致動比 的英文怎麼說

中文拼音 [zhìdòngbǐ]
致動比 英文
actuating ratio
  • 致 : Ⅰ動詞1 （給與;向對方表示禮節、情意等） deliver; send; extend 2 （集中於某個方面） devote （one s ...
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  1. The influx of carbon dioxide from the atmosphere has caused the saturation horizons for aragonite and calcite to shift closer to the surface by 50 to 200 meters compared with where they were positioned in the 1800s

    大氣的二氧化碳匯入海中，已經導致方解石和霰石的飽和線往上移動，比1800年代更接近海面50 ~ 200公尺。
  2. With the development of human society, because of the lack of sustainable utilization consciousness, and the eager for quick success and instant benefit, the black earth suffered excessive cultivation and management, causing the reduction of its recycled ability, decrease in organic content, porosity ratio, fertility dropped and the properties of water retaining and water retention, which make the black soil harden and degenerate seriously

    但是隨著人類社會的發展，在缺乏保護和可持續利用意識、急功近利思想影響下，黑土遭到過度墾殖和掠奪式經營，人類對其活動范圍遠遠超過了其再生能力，導致有機質含量減少，肥力下降，孔隙比減小，保水持水能力降低，土壤板結，黑土嚴重退化。
  3. Amongst us a simpleton, possessed by the demon of hate or cupidity, who has an enemy to destroy, or some near relation to dispose of, goes straight to the grocer s or druggist s, gives a false name, which leads more easily to his detection than his real one, and under the pretext that the rats prevent him from sleeping, purchases five or six grammes of arsenic - if he is really a cunning fellow, he goes to five or six different druggists or grocers, and thereby becomes only five or six times more easily traced ; - then, when he has acquired his specific, he administers duly to his enemy, or near kinsman, a dose of arsenic which would make a mammoth or mastodon burst, and which, without rhyme or reason, makes his victim utter groans which alarm the entire neighborhood

    在我們的人社會里，一個傻瓜要是心裏懷有仇恨或動了貪念，想除掉一個仇人或除去一個近親，他就會徑自跑到雜貨店或藥房裡，借口老鼠吵得他無法睡覺，要買五六克砒霜，他還會捏造一個假名字，而那卻比真名字更容易被識破，假如他真是一個狡猾的傢伙，他就會分別到五六家不同的藥房或雜貨店裡去買，因此，當追蹤線索的時候，就更容易了五六倍。然後，當他弄到他想要的東西以後，他就莽莽撞撞地給他的仇人或近親吃一付砒霜，其份量之重，就是古代的巨象或恐吃了也會五臟崩裂的，就這樣毫無意義地使他的受害者在那裡呻吟，以致驚動了四鄰。
  4. In recent years, research on learning activities has prevailed the world and found its way in some front subjects, however much of its production has not been introduced to the pedagogic study and practice. problems stand out in that there is low learning efficiency in study of students at large and the pattern of the course design, teaching approach, and education evaluation method are comparatively demoded with the coming of the information age, historic changes in both life style and learning style are highlighted

    近幾年來，對人類學習活動的研究雖然已經發展成為當今世界多學科交叉的前沿課題，但多數研究成果尚未引入教育理論與實踐中來，教育行政部門、學校和教師幾乎沒有考慮如何通過培養來提高學生的學習能力，致使目前學習方式與課程、教學、教育評價模式都比較落後，學生學習效率普遍比較低，無法適應時代的要求，這種狀況在我國表現得很突出。
  5. These results suggested that higher accumulation of ergosterol might be induced by imazalil in the isolate of pd07, which contained 4 - 126bp tandemly repeated in cyp51 gene more than that in the pd23

    與敏感菌株相比，抗性菌株cyp51基因啟動子上游多了4個126bp的串聯重復序列，推測該重復序列可能是導致cyp51基因過量表達的內在原因。
  6. 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。
  7. The study area is composed of sandstone & conglomerate reservoir of alluvial fan & fan delta, which belong to sha3 lower member and sha4 upper member of lower tertiary of yong " an town oilfield in dongying depression. the target stataum develops in the hanging wall of the synsedimentary fault in the scarp zone of dongying depression. the frequently intense movements result in the variation of sandstone and conglomerate reservoir and the evolution of the time and space of sha3 lower member and sha4 upper member in yong " an town oilfield

    研究區是東營凹陷永安鎮油田沙三下段、沙四上段的沖積扇和扇三角洲砂礫巖體，目的層發育在東營凹陷陡坡帶同生斷層的下降盤，因斷層多期強烈活動，導致永安鎮油田沙三下段、沙四上段的砂礫巖體成因類型多，時空演化變化大，在扇根一帶小層對比難度大，給油田開發帶來很大的難題，在這種背景下進行流動單元研究難度更大。
  8. Such funds have flowed disproportionately into small and illiquid stocks, causing them to rise multiple times

    這樣的資金不成比例的流入小且缺少流動的證券，導致其價格翻了幾番。
  9. The results indicated that : jaj could selectively stimulate the reprduction of bifidobacteria in vivo and inhibit the growth of e. coli which is a main parasitic basterium in human intestinal tract ; moreover, jaj could apprarently improve intestinal tract function. in tested group, the mice excreted smoothly and the faecal particles of mice were big and wet, but in control group, the faecal particles of mice were small and dry. lt was suggested that inulin may be the important effective component in jaj which promoted the reprduction of bifidobacteria in vivo. at last, the effects of ja on the bile salt resis tance of bifidobacteria were studied. the test proved that : deoxycholic acid na - salt ( dca - na ) had intensely toxical action on blm and bbm ; adding glucose and fructose in media could decrease the lexical action on bbm. but inulin and jap had not apparent effect

    在通過單菌株檢驗和混菌檢驗確立了一種選擇性雙歧桿菌培養基之後，進一步以健康昆明系小鼠為實驗動物，研究了菊芋在動物腸道內對雙歧桿菌的影響，動物實驗結果表明，菊芋汁在體內對雙歧桿菌有選擇性促進生長作用，而腸道中主要條件致病菌?大腸桿菌的生長受到抑制；菊芋中的菊糖成分可能對菊芋在體內選擇性地促進雙歧桿菌生長起了主要作用；此外，菊芋還具有明顯的整腸作用，同對照組相比，飼喂菊芋汁的小鼠排便順利，糞便顆粒大且濕潤。
  10. Peripheral arterial disease frequently occurs, and is more likely to be conducive to critical limb ischaemia and amputation than in the absence of diabetes

    糖尿病患者與非糖尿病患者相比，外周動脈疾病更為常見，而且更易導致四肢重要動脈缺血和截肢。
  11. Female mice serum and vaginal secretion antibodies, their fertility and the pathological changes were determined. on the other hand, the effects of the anti - serum against synthetic peptide on the sperm - egg interaction during ivf and the location of p3 peptide in sperm were watched. the main results and conclusions were as follows : 1 ) the new antigen p3 peptide which harvested from the 430a peptide synthesizer were verified by the mass spectrograph and hplc, that the ratio of mass / charge of the synthetic peptide was equal to the molecular weight in theory and its purity was above 95 %

    本研究的主要結果和結論如下：一、經抗原分子設計，在430a自動肽合成儀上合成的新抗原p3 ，經質譜儀分析證明其荷質比與理論一致；純化后，其純度大於95 ；將新抗原與klh偶連后免疫小鼠，經westernblot證實其誘導的特異性抗體可識別小鼠、大鼠、人睪丸組織中分子量約為22kd和55kd左右的蛋白質。
  12. We have studied pharmacodynamics of valepotriates through observing its effects on the times of spontaneous motion in mice, the sleep time of sodium pentobarbital ( superthreshold doses ), sleep rate of sodium pentobarbital ( subthreshold doses ), the number of writhes induced by acetic acid and seizures rate of metrazol. the experiment results proved that valepotriates could significantly decrease the times of spontaneous motion, prolong the sleep time of sodium pentobarbital ( superthreshold doses ), enhance the sleep rate of sodium pentobarbital ( subthreshold doses ), reduce the number of writhes induced by acetic acid and reduce the seizures rate of metrazol, so it showed high central inhibition effect, thus offer scientific foundation for its further exploitation and utilization

    通過研究蜘蛛香中總纈草素對小鼠自發活動的影響、對戊巴比妥鈉睡眠時間的影響、對戊巴比妥鈉閾下劑量的影響、對小鼠扭體反應的影響、對戊四氮誘發驚厥的影響發現：總顆草素能明顯抑制小鼠的自主活動，顯著延長戊巴比妥鈉致小鼠睡眠時間，明顯提高閾下劑量戊巴比妥鈉小鼠入睡數，對抗戊四氮誘發的小鼠驚厥，顯示出較好的中樞抑制作用，為蜘蛛香的進一步研究開發提供了科學依據。
  13. The ratio of cell body region was highest in mollusc, cellana toreuma 26. 18 %, neverita didyma 28. 13 %, mactra chinensis 27. 53 %. this may be the express in nervous system of mollusc with passive defense strategy, low motor ability and lack of developed sense organ, in environmental adaptation. the ratio of cell body region was lowest in crustacean, squilla oratorio 11. 43 %, gaetice depressus 15. 53 %

    結果發現，軟體動物神經元占神經節體積的比例最高（嫁（蟲戚） 、扁玉螺、中國蛤蜊分別為26 . 18 ， 28 . 13 ， 27 . 53 ） ，而且其比例要大於其他無脊椎動物，這可能正是軟體動物在適應環境過程中的被動防禦策略導致運動能力低下、特殊感官欠發達的身體結構模式在神經系統結構上的一種表現。
  14. The asteroids are the most important small bodies in the solarsystem, and they mainly lies in the two locations - a main belt between the mars ' s orbit and the jupiter ' s and the near - earth space. the most feature of the orbits of near - earth asteroids ( neas ) is that the semi - major axes of the orbits are nearly equal to that of the earth or the perihelia distances are approximate to or even less than the mean distance between the sun and the earth, thus they could move into inside of the earth ' s orbit, so that they might close approach or even colliside with the earth ( or other planets, such as the venus, the mars, etc. ). the characteristic brings about some difficulties in the numerical research during their orbital evolution, which leads to the failure of the normalization technique in the general removal impact singularities of celestial mechanics methods and the symplectic algorithm which is successfully applied to the investigation in quality. by comparing the computation effects of several common numerical methods ( including symplectic algorithm ), and considering the nature of the movement of the small bodies, the corresponding treatments are provided here to improve the reliability of the computation

    小行星是太陽系最重要的一類小天體，主要分佈在兩個區域；火星和木星軌道之間的一條主帶和近地空間.近地小行星軌道的最大特點是其軌道半長徑與地球軌道半長徑相近，或近日距離接近甚至小於日地平均距離，其運動可深入到地球軌道的內部，這將導致該類小行星與地球（還有金星、火星等）十分靠近甚至發生碰撞.這一特徵給其軌道演化數值研究帶來一些困難，包括天體力學方法中一般消除碰撞奇點的正規化處理以及對定性研究十分成功的辛演算法都將在不同程度上失效.通過對幾種常用數值方法（包括辛演算法）計算效果的比較，根據小天體運動自身的特性，給出了相應處理措施，從而可提高計算結果的可靠性
  15. At linear stage, the theoretical growth rate for the rt instability in cylindrical and spherical geometries was enhanced ( or reduced ) due to the decrease ( or increase ) in the perturbation wavelength during an implosion ( or explosion ). even in the absence of an acceleration the perturbation could grow in the convergent geometries. the amplitude growth rate was proportional to the cube of the convergent ratio in spherical geometry and to the square of the convergent ratio in cylindrical geometry

    在線性階段，已有的研究表明：一方面，在內爆（或外爆）過程中擾動波長變短（或變長） ，使得不穩定性的增長率變大（或變小） ；另一方面，即使不存在界面加速度，界面運動仍然可能導致擾動幅度的增加，柱幾何中擾動幅度的變化速率正比于界面收縮比的平方，球幾何中擾動幅度的變化速率正比于界面收縮比的三次方，並且擾動幅度的變化方式（增加或減少）只與初始時刻擾動幅度的增長速率（正或負）有關，而與界面的運動方向（向內或向外）無關。
  16. The may riots this year was the worst calamity to have befallen the chinese indonesians in recent memory

    致哈比比總統的公開信今年五月暴動使印尼華裔蒙受最嚴重的一次挫傷。
  17. The paper points out that the reasons for displacement efficiency improving of pressure coring well are as follows : firstly, extra - high injection multiples ; secondly, extra - low critical drive ratio ; thirdly, high velocity fluid ' s big differential pressure drive during the process of coring

    得出導致礦場密閉取心井驅油效率高的原囚：一是特高的注水倍數，二是特低的臨界驅動比，三是取心過程中高黏度流體的大壓差驅動。
  18. In flexible multibody systems, the rotation of some parts with little specific gravity at high speed always cause the phenomenons of dynamic stiffening. at this time, the effect of elastic movement of parts on dynamic behavior of systems ca n ' t be ignored

    在柔性多體系統中，很多部件的比重小且在系統工作時處于高速的旋轉狀態，經常導致動力剛化現象的發生，此時部件的彈性運動對系統的動力學行為有著不可忽略的影響。
  19. Exceptional color and image detail are assured by a high - resolution, 6. 1 - megapixel ccd ( effective pixels )

    高解像度610萬像素ccd （有效像素）讓您擁有無與倫比的色彩及細致動人的優質影像。
  20. The conclusion that they are on all fours is deduced by comparing the instantaneous speed ratio formula and the speed ratio formula which is deduced according to the willis ' s method of mechanism conversion

    此外，還將用willis轉化機構法求得傳動比與表達形式不同的瞬時傳動比進行了比較，得出了這兩種傳動比在本質上一致的結論。
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