降壓區 的英文怎麼說

中文拼音 [jiàng]
降壓區 英文
descent region
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : 壓構詞成分。
  • : 區名詞(姓氏) a surname
  1. The advent of balloon angioplasty reduced the intrusiveness for certain patients ; a balloon was fed along a catheter to the blockage, then expanded to crack and compress the plaque, leaving a wider conduit for blood flow

    氣球血管造形術則低了手術侵入程度:氣球沿著導管送進堵塞的血管域,然後氣球會充氣,碎並緊粥狀硬化斑,以利血液流通。
  2. On the basis of that, numerical simulations have been carried out on full - scale cube model with three types of parapets. the caparison of with and without parapets shows that three types of parapets can significantly reduce high negative suction peaks on zones susceptible to wind pressure. formulas have been proposed about the height of those parapets

    在此基礎上對方塊模型屋面分別設置3種女兒墻進行了數值模擬,與未設置女兒墻的模擬結果進行了比較分析,結果表明上述女兒墻都能較明顯地低屋面風敏感的負峰值,並給出了相應的女兒墻高度限值公式。
  3. Finally, with caparisons of that three parapets properties cantilevered parapets has been adopt to the steel structure of light - weight buildings with gabled frames, numerical simulations have been carried out with that buildings, results of simulations show that device can also significantly reduce the area - averaged coefficient of wind pressure and high negative suction peaks on zones susceptible to wind pressure. formula has been proposed about the height of that parapet

    最後通過三種女兒墻的性能比較確定對門式剛架設置懸挑女兒墻進行數值模擬,結果同樣表明懸挑女兒墻能明顯地低門式剛架屋面風荷載敏感的負峰值及屋面風荷載體型系數,並給出了女兒墻高度限值公式。
  4. The fault controlled the magmatism and metallization relevant to the contact zone, and deformed successively and produced cataclastic rocks and two sets of joints ; the second stage was from late cretaceous to eocene. the fault zone deformed right - laterally under ne - sw striking transtention, and new joints zone was produced at the end of the two main faults because of local stress concentration. the fault produced inchoative cataclastic rocks, and two sets of typical joints in plutons ; the third stage of deformation was relatively faint and only a little of microcracks was produced and infilled with vei ns in the deformed rocks, which was during the himalayan movement

    其後的繼承性活動在斷裂帶內形成碎裂程度最強達到碎裂巖的碎裂巖系列構造巖,變形帶兩側發育兩組典型的共軛剪節理;第二次在晚白堊世?始新世,斷裂在北東?南西向近水平擠作用下右行張扭性活動,斷裂帶兩主斷裂在斜列重疊的端部由於局部應力集中進一步擴展形成節理帶,而斷裂在巖體也發育兩組典型的共軛剪節理,斷裂內形成初碎裂巖為主的構造巖;第三次是喜山期以西側抬升、東側下的強烈升為主的活動,在基巖中,主斷層兩側圍巖出現微破裂。
  5. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得出的單閥和雙閥塔板的干板及流場速度分佈分析對比后發現,固定閥周圍流場存在較強的湍動,閥側孔與塔板壁面域以及閥體的上方空間存在明顯的渦流,使氣體穿閥后的行為變得復雜,並對氣液傳質過程產生重大影響;模擬結果表明,為防止和削弱固定閥間的對沖造成的「死」對傳質帶來的不利影響,通過折邊來改變氣體的氣路是非常有效的,模擬值與實驗值基本得到吻合。
  6. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜合本幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究具備了金剛石成礦地幔地質條件。
  7. ( 4 ) summer rainfall anomalies in north china relates to the indian summer monsoon, the south sea monsoon, sub - tropical anticyclone, south asian anticyclone and cold air anomaly

    ( 4 )華北地夏季水異常與印度西南季風、南海東南季風、副熱帶高、南亞高及冷空氣異常都密切相關。
  8. The loss of the transformers accounts for largish proportion in the loss of the power system, so realizing economical operation of transformers is one of the effective measure to readuce loss and save energy. but from existing status of this field, how to effectively realize economical operation of transformers has not been done very well. this dissertation main researches how to effectively actualize on - line economical operation of transformers base on the existing scada system and equipments of the area power network

    在電力網損中變器的損耗佔有相當大的比例,故實現變器經濟運行是低網損、節約能源的有效手段之一。但綜合國內外的研究現狀,如何有效地實施變器經濟運行還沒有得到很好解決。本文著重研究了在地電網現有的scada系統和設備上實現在線變器經濟運行的解決方法。
  9. We have concluded that the structural movement of the area can be divided into three stages : the stretching stage from simian to early ordovician, the extrusion and rising stage from middle and late ordovician to jurassic and stable depressed stage of foreland basin slope from cretaceous to neozoic

    經研究認為研究的構造運動,主要分為震旦紀到早奧陶世的拉張階段、中晚奧陶世到侏羅紀的擠隆升剝蝕階段以及白堊紀到新生代的前陸盆地斜坡穩定沉階段。
  10. Further more, the coherence between circulation and olr are calculated and analyzed. the results show that there is positive correlation between australian high and the precipitation of middle and low reaches of yangtze rivers, and negative correlation between okhotsk and the precipitation of middle and low reaches of yangtze rivers

    由相關分析得出,春季鄂霍次克海與澳大利亞高和長江中下游地夏季olr值分別表現出較好的正相關和負相關,表明這兩個地位勢高度場的變化與夏季長江中下游地水多少有著密切的關系。
  11. We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful

    綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動路徑是沿經圈直線南,攜帶的冷空氣勢力較強,形成槽后較強的垂直運動; ( 2 ) 、西太平洋副熱帶高偏北位置與東北冷渦南形成的急流軸,把源源不斷的西南暖濕氣流輸送到遼西地,也就是急流軸的左前方位置,為這次暴雨的產生提供了充足的水汽來源; ( 3 ) 、低空急流不但為暴雨輸送水汽,其造成的較強的垂直環流也是產生強水的一個主要原因; ( 4 ) 、 mm5模式以四維同化資料作為初始場,最大限度地避免了觀測誤差可能造成的積分不穩定,提高了模擬結果的參考價值。
  12. Accordingly, using graph theory and operating experience abroad for reference, it firstly brings forward a new method of voltage rectification which based on pilot bus with voltage control area in view of the weak coupling among every vca ( voltage control area ), using decomposing method of multi critical value, it realizes the eliminating vinculum of every vca. and then, the rectification starts by pilot bus voltage of every vca. so the resolution of whole power net is diverted into calculating smaller sub - net

    由於各個電控制之間無功電的弱耦合性,利用多閥值分解的分演算法,實現域間的解耦,然後根據各個子網路的主導節點的電進行校正,從而把求解整個網路的問題轉化為求解各個小的子網路,低了網路維數,減少了無功設備控制動作次數,提高了校正成功率,縮短了計算時間。
  13. ( 2 ) sxsp anomaly is closely related to the abnormity of 500hpa geopotential height field over the east of ural and yakutsk area, western ridge point and area of subtropical high, the cold air abnormity from north of china and the position of upper level westerly jet over east asia

    ( 2 )三峽庫夏季水異常與大氣環流異常密切相關:與500hpa烏拉爾山以東高度場異常、雅庫茨克以東高度場異常、副熱帶高面積及西伸脊點、北方冷空氣異常、 200hpa東亞高空西風急流位置異常偏南(偏北)密切相關。
  14. It also explain that the correlation between ssta of kuroshio and the change of wind field in equaroral mid - pacific is results of air - sea interaction ; however, when time comes into summer, the instance status of ocean is different from the last winter to next early springtime, the sea surface temperature turn into the definitive factor, so the increase of heat flux in may to jun month which is realized by absorbing more heat from the sun radiation results in the decrease of sst in kuroshio in the season of jun - jul. finally, during the aug to dec season of next year, the sst of kuroshio is increasing again

    最後分析了黑潮海溫與夏季東亞大氣環流及我國水的時滯關系,發現:當前冬黑潮域海溫異常偏高時,後期夏季亞洲低的強度減弱,西北太平洋副熱帶高強度加強,而且位置西伸、偏北,梅雨鋒位置偏南,長江中下游地水偏多,北太平洋冬季海域的海溫分佈呈+ 、 - 、 +趨勢(順序為赤道中東太平洋、西北太平洋、我國近海) ;反之亦然。
  15. In the dam foundation restraint area, mgo can be mixed into concrete to prevent dam longitudinal crack. research on autogenous volume change of rcc mixed with mgo, and research on thermal stress compensation of darn foundation prove that rcc mixed with mgo plays a role in dam crack control

    在材料措施方面,深入研究高碾混凝土壩基礎約束採用外摻mgo措施,利用其微膨脹性能補償壩體溫過程中產生的溫度應力,以防止大壩縱向裂縫的發生。
  16. The content of the paper is nonlinear analysis of complete response process for t, l - shaped and " + " shaped section r. c. columns under axial compression and biaxial bending. on the basis of related papers, the full path of stress - strain relation of concrete and the sliding of longitudinal reinforcement anchoring are all considered, simultaneously, the restriction effect for concrete by thickening of stirrups is also included

    本論文主要內容是對鋼筋混凝土異形截面雙向彎柱(包括l形、 t形、十字形柱)進行非線形全過程分析,在有關文獻基礎上考慮了受拉縱筋和周圍混凝土的錨固滑移和混凝土應力?應變關系曲線的下段,同時考慮到在箍筋加密箍筋對混凝土的約束影響。
  17. The research shows that : 1 ) the ductility of the hsc bending members constructed is much greater than 5 ; 2 ) increasing the vertical links and distribution steel can increase the deflection under ultimate moment ; 3 ) with appropriate compressive bars, vertical links and distribution steel the increase of moment after yield and the decrease of moment under ultimate moment can be ignored, so the ductility of the hsc bending member is much larger ; 3 ) the width / depth ratio of hsc bending member has no obvious effect on the ultimate compressive strain of concrete ; 4 ) the method used here to calculate the deflection is applicable ; 5 ) the location of crack coincides with the location of vertical links and distribution steel ; 6 ) the bending property of the hsc structure under the blast load can meet the demand of protective engineering

    研究表明:本文研究的梁、板構件的延性比遠大於5 ;增加箍筋(鉤筋、分佈筋)含量,可以提高混凝土剝落時的撓度;在適當的受筋、箍筋(鉤筋、分佈筋)含量下,可以忽略混凝土剝落瞬間的承載力下,從而大大提高構件的延性;受彎構件的寬高比對混凝土極限應變的影響不明顯;受彎構件的裂縫間距受箍筋(鉤筋、分佈筋)的布置影響;文中所用的承載力和變形計算方法是可行的。化爆試驗表明,高強混凝土構件的動載抗彎性能能夠滿足防護結構的要求。
  18. Air descends in high pressure area and rises in low pressure area

    空氣在高,在低上升
  19. The distribution law of furan content in oil of large step - down transformers in shanghai grid is researched by statistical analysis. the cautions in its application are presented

    摘要利用統計分析技術,研究了上海地電網大型變油中糠醛含量的分佈規律,提出了在其應用中應注意的問題。
  20. ( 3 ) the relative height compressive zone of section greatly influences the redistribution of internal force of the prestressed frames. the total modulation of moment decreases according as the increase of relative height compressive zone of section

    隨著中支座截面相對受高度的增大,次彎矩增大,次彎矩調幅增大,但荷載彎矩調幅以更大的幅度下,導致總的彎矩調幅下
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