( th ) (或加素? vp )免疫組織化學多重染色、免疫電鏡、 wga - hrp束路追蹤結合免疫組織化學多重染色、細胞培養實驗方法,系統觀察了中樞參與滲透反射的調控部位、下丘腦視上核( son )神經元? ast超微結構的變化、延髓內臟帶( mvz )和son及下丘腦室旁核( pvn )之間往返投射通路和神經元的性質及其與ast的關系、培養神經元和ast內鈣波的變化。
  7. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應性研究:無氮培養條件下,測定溫、碳源、酸堿、滲透對w12生長及固氮能力的影響,結果表明,在15 - 40下均能生長並表達固氮酶活性,其最適生長及固氮的溫為25 - 35 ;能利用葡萄糖、蔗糖、蘋果酸、甘露醇多種碳源生長並固氮,當培養基中同時存在蔗糖和蘋果酸時,細菌生長和固氮活性最強;在偏酸和偏堿的條件下( ph4 . 5 - 8 . 5 )均能保持較強的生長勢和較高的固氮酶活性,並能通過調節自身代謝平衡並適應環境的酸、堿性變化,使培養液趨于中性:能耐受較高的滲透,培養液中卜、 5 naci對其生長和固氮酶活性影響不大,當naci升至2時,菌株的生長勢及固氮酶活性才有所下降:低的鉸對其固氮酶活性影響不大,在0
  8. Plate and frame filter presses provide the lowest cost of filtration per unit of fluid processed. ertelalsop offers application specific filter designs, in stainless steel or polypropylene, with unique features for flow rates ranging from large volumes to pilot plant and laboratory scale

    廂式板框濾機過濾面積大,適用范圍廣,可廣泛應用於石油化工冶金礦山染料制藥食品環保行業,適用於顆粒小低粘較大的懸浮液分離,是細粘難過濾物料分離的理想設備。
  9. Sensitive element is one of the important to measure the concentration of mathane, and it " s export is a little voltage signal, little signal amplify circuit is to transform the analogue signal to digital signal, display circuit is to display the concentration of mathane, monitoring circuit is to monitor the overstep limit of mathane concentration. the feature is new design, accurately measure parameter, convenient to operate and so on

    其中cpu是監控儀的核心,完成數據採集、處理、輸出、顯示功能;敏感元件是準確檢測甲烷氣體含量的主要元件之一,其輸出是與甲烷相對應的電信號;小信號放大電路則是用來放大敏感元件輸出的電信號; a d轉換電路把放大了的電信號由模擬信號變為數字信號送入cpu ;顯示電路則顯示實時甲烷;報警電路對超限甲烷進行報警。
  10. And the experiments showed us that those factors which could make impacts on the result of purification included the feed concentration, operating pressure, concentrating time, and so on

    研究過程中,還對操作力、料液、操作時間因素對分離性能的影響進行了研究。
  11. Moreover, some effect factors to water flux are discussed as follow : the operation pressure, the number and diameter of rubber sponge ball, the soluble - starch concentration, and so on

    而且,具體的討論了海綿橡膠球在不同力、海綿橡膠球數目、直徑和料液的條件下對水通量的影響。
  12. By blending with pva, the rigidity and fragile properties of regenerated sf could be improved to some extent

    研究了共混配比、溶液、添加劑含量及電紡電、噴絲距離因素對纖維盛開及纖維有關性能的影響。
  13. Algan / gan hemt has high breakdown electric field, fast electron drift velocity and large electron concentration, so it has been used more and more in high frequency and large power fields

    Algan / ganhemt由於具有擊穿電高、電子漂移速快和電子特點,已被越來越多地應用於高頻及大功率領域。
  14. Main content in simulation is the spatio - temporal evolution of the set of descriptive variables characterizing tectonic mineralization state under coupling of various processes as following : ( 1 ) variables related to forming and property of ore - forming fluid, such as dissolution rate of minerals ( include metal minerals ) in rock, concentration and saturation of aqueous species in fluid, temperature, pressure, and ionic strength etc. ; ( 2 ) variables related to structural deformation and fluid flow, such as stress, deformation rate, fracture network, porosity, fracture permeability ; ( 3 ) variables related to precipitation and mineralization, such as nucleation rate of gangue and metal minerals, accumulation precipitation of various minerals, etc. ; ( 4 ) spatio - temporal coupling relation of various variables above, such as the coupling relationship between spatio - temporal evolution of fracture permeability and flow and focus of fluid and ore - forming

    模擬的主要內容是在各種過程耦合作用下,以下描述構造成礦體系的主要變量的時空演化:與成礦流體的形成和性質有關的變量,如地層中礦物(包括成礦物質)的溶解速率、流體中各組分的與飽和、流體溫力、離子強;與構造變形和流體運移有關的各變量,如應力與變形速率、巖石孔隙、構造(斷裂)滲透率;與沉澱成礦有關的變量,如礦物(金屬礦物和脈石礦物)的成核速率、各礦物的沉澱量;上述各有關變量間的時空耦合關系,如斷裂滲透率時空演化與流體流動、匯聚和成礦的耦合關系
  15. The result shows that argon gas can not only promote the excitation of plasma at low pressure, but also improve discharge state, increase the density and activation of reaction radical and improve the quality of diamond films. on the other side, argon can cool the plasma and maintain low temperature of substrate due to its big ionization section and high collision probability with gas molecules

    結果表明,氣體系統中引入氬氣一方面不僅有利於維持低放電,而且改善放電狀態,提高反應活性基和活性,提高低溫沉積金剛石膜的質量;另一方面,由於其大的電離截面使其和電子碰撞的幾率大大提高,對離子體進行冷卻,有利於基片溫的降低。
  16. The membrane layer is formed by the vacuum forming technology. by controlling the weight and the ratio of long path of ceramics fiber, changing the operation factor reasonably of vacuum forming, we can obtain the ceramic fiber composite membrane layer, which has pore diameters of about 5 to about 30um, porosity i s 50 - 80 %, and tensile strength is about 4. 1to 18. 1mpa and thickness of membrane layer is 0. 5 - 2 mm, has the good thermal shock resistance and peal off

    膜層採用真空抽濾成型工藝,通過控制膜組分中陶瓷纖維長徑比、纖維加入量、成型時料漿、成型力及成型時間可以獲得膜孔徑5 ? 30 m 、氣孔率50 ? 80 、抗折強4 . 3 ? 18mpa 、膜層厚0 . 5 ? 2mm 、具有良好熱性能和耐剝離性能的陶瓷纖維復合微濾膜材料。
  17. Moreover, it has been pointed out that the hydrogen engine used in ? cylinder injection with high pressure can increase volumetric efficiency and compression ratio, - therefore, the performance indexes in this engine, such as output power, thermal efficiency, range of thickness of mixture with normal operation and nox emission, can be improved, and it is possible for the engine to realize rapid combustion of thin mixture, so abnormal combustion, such as backfire, pre ? ignition, can be controlled effectively

    指出了採用內部混合氣形成方式且高噴射的氫發動機,有利於提高充氣效率和縮比,從而改善發動機的動力性和經濟性;有利於擴展發動機正常工作的范圍;並且有利於實現稀薄混合氣快速燃燒,從而可以有效地抑制早燃、回火及爆燃異常燃燒和no _ x排放量。試驗指出了發動機的點火正時、噴射正時及噴氫量對發動機的性能、異常燃燒、 no _ x排放量有很大影響。
  18. The obtained results indicate that the concentrations of reactants in the catalyst layers in front of t he current collectors are very low, that reduce the utility of catalyst ; the current density at the edges of the channels is many times greater than the mean current density

    計算了電池內反應物的分佈、電流密分佈、甲醇竄流以及電-電流特性曲線。結果表明:集流板前的催化層內反應物非常低;流道邊緣附近電流密比平均電流密大許多倍。
  19. Melatonin has a simple chemical structure, but it plays a decisive role in bodily functions, monitoring the work of the glands and organs, and regulating hormone production. it also controls over - stimulation of the sympathetic nerves to lower blood pressure and slow the heart rate, thus reducing the impact on the heart. it also alleviates mental stress, improves sleep, adjusts the body s biological clock, relieves jet lag, strengthens immunity, increases the body s resistance to germs and viruses, and prevents cancer and senile dementia

    褪黑激素的化學結構非常簡單,但是在人體內卻具有舉足輕重的作用:它監視著體內各種腺體器官的運作,指揮各種荷爾蒙維持在正常的它可以抑制人體交感神經的興奮性,使得血下降心跳速率減慢降低心臟負擔它能夠減輕精神力提高睡眠品質調節生物時鐘緩解時差效應,而且具有加強免疫功能抵抗細菌病毒及預防癌癥老年癡呆癥多種疾病的功效。
  20. This paper researched rules of ignition and combustion stability under pressurized environment, discussed how to calculate ignition temperature, and also studied the effects of many factors, such as categories of semi - coke, total pressure, oxygen concentration, particle size, heating rate, on ignition character

    研究了加條件下半焦的著火規律和燃燒穩定性。討論了著火溫的確定方法,對加下影響半焦著火特性的各種因素,如半焦種類、總、氧、粒徑、加熱速率進行了試驗研究。
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