脈勢 的英文怎麼說

中文拼音 [màishì]
脈勢 英文
contour of the pulse
  • 脈 : 脈名詞1. （動脈和靜脈的統稱） arteries and veins2. （脈搏的簡稱） pulse 3. （像血管的組織; 連貫成系統的東西） vein
  • 勢 : 名詞1 （勢力） power; force; influence 2 （一切事物力量表現出來的趨向） momentum; tendency 3 （自...
  1. Recently, color doppler ultrasound has played an adjunctive role in the detection of renal a vm for its non - invasive means and efficiency

    近日，都卜勒超音波夾其非侵犯性及高準確度的優勢，在動靜脈畸型的診斷上，扮演重要的角色。
  2. Based on 2m contour of surveyed bathymetry from 1976 to 1999 and mean - high - tidal line distracted from remote sensing images acquired by landsat - 5 tm from 1976 to 2000 respectively, quantitative analysis about alluvion and erosion as well as the relationship between accretion of modern yellow river delta and the water and sediment discharge of yellow river is made, and the results indicate the mean - high - tidal level is more effective than 2m contour of the bathymetry. it is found that the accretion of modem yellow river delta is becoming less and less, what ' s more, erosion is even more than alluvion in some recent years. diaokou promontory has been eroded seriously since yellow river changed its course in1976

    以一般高潮線反映現代黃河三角洲沖淤演變時，從1976年黃河改道清水溝流路入海到2000年，整個黃洞三角洲凈造陸201 . 5km ~ 2 ，淤積有逐漸變慢的趨勢，甚至出現凈蝕退的年份；刁口河嘴大量蝕退，蝕退速率開始快速，后來逐漸變慢；清水溝河嘴大量淤積，淤積速率開始迅速，后來逐漸變慢，甚至出現凈蝕退；清水溝河嘴南側到支脈溝一段岸線與刁口河嘴以西到灣灣溝一段岸線基本穩定。
  3. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed

    本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
  4. At eleven in the morning the train had reached the dividing ridge of the waters at bridger pass, seven thousand five hundred and twenty - four feet above the level of the sea, one of the highest points attained by the track in crossing the rocky mountains

    上午十一點鐘，火車到了距離太平洋和大西洋一樣遠近的地點，也就是到了布里基爾關，這里的地勢海拔七千五百二十四英尺。在穿越洛磯山脈的這段鐵路線上，這里是地勢最高的幾個山崗之一。
  5. Zibo enkli chemical limited company sits on the qiu shihua ethene south road in the largest chemical industrial zone in china, qilu chemical lndustrial zone. near the jiqing highway and the artery of jiaoji railway, it enjoys convenient transportain, first - rate production environment, as well as regional asvantages since the qilu chemical group which is famous at home and abroad is seated here

    淄博英可利化工有限公司位於全國最大的齊魯化學工業園區，齊魯石化乙烯南路，北鄰濟青高速公路和膠濟鐵路動脈，交通便利，生產環境一流，區位優勢突出，國內外知名的齊魯石化集團就坐落於此。
  6. 42 trees are obtained and the 13th is most acceptable. the results show that the evolutionary inclination of forewing and hindwing of empoascini is that the forewing evolved from these whose veins of mp " are derived from cell r, to these whose mp " from cell m, and the most advanced taxa include these whose 3 distal veins are derived from cell m. the hindwing are evolved from these whose cua is branched and the mp " + cua " is presented, to those whose cua is unbranched and mp " + cua " disappeared, based on the above analysis, the genera of empoascini can be divided into two groups : one group includes these whose mp " + cua " are present, the other consists of those whose mp " + cua " are disappeared

    在系統發育方面，應用hennig86 （ version1 . 5 ）軟體，根據中國小綠葉蟬族40個屬及外群dikraneura ，首次研究了該族的系統發育關系，根據研究結果初步提出了該族前、后翅脈的進化方向，即該族前翅翅脈呈現出mp脈源於r室，逐漸進化到mp脈源於m室，最後前翅3條端脈皆源於m室的趨勢；后翅翅脈由cua脈端部分二叉，進化到后翅cua脈端部不分叉、 mp + cua脈退化的趨勢。
  7. The development trend of world economy brings not only good chances, but also great challenges for chinese economic and enterprises " development at the beginning of 21 century. in the face of the chances and challenges, chinese enterprises grasp world economic development ' s pulse and make out two fundamental transfers decidedly, one of which is transferring economic increscent mode, i. e. economic increscent mode should transfer from sweeping increscent mode of high waste and low benefit to intensivism increscent mode of low waste and high benefit. in other words, economy should increase with high quality and benefit

    21世紀初的世界經濟發展趨勢為中國的經濟、企業的發展帶來了良好的機遇，同時也帶來了巨大的挑戰；面對這種機遇和挑戰，中國企業摸準世界經濟發展的脈搏，果斷地做出兩個根本性轉變，其中之一就是經濟增長方式的轉變，即從原來高消耗、低效益的粗放型增長方式轉變為低消耗、高效益的集約型增長方式，換句話說，經濟要實現高質量、高效益的增長。
  8. From mangshan nature reserve to babaoshan, the central china species are clearly constantly reducing, but the central china species are clearly constantly increasing. this trend shows that the terrestrial mollusca fauna exists many differences in two areas

    從莽山到八寶山，陸生貝類體現出華中區成分明顯在減少，華南區成分明顯在增加的趨勢，這表明南嶺山脈南北兩側陸生貝類區系成分存在較大的差異。
  9. Depend on natural resources of huge person arteries and veins and deep professional setting, in acting tonsorial watch title paper respect is having advantaged human advantage and incomparable professional level

    憑借巨大的人脈資源和深厚的專業背景，在代理發表職稱論文方面有著得天獨厚的人際優勢和無可比擬的專業水準。
  10. Contextualization of objects / collections vs. uncritical adoption of social tendencies and fashions remains a key issue

    是否人們能摒棄社會趨勢和時尚來研究文物藏品的來龍去脈，仍舊是一個關鍵問題。
  11. Secondly, the effects of the crest width of the back - emf waveform to the torque ripple in the 120 ? conduction mode are analyzed, among which the effects of the advance commutation angle to the torque ripple are quantificationally analyzed for the bldcm drives whose back - emf waveform crest width is less than 120 ?,

    其次分析了120導通方式下反電動勢平頂寬度對轉矩脈動的影響，對于平頂寬度小於120電角的非理想梯形波反電動勢，定量分析了換相超前角對換相轉矩脈動的影響。
  12. For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions

    針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動機，本文提出一種基於六個離散位置信號的自同步svpwm （電壓空間矢量法）控制方法，用以削弱電磁轉矩脈動，分析了實現這種方法的主要控制環節，包括起動時電壓空間矢量的初始定位，阻抗角與電流超前角的合理選擇以及連續轉子位置的估計等。
  13. The simulation results prove that this control technique can effectively minimize the torque ripple for the bldcm drives whose back - emf waveform crest width is less than 120

    模擬結果表明這種控制策略能有效地抑制反電動勢平頂寬度小於120電角的無刷直流電動機的換相轉矩脈動。
  14. Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles

    對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩電流比等方面進行了全面的分析與比較，模擬研究和實驗結果表明，當反電動勢的平頂寬度小於107電角時，採用自同步svpwm控制方法可以在不損失轉矩電流比的基礎上，更有效地抑制電磁轉矩脈動。
  15. For the bldcm which has a general crest width of the back - emf waveform, two kinds of torque ripple conditions when drived by sine - wave current as well as by square - wave current are deduced based on the mathematical models. in addition, a comparison is carried out between these two conditions, which indicates that sinusoidal current driving is more favorable to minimizing the torque ripple when the crest width of the back - emf waveform is less than a certain value

    闡述了抑制齒槽轉矩措施對反電動勢波形的影響，利用無刷直流電機的數學模型推導並比較了任意平頂寬度梯形波反電動勢在正弦波和矩形波兩種電流驅動下的電磁轉矩脈動情況，得出在梯形波平頂寬度減小到一定數值后採用正弦電流驅動更有利於減小電磁轉矩脈動。
  16. In one window the kopet dagh mountains lurched darkly out of haze, and repeated themselves in thinning colours far into the sky

    透過一扇車窗，可以看到考匹特塔克山脈在黑色的迷霧中蜿蜒前行，若隱若現，其顏色隨著山勢的增高而變得模糊起來。
  17. The results of combined internal mineral separates and whole - rock sm - nd isochron age for gabbro dikes from : luobusha, angren and xiubugabu in yarlung zangpo ophilite zone are 177ma, 166ma and 173ma respectively. the 4lar - 39ar step heating spectra of rikangba ophiolite suggest that its formation age is also isoma. it indicates that there was a stronger regionally inagmatism during middle - early jurassic, and the time of i75ma was the main period of the magmatic event of yarlung zangpo ophilite

    對鄔郁盆地嘎扎村組火山巖剖面的年代學研究表明，該區后碰撞期火山巖的~ （ 40 ） ar - ~ （ 39 ） ar年齡為12 ? 14ma ，侵入其中的花崗巖脈的~ （ 40 ） ar - ~ （ 39 ） ar年齡為10 . 84ma ，與岡底斯西段前人研究資料對比，認為岡底斯帶后碰撞火山巖時代有自西向東逐漸年輕的趨勢。
  18. Wish extensive worldwide news gathering centers located in taiwan, hong kong, tokyo, singapore, washington, new york, london and other major cities, ctn channel keeps you abreast of the most timely information on chinese affairs, international events, financial updates, social happenings, cultural and weather reports

    遍布中、港、臺、日本、新加坡、東南亞各大都市以及美國、歐洲的駐地記者、新聞中心， ctn頻道一天二十四小時為你掌握世界局勢與華人新聞，讓你清楚了解兩岸三地的政治變化與社會脈動。
  19. Some units undertake to do what is apparently beyond the ability by force adopting pulse check meter system as basis of closing, which causes numerous disputes, so insiders generally think the reading type water gauge system is an important trend of long - range system development directly

    然而目前的脈沖抄表系統由於自身無法克服的缺點，有些單位勉為其難強制採用脈沖抄表系統作為結算依據，招致眾多糾紛，因此業內人士普遍認為直讀式水表系統是遠程系統發展的重要趨勢。
  20. The system skillfully takes advantage of the naturltopography and the eurved waterflowing pattern om the middle reach of the mingjiang river, thus combining water - bifurcation, flood - diversion, sand - dredging and water - controlling as a whole gravity irrigation system, which guarantees the chengdu plain a land of abundance

    都江堰巧妙利用岷江出山口處的地形、水脈、水勢、乘勢利導，使堤防、分水、泄洪、排沙、控流相互依存，共為體系，保證了防洪、灌溉、水運和用水綜合效益的發揮，孕育了舉世聞名的「天府之國」 。
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