生長應力 的英文怎麼說
中文拼音 [shēngzhǎngyīnglì]
生長應力
英文
growth stress- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 長 : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 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...
- 生長 : grow; grow up; ascent; merisis; build up; auxesis; increment; overgrowth; gain; burgeon; bourgeon...
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The al matrix composites by reaction synthesis put up high mechanical behavior, well high - temperature properties and excellent wearing quality but the existent difficulties lie in that homogenizing method is not perfect, fundamental research to growth mechanism is absent and the concomitance compound come from reaction is difficult to eliminate at present
反應合成的鋁基復合材料具有常溫力學性能高、高溫性能好和耐磨性突出的優點,而存在的主要研究難題則是整個材料均質化方法不理想、生長機制等基礎理論研究缺乏、反應伴生的化合物難以控制等。This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably
而攀援植物本身是一類理想的植物行為生態學研究材料:第一,攀緣植物由於受攀緣能力和支柱木資源的限制,在生長過程中通常要遇到強烈變化的環境條件(特別是光照) ;第二,攀緣植物中具有較高比例的雌雄異株類型,通常佔地區攀緣植物種類的30 40左右,不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距,因此,本文以雌雄異株攀緣植物栝樓( trchosahtheskirilowiimaxim ) (葫蘆科多年生草質藤本植物)和山藥( dioscoreaoppositathunb ) (薯蕷科薯蕷屬植物) 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical ( l ) roem ] (葫蘆科一年生攀緣草本植物)為材料,試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。A simple normal or direct stress produces a certain elongation or contraction of the material.
單純的正應力使材料產生一定的伸長或縮短。By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了絮體結構模型,計算得到的模型絮體分形維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。As a member of this superfamily, human acidic fibroblast growth factor ( afgf or fgf1 ), expressed by a variety of cells from all three germ layers, shows great potential for clinical applications for therapy of a variety of diseases, such as parkinson ' s disease, spinal cord contusion injury, neural regeneration in reimplantation of broken - off finger, brain ischemia, renal ischemia, myocardial infarction, occlusive vascularitis, retinal ischemia, gastric ulcer and nonhealing wound and so on
人類酸性成纖維細胞生長因子( afgf , fgf - 1 )是成纖維細胞生長因子超家族成員。來自於三個胚層的多種細胞都可以表達afgf 。 afgf在治療帕金森綜合癥、急性脊柱扭曲性損傷、斷指中神經功能重建、腦缺血、腎缺血、心肌梗塞、閉塞性脈管炎、視網膜缺血、胃潰瘍及難愈合性傷口等多種臨床應用方面具有巨大潛力。City public the key problem that space face is design that growth method that development, wether is traditional or modern, all need to be existed in vigorous city replace, as if organism, since keep hypostatic spirit, need again the right alone metabolism ego renews, can keep on much more than only be used as a kind of concrete item reply the means, also is a kind of sport mode that have the timespace effect, passing to establish to study the - practice the investigative and circulating mode in - in -, realizing to design the process oneself of of keep on developping. in this process " practice " is a processor to changes spatial motive force, research is receive and dispatch the information
城市公共空間面臨的主要問題是發展,無論是傳統的還是現代的,都需要在激烈的城市變革之中生存,如同有機體的生長方式,既要保持本質的精神,又需要不斷的新陳代謝自我更新,可持續的設計不只是作為一種具體項目的應對手段,同時也是一種具有時空效應的運動模式,通過建立研究? ?實踐? ?研究的循環模式,實現設計過程自身的持續發展。在這一過程中「實踐」是改變空間的西安建築科技大學碩士學位論文原動力,研究是收發信息的處理器。With observing the topography of different time period by afm, the formation mechanism of five stages of ots molecular film was concluded. 4. tribological characteristics of ots self - assembled molecular film were studied by lfm. the effects of sliding velocity and load on frictional force were analyzed
在研究過程中,通過原子力顯微鏡( afm )觀察不同成膜時間及不同溶劑組成條件下的ots自組裝分子膜的形貌,由此來判斷反應進程,總結出ots自組裝分子膜生長模式的五個階段。Avian encephalomyelitis virus ( aev ) is a picornavirus with a predilection for the central nervous system and other parenchymous organs of chickens that is transmited by the oral - faecal route. the virus may be spread by the vertical and horizontalroutes, and because of its great stability, contaminated areas may remain infectious for long periods. the egg - adapted van roekel strain is highly neurotropic and does not grow efficiently in the enteric tract of the chicken, and the field isolates of aev is usually enterotropic. despite this. the virion polypeptides of both naturally - occurring strains and the van roekel strain are antigenically identical
侵害雞的中樞神經系統和其它實質性器官,該病毒通過口-糞途徑傳播,具有水平和垂直傳播的能力。由於它極大的穩定性,被污染的區域可能長期保持傳染性。雞胚適應株vanroekel是高度嗜神經的,並且在雞的腸道內不能有效的生長,而野毒株卻是嗜腸道型的。The comprehensive effect of partial acidlity of working medium, flowing status of fluid, nocuous material in atmosphere, together with the overlong usage, largely increased the corrosion rate and caused the leakage
結果表明,泄漏的主要原因是焊接缺陷導致焊縫區發生縫隙腐蝕,而工作介質的局部酸性、流體的流動形態、大氣中有害物質、溫差應力等綜合作用,加上使用期過長等加劇了腐蝕,導致該塔泄漏。The bell - shaped time course of the information entropy indicates that a forward mutation of " - resistant " hosts takes place, since no loss of cellular viability occurs for the second growth phase of reinduced ( i. e. recovered ) cells
從誘導過程之鐘形訊息亂度之時間趨勢表示正向反應變異為-阻抗能力之宿主菌確實已發生,因為再誘導菌相細胞之第二生長期並未發生因感染而失去細胞存活之現象。Jiyang depression is a field where nonhydrocarbon is rich. these resources have close relation with the activities of the volcanos. at the same time, the activities of volcanos have deep contact with the activities of the faults. the growth of the faults in jiyang depression is great. by the research of the index number of the faults growth and the other researches, nw direction faults are the most ones in mesozoic, nw and ne and approximately ew directions all exist in cenozoic. the above reflects the whole geotectonic background that sinistral shearing stress field exists in mesozoic, but dextral shearing stress field exists in cenozoic
這些氣藏與火山活動有密切的成生關系,同時火山活動與斷裂活動也有密切的關系。濟陽坳陷內斷裂活動極為發育,通過斷層生長指數等的分析,推斷中生代斷裂以北西向為主,新生代則兼有北西向北東向和近東西向的斷裂,上述斷裂發育特徵反映了該區的大地構造背景,在中生代是左旋的剪切應力場,在新生代則是右旋的剪切應力場。The ultrastructure of chloroplast of zea mays changed under 100mmol / lnacl. in short, salicornia bigelovii torr. had strong ability to adapt to salinity an
總之,畢氏海蓬子具有較強的適應鹽漬環境的能力, 3o0mmol / lnaci是其最適生長盆度。There were no visible morphological change in water hyacinth exposed to a mixture of ethion, dicofol, fenvalerate, fenpropathrin, deltamethrin, and cyhalothrin with the concentrations of 0. 01 mg / l, 0. 1 mg / l, and 1 mg / l, but the fresh biomasses were increased by 49. 79 %, 40. 34 %, and 83. 88 % respectively compared to those planted in water solutions without pesticides
植物在5mg kg三氯殺蟎醇及50mg kg和5mg kg樂果的環境中生長良好。動力學研究結果表明,植物對有機農藥的凈化過程符合一級動力學反應。鳳眼蓮對水溶液中有機農藥的凈化效率很高。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,測定溫度、碳源、酸堿度、滲透壓對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度為25 - 35 ;能利用葡萄糖、蔗糖、蘋果酸、甘露醇等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:能耐受較高的滲透壓,培養液中卜、 5 naci濃度對其生長和固氮酶活性影響不大,當naci濃度升至2時,菌株的生長勢及固氮酶活性才有所下降:低濃度的鉸對其固氮酶活性影響不大,在0Because the pipeline system will not rust, corrosion, debris and other issues not readily available broken down to such an extent that almost no repair. prominent anti - stress and creep resistance of a pipeline rupture also guarantee long life
由於管道系統內不會產生生銹、腐蝕、碎片等問題且不易破裂,所以幾乎不需要修理,突出的抗蠕變性及抗應力破裂性還保證了管道長久的壽命。Meanwhile, growth stress of aforementioned species in standing and fallen trees at different heights, different direction ( east, south, west and north ) have been measured, as well as the moisture content of green wood
同時,在活立木狀態下或伐倒后在不同高度,不同方向(東、南、西、北)測量了以上幾種桉樹木材的生長應力,生材含水率等。With the thermodynamic theories and techniques, it is relatively easy to determine the phase equilibrium data with enough accuracy, however there still exist much more difficulties in crystallization kinetics study even for a simple binary system. that is the reason that nucleation and crystal growth rate are generally represented in form of the empirical expressions. the crystallization kinetic is important for crystallizer design, process control and optimization, and it is strongly depended upon the accurate characterization of process information concerning with multiphase flows and the further disclose of its mechanisms with suitable mathematical models
熱力學理論和方法已足以獲得準確的相平衡關系;然而即使對于簡單的二元物系的結晶過程,晶核形成和晶體生長動力學的研究仍面臨許多困難,通常採用經驗模型表述,而動力學參數的準確性和可靠性是結晶器放大設計、過程式控制制與優化的關鍵,因此多相流信息的準確表徵、結晶機理的進一步揭示及建立起與之相適應的數學模型有著十分重要的學術研究和實際應用價值。When endodontic dowels were in stalled in standardized moels, direct comparisons of stress distributing properties were analysed through photoelastic stress analysis
本研究是藉由光彈應力分析法來分析臨床上經常使用的一種現成螺旋根柱,比較觀察其長度及直徑大小對于所產生的應力之影響。Larger growth pressure of buffer layer led to the dramatic increase of structural and optical quality of gan epilayer, and the improvement in quality was attributed to the transition of growth mode from 3d to quasi 2d, which was revealed by scanning electron microscope
發現緩沖層的生長壓力變化對退火后緩沖層表面的狀態影響極大,增大緩沖層生長時的反應室壓力可以明顯提高外延gan的晶體質量和光學質量。通過sem分析,發現提高緩沖層生長壓力時,高溫gan生長明顯經歷了從三維生長到二維生長的過渡,晶體質量明顯提高。In experiments carried out under small reactant source flux, it was found that parameters such as v / ratio, growth pressure, thickness of buffer layer, ammonia flux during annealing and ramping rate have strong influence on the growth of buffer layer, while the influence of tmga flux and pressure during annealing can be omitted
在小反應源氣流下,發現對緩沖層生長影響顯著的條件包括生長比,生長壓力,緩沖層厚度,退火時氨氣流量及退火速率。而ga源流量,退火壓力及的影響相對較小。分享友人