size of section 中文意思是什麼

size of section 解釋
截面尺寸
  • size : n 1 大小,尺寸規模身材。2 (鞋帽等的)尺碼,號;(紙張的)開。3 巨大,大量;相當大的分量。4 〈口...
  • of : OF =Old French 古法語。
  • section : n 1 (外科、解剖的)切斷;切割;切開。2 【外科】切片,【金相】磨石。3 (果子的)瓣。4 【數學】截...
  1. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。
  2. Section two the evaluation of biocompatibility of the acellular dermal matrix by the method of cell culture. the new born rat ' s epdermic cells were cultured with the acellular dermal matrix together as experiment group, while the epdermic cell were cultured simply as control. 24 hours later, under the invert microscope, the epidermic cells anchored well and transparent flat cells were observed in both groups. 7 days later, both cultured cells were taked out and fixed in 95 % ethanol, stained with hematoxylin and were observed under light microscope. many cleaved cells were observed in both groups. during cell culture, no pathogenic microganism was observed. so we considered the acellular dermal matrix was aseptic and had good biocompatibility. section three subdermal implantation of the acellular dermal matrix. 24 rats were used in the experiments. a piece of acellular dermal matrix ( 1. 5 x 1. 5cm2 ) was implanted beneath the dorsum skin flaps of each rat, 1 week, 2 weeks, 3 weeks and 4 weeks after implantation, 6 pieces of acellular dermal matrix were harvested and the size of implanted acellular dermal matrix were measured, the sections were used for he staining and observed under light microscope. the result were as folio wing : 1 - 2 weeks after implantation, the acellular dermal matrix began to adhere to the tissue around and turned red gradually ; 3 - 4weeks after implantation, the acellular dermal matrix adhered closely to the tissue around and could be recognized easily, 1 - 3 weeks after implantation, the size of implanted acellular dermal matrix had no statistical difference ( p > 0. 05 ). 4 weeks after implantation implanted acellular dermal matrix contracted ( p < 0. 05 ). under light microscope, l - 2weeks after implantation, the fibroblast cells infiltrated the acellular dermal matrix and a small amount endothelial cells of vessel and lympho - histiocytic cells infiltrated the acellular dermal matrix. 3 - 4 weeks after implantation, infiltrating blood vessels were evident. so we think that the acellular dermal matrix had low immunological reactions and could induce the infiltration of fibroblast macrophage cell and the endothelial cells of vessel

    結果如下:皮下包埋卜周者,無細胞真皮基質漸與周圍組織粘附,顏色由蒼白轉紅;皮下包埋3周者,無細胞真皮基質與周圍組織緊密枯附,盾晰葉辯;術后卜周,包埋的基質面積變化較包埋前無統計學差異o川0引,術后4周包埋的無細胞真皮基質面積較包埋前縮小j刃刀5 ) 。光鏡下術后卜周,宿主的淋巳組織細胞、成纖維細胞浸入生長,釉附在膠原纖維上,少量血管內皮細胞浸入基質;術后34周,無細胞真皮基質內較多的血管形成,故可認為無細胞真皮基質免疫原性低,能誘導宿主的成纖維細胞、巨噬細胞浸入生長,為一種新型的真皮替代物。第四部分無細胞真皮基質與自體斷層皮片復合移棺的研究, sd大鼠10隻,在其背部卜方造成全厚皮膚缺損的創面
  3. The serial number of furcated needle is composed of three sections including 11 digital codes : the first section ( 1 - 5 digits ) is the standard size of international general mode ; the second section of the 6th digital code is the location of bending helve ; in the third section, except letter h representing " hengxiang " brand, the other group of digits represent the characters different parts of pricker

    叉形針的編號由三部分共11位代碼組成:第一部分( 1 - 5位)是國際通用方式的標準尺寸;第二部分即第6位代碼表示彎柄位置;第三部分除英文字母h代表「恆翔」牌外,其餘一組數字表示叉形針的各部特徵。
  4. The serial number of pricker is composed of three sections including 17 digital codes : the first section ( 1 - 4 digits ) is the standard size of international general mode ; the second section ( 5 - 11 digits ) is penetration distance, length of functional section, pattern of barb, quantity of barbs on each cording and the distance from needlepoint to the first dent ; in the third section ( 12 - 17 digits ), except letter h representing " hengxiang " brand, the other group of digits represent some special characters of pricker

    刺針的編號由三部分共17位代碼組成:第一部分( 1 - 4位)是國際通用方式的標準尺寸;第二部分( 5 - 11位)是刺距、工作段長度、鉤刺型狀、每個棱上的鉤刺數量及針尖到第一齒的距離;第三部分( 12 - 17位)除字母h代表「恆翔」牌外,其餘一組數字表示刺針的一些特殊點。
  5. 2 ) the structure elements should be laid out symmetrically and uniformly when designing steeve - arch structure, what ' s more, the reasonable selection of section geometric size near the arch foots of first beams is paid attention to and the arrangement difficulties of steel bar due to the big eccentric pressures 2, the analyses of anti - seismic features on transverse direction of the aqueduct l ) the method of adjusting the elements " mass can be harnessed in order to even the layout of seismic loads

    2 )設計吊桿式拱架支承結構時,各部分構件應當均勻對稱布置。另外,還應注意頭道梁拱腳附近截面的尺寸擬定,克服地震內力造成的大偏心受壓狀態給結構配筋設計增加的困難。 2 、橫槽向抗震性能分析1 )可利用調整構件質量的方法,使得結構的某些構件的地震荷載分佈均勻一些。
  6. By using serial correlation test and cross - section test through the data of the share companies that were listed in shanghai stock exchange before 16th oct 1998, the size effects in china stock market was tested in the period from 16th oct 1998 to 26th oct 2001. all the share companies which in total 373 were grouped into 11 according to four different criterions. these four different criterions were total circulating captal stocks, total circulating market value, total capital stocks, total value of a share company. through the correlation test between the abnormal return rate and the size of the group, no size effect was found through the size criterion of the total value and the total circulating value except only one period

    運用序列相關性我國股票市場的小公司效應進行實證檢驗,所採用的樣本是在1998年10月16日以前掛牌上市的373家上市公司從1998年10月16日到2001年10月26日,共150周的交易數據。對公司進行以規模大小分組時,分別採用了流通市值、流通股本、總市值和總股本四種不同的標準進行投資超額收益率規模相關性分析,發現以總市值和流通市值為規模標準的實證結果除個別時期內存在著小公司效應外,其它時期並不存在小公司效應,而以總股本和流通股本為標準的小公司效應最為明顯;另外,小公司效應在統計區間內表現出時段性。
  7. Considering the developmental trend of the video compress and the demands of the people, this paper makes researches on the visual section of the mpeg - 4 standard, present an amendment to the ds search algorithm, and does some optimization to the module of compress which is utilized frequently by the encoder so that the encoder can accomplish real - time compression on adsp - blackfin535 evm board to the cif picture, the size of which is 352 by 288

    因此,研究mpeg - 4視頻編碼標準並實現實時編解碼具有重要意義,特別是在圖像質量和實時性方面要求都很高的場合,例如電視會議、視頻電話和iptv等。本文結合這種需求和趨勢,研究了mpeg - 4sp編碼原理,改進了ds演算法。通過內存優化、結構優化和匯編級優化,最終實現了編碼器在adsp - blackfin535評估板上的實時編碼。
  8. Culvert under high - stack soil is a ubiquitous phenomena in road constructions in mountain, self - compression of high - stack soil can not be ignored, soil pressure at the top of culvert is affected by many factors, including the height of high - stack soil, section size of culvert, width of the bottom of valley, grade of valley, property of filled soil, construction procedure and techniques

    高路堤下埋設涵洞是山區公路建設的一種較為普遍的現象,高路堤自身壓縮較大,不可忽視,涵洞頂部土壓力的大小又受很多因素的影響,包括填土高度,涵洞截面尺寸,溝谷底部寬度,溝壁坡角,填築體性狀,施工工序與工藝等。
  9. We create a transducer model by software which name is pro / e, then carry out solution by leading it in another software which name is ansys. not only we gain the size of the transducer, but also make nodal section locate in carriage, and make design more easy and exact

    本文用三維軟體pro / e建立了換能器的模型,然後導入ansys中進行有限元分析,不僅確定了換能器的尺寸,同時還保證了換能器的節面正好位於支撐鋼板的中間,使得設計更加容易和準確。
  10. Comparison of c - scan of entire sample and the date of local point a - scan collected and processed with the metallorgaphs of sample cross section showed that the method could be used to determine the spot size of resistance spot welding

    對接頭焊點的c掃描及對局部點的a掃描信號的採集與分析,經負際焊點橫截面的金相觀察對比,可以較準確確定點焊的焊核直徑。
  11. In this way, when obturation cubage leave absorb oil cavity it connects the eduction oil cavity with the v trough and with the increasing of the turning angle, the size of the cross section of v trough become bigger and bigger, which make the pressure between the cavity of two blades much higher and higher, and until it completely connects the eduction oil cavity, it reaches the pressure of the eduction, and it can effectively reduces the fluid noise caused by high pressure return flow

    這樣,當密閉容積離開吸油窗口之後,通過v型尖槽逐漸與排油窗口連通,隨著轉角的增加, v型尖槽通流截面積逐漸增大,這就使兩葉片間容腔內的壓力逐漸升高,直至完全接通排油窗口時,才升壓達到壓油腔的壓力,這樣可以有效地降低因高壓迴流而引起的流體噪聲。
  12. In connection with its self properties, we make an inquiry into the major parameters, such as ratio of height and span, equation of arch axis, geometry size of section and so on

    針對該橋自身的特點,對拱肋矢跨比,軸線方程,截面的幾何尺寸等主要技術參數做了探討。
  13. Thus, the conclusion is drawn : when the diffusion coefficient of cf is invariable and the diffusion time is under a certain range, the beginning corrosion time of the steel in the corner of the rectangular section is independent of the size of rectangular section ; ( 4 ) through the numerical value calculation of rectangular section, the law is found of the influence on modifying coefficient of rectangular section of the thickness of protection layer of concrete and diameter of the steel and the thickness of cf on the surface of concrete, based on which practical calculating method of beginning corrosion time of the steel in the corner of rectangular section is set up

    從而得到結論:在氯離子擴散系數一定的情況下,在一定時間范圍內,矩形截面邊角區域鋼筋的初始銹蝕時間不依賴于矩形截面的截面尺寸; ( 4 )通過矩形截面邊角區域鋼筋初始銹蝕時間的計算,分析了保護層厚度、鋼筋直徑、混凝土表面氯離子濃度對修正系數的影響,並在此基礎上建立了氯離子侵蝕下矩形截面邊角區域鋼筋初始銹蝕時間的實用計算方法。
  14. On the basis of piv measurement of the gas solid velocity field, the size and the numbers of particles are measured by newly developed image processing software. the results are identical with the variation of the factual size of particles. by the viable datum, the average size of particles in the cross section is calculated in the dilute phase area of circulating fluidized beds ( cfb ) riser

    在piv測速系統基礎上,通過二次開發的圖像識別軟體,實現不同工況下各截面顆粒粒徑分佈的測量,測量結果基本反映出實際顆粒粒徑變化,證明了該方法的可行性,進一步獲得了循環流化床稀相區顆粒粒徑分佈特性。
  15. Two main factors contribute to the increase : quantity of shaped steel and the section size of the tilted bar and the quality of weld

    影響勁性混凝土柱抗震能力的兩個主要因素為:含鋼率和斜腹桿大小及焊接質量。
  16. It is found that the size of the internals is an important influencing factor, the larger internals under moderate gas velocity are more perferiable for increasing the particle concentration and improving the gas - solid mixing pattern on the section

    較大尺寸的內構件在適當的表觀氣速時能夠對改善流場中氣固混合及提高截面濃度起到非常積極的作用。
  17. Moreover, a mirror that is a section of a perfect sphere will produce a blurry image of each point in arnolfini ' s room ; each point is spread into a “ blur spot ” on the support, which i calculated would be several times the size of the fine detail in the painting

    再者,如果鏡子是從正圓球切下來的,投射出的影像會變得模糊,阿諾菲尼房內的每一點在屏臺上都會分散為模糊點,根據我的計算,模糊點的大小是畫中細節部份的好幾倍。
  18. The output spot - size of our non - flowing tea co2 laser is quite large, only slightly smaller than the section of the excited media, this agrees with the calculated spatial distributions of the initial electron density for pre - ionization well

    由我們的非流動型teaco _ 2激光器獲得的輸出光斑相當大,僅比激活區截面略小,這與理論計算的預電離初始電子密度空間分佈規律有較好的一致性。
  19. Methods of sampling and test for carbonaceous materials used in aluminium manufacture - cold ramming pastes - determination of the effective binder content and aggregate content by extraction with quinoline ; determination of aggregate size distribution - section 4. 2 determination of effective binder content and aggregate content by extraction with quinoline ; determination of aggregate size distribution

    制鋁工業用碳素材料的取樣和試驗方法.冷壓糊料.通過喹啉萃取測定有效粘合劑含量和聚焦體含量.聚焦體尺寸分佈的測定
  20. The objective function is the cost of anti - slide pile " s per meter ; the constraint conditions are the strength of anti - slide pile " s normal section and inclined section, the ratio of reinforcing design and the size of section in the design code ; the design variables are the height of section, the area of reinforcement and the amount of hoop. and the optimization model is solved by 0. 618 method

    本文提出的優化設計方法,以樁單位長度的總造價為目標函數,以規范對單筋梁的正、斜截面強度,配筋率及截面尺寸等要求為約束條件,以樁截面高度,抗彎縱筋面積,抗剪箍筋數量等為設計變量,來建立優化模型,並用0 . 618法進行求解。
分享友人