離心實驗 的英文怎麼說

中文拼音 [líxīnshíyàn]
離心實驗 英文
centrifuged laboratory experiment
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 實 : Ⅰ形容詞1 （內部完全填滿 沒有空隙） solid 2 （真實; 實在） true; real; honest Ⅱ名詞1 （實際; 事實...
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 離心 : 1 （不是一條心） be at odds with the community or the leadership2 （離開中心） centrifugal; eccen...
  1. Experimental study on noise control of a centrifugal blower using tooth shape vane

    齒形葉片降低離心式風機噪聲的實驗研究
  2. First we calibrate the accelerometers on dividing head to get the offset and sensitivity, then do the rotation experiments on centrifugal machine and rotating floor

    首先在分度頭上標定加速度計，得到其零點和靈敏度，然後分別在離心機和轉臺上進行轉速實驗。
  3. In the displacement measurement based on the principle of laser interference, the gaussian quadrics fitting algorithm is used to fix the central position of facula and raise the location accuracy

    在基於兩球面波干涉的長度和距離測量實驗中，運用高斯二次曲面擬合演算法為激光光斑的中心坐標定位，提高了光斑的定位精度。
  4. Laboratory glassware. hemolysis tubes. kahn tubes so - called centrifuge hemolysis tubes

    實驗室玻璃器皿.溶血管.康氏管離心機用溶血管
  5. With this purpose, this paper researches the state of dometic and overseas seal technique ; uses other enterprise ' s successful experiments for reference ; combines the factory set ' s structural property, technics characteristic and the different request of medium leakage degree ; considers the respective strongpoints of floating ring seal, conical floating seal, suction labyrinth seal, inflator labyrinth seal, mechanical seal, dry gas seal ; finds out the optimum, dependable seal techinique fiting for each set on the base of entire analysis on the centrifugal compressor. and in the end by putting this plan into practice the factory achieves localized reconstructs, reduces the production cost and fulfils the demands of secular safe use

    本文在把握國內外離心壓縮機密封技術的發展狀況，借鑒其他企業的成功經驗基礎上，根據我廠機組結構特性、工藝特性、介質泄漏程度要求的不同，以及浮環密封、錐形浮環密封、抽充氣式迷宮密封、機械密封、干氣密封的各自特點，對離心壓縮機存在的密封問題進行了全面剖析，研究了適合每臺機組最佳、可靠的密封技術，實施了本地化技術改造，降低了生產成本，滿足了機組長期穩定運行的生產要求，取得了顯著的經濟效益和社會效益。
  6. The virus was purified by ultracentrifuge. according to the ns gene sequence published by genbank, one primer t - 1 was designed to amplify the cdna by reverse transcript. the other primers nsl - u / ns1 - 1 and ns2 - u / ns2 - 1. hns2 - u were designed to amplify the ns1, ns2 and hns2 gene

    本實驗用接種雞胚的病毒增殖方法獲得了a / chicken / mudanjiang / 0823 / 00 （ h9n2 ）分離株的大量增殖，增殖病毒經差速離心進行純化，經超迷離心濃縮。
  7. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。
  8. Particularly with the technology of high separation count centrifugal separator of pipe type and inferior high speed filter centrifugal separator with three feet o1st century ; thef ss type, leading the domestic same trade. its technology is the most advanced in the 2y are both the update products of the same kind after entering 21st century. our company is according to the needs of market, has developed and produced a series of products, the type of the these products are common use, traditional chinese medicine liquid clarified, living beings fungus body separating type, low - temperature freezing type, blood separator, chemical industry, paint industry and laboratory

    本公司尤以高速高分離因數管式離心機技術，及亞高速三足式離心沉降離心機技術，領先於國內同行業，其技術完全是21世紀國際先進水平，是進入二十一世紀后同類產品的更新換代產品，本公司根據市場的需要，開發生產出了通用型，中藥提取液澄清型生物型菌體分離型低溫冷凍型，血液分離型化工型，油漆型及實驗室型等系列產品。
  9. In this experiment, radio - immunoassay and hybridization in situ were applied to observe the insulinotropic activities of glp - 1 ( 7 - 36 ) nh2 and reveal the mechanisms underlying this process. methods : rat pancreases were removed from 3 - 5 day - old sprague - dawley rats and dissected into 0. 5mm3 segments and islets were isolated by the collagenase digestion method of wangling et al. thoroughly washed islets and suspended in modified rpmi - 1640 medium supplemented with 10 % fetal bovine serum, and added to 50ml cell culture flasks

    方法：胰島的分離參照王玲等的方法，每次實驗取新生3 - 5天sd大鼠，無菌條件下剖腹取出胰腺，剪切為0 . 5mm ~ 3的組織塊， v型膠原酶消化30min后，離心洗滌，懸浮於完全培養基，接種入50ml培養瓶，於5 co _ 2 、 95空氣條件下培養20h ，轉板純化，接種於96孔培養板培養24h ，按實驗要求進行實驗。
  10. On the basis of studying the whole machine balancing principle and method for dual - rotor systems with little rotating speed difference, this paper discuss the design of the intellectual balancing instrument in detail from the hardware and software, then we conducted the instrument on a horizontal decanter centrifuge, wl - 350, in the laboratory and gained a satisfactoiy result

    本文深入研究了微速差雙轉子系統不解拍整機動平衡原理和方法；詳細討論了智能化雙轉子動平衡儀的軟、硬體開發；並用開發成功的雙轉子動平衡儀對wl - 350型臥螺離心機進行了動平衡實驗。
  11. Primary culture of rat preadipocyte were prepared from the epididymal, inguinal and perirenal the fat pads of male normal, healthy, 15 - 20 days sprague - dawley rats. the preadipocyte grew better under the condition of 37, 95 % humidity, 5 % co2, ph 7. 0 - 7. 2, centrifuged at 1000r / min, m199medium, and 10 % fetal bo vine serum, seeded at a density of 4 l04, 5 l04, / cm2. oil red o staining was the special method to distinguish adipocyte from other cells, gimsa and he could determine the stage of the adiopcyte differentiation through the number of lipid drop, size and the position of the nucleolus of the staining fat cell

    經過多次實驗，確定本實驗室大鼠前體脂肪細胞的最佳培養條件是：溫度為37 ，濕度為95 ， co _ 2濃度為5 ， ph值為7 . 0 7 . 2 ，離心力為1000r / min ，培養基為m _ （ 199 ）培養基，胎牛血清濃度為10 ，合適細胞接種密度為4 10 ~ 4 、 5 10 ~ 4個/ cm ~ 2 ，染色結果表明：油紅o染色是鑒定脂肪細胞的特異方法， gimsa和he染色可根據不同區域染色程度、著色差別判斷細胞核的位置及脂滴大小、多少，觀察大鼠前體脂肪細胞分化過程中的形態變化，進而確定脂肪細胞的分化階段。
  12. In the application of mini - micro - robot visual perception, there is a need for fish - eye lenses for capturing wide field of view for navigation. though fish - eye lenses provide a wide field of view ( 180 ), they introduce significant distortion in images and the acquired images are quite warped, which makes conventional camera calibration algorithms no longer work well. this paper presents an accurate calibration framework for fish - eye lens ( a high distortion lens ) camera stereo vision system. the accurate calibration model is formulated with radial distortion, decentering distortion and thin prism distortion based on the fisheye deformation model. using fish - eye and non - linear camera model, the author employs levenberg - marquardt method to realize precise non - linear calibration for wide - view - scene dense depth image recovery

    魚眼鏡頭成像立體視覺系統在微小型機器人視覺導航和近距離大視場物體識別與定位中有著廣泛的應用.盡管魚眼鏡頭攝像機具有很大的視場角（接近180 ） ，但同時也引入嚴重的圖像變形，常規的攝像機標定方法無法使用.該文提出一種標定魚眼鏡頭攝像機立體視覺系統的方法.在魚眼鏡頭變形模型的基礎上，通過考慮魚眼鏡頭成像的徑向變形、偏心變形和薄棱鏡變形，建立了魚眼鏡頭成像的精確成像模型，然後，利用非線性迭代演算法，精確求解攝像機外部參數、內部參數.實驗表明，使用該方法得到的立體視覺系統參數滿足精確恢復大場景稠密深度圖的要求
  13. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。
  14. ( 2 ) the investigation about driving fatigue of information operation showed if the information become more complex, the reaction seriously reduced, however, fatigue degree increased. otherwise, with the age advancing, the reaction slowed. ( 3 ) an instrument called testing force machine is utilized to correctly illustrate the center of gravity moving track

    對駕駛時間負荷、信息負荷進行聯合效應實驗，提出信息復雜度及駕駛疲勞的脈沖效應和u型效應；並進一步提出連續性與離散性負荷的駕駛疲勞問題，為人一車一路系統中以人為核心的優化匹配設。
  15. To settle the disadvantages of the learning evaluation system in chinese, this paper, on the basis of " compulsory national education curriculum standard of courses for chinese ", probes into some ideas, in the aspects of the relation between knowledge and abilities, procedure and method, affection and values ; in the fields of becoming literate, reading, writing, oral communication and comprehensive learning, which emphasize the process of chinese learning and the formative evaluation taking on the characters of the variety of evaluated subjects, evaluating programs and evaluating methods, fully exert the positive influence of the diagnostic, encouraging and feedback effect, in order to maximize the output and efficiently boost the development of students

    單一的評價方法脫離了學生的心智發展，脫離了語文本身的文化屬性和審美屬性。語文課程評價的目的最終是為了促進學生語文素養的形成和發展。本文針對現行語文學習評價方法的局限性，以《全日制義務教育語文課程標準（實驗稿） 》為依據，從知識與能力、過程與方法、情感態度與價值觀等維度，對識字與寫字、閱讀、寫作、口語交際、綜合性學習五個方面，關注學生語文學習過程，在實踐中探求評價主體多元、項目多種和形式多樣的形成性評價方法，充分發揮評價的診斷、激勵、反饋等功能，有效地促進學生發展。
  16. In the experiment, we use the he - ne laser and the semiconductor laser as the source, record the bessel beam patterns behind the axicon by using a digital camera and a microscope, measure the radius of the bessel beam central spot by film - scanning and measure the effect of both the radius of the aperture and the open angle of the axicon on the maximum non - diffraction distance. the experiments show that a specific propagating range has constant power and the beam has a bessel - like distribution in this range. the results agree with the beam corresponding to a diffraction free beam

    同時我們還採用膠片掃描的方法測量了無衍射光束的中心光斑尺寸，測量了不同光闌孔徑和不同稜角情況下的最大無衍射距離和傳播軸附近橫截面內微小光孔中的光強，實驗結果顯示當激光光束經過軸棱錐轉換後有一段距離功率變化很小，且分佈近似貝塞爾分佈，符合無衍射光束的特性;經過聚焦后，呈現三維分佈中空的光束bottlebeam ，實驗結果與理論分析基本吻合。
  17. The performance of the centrifugal compressor at different diffuser stagger angles and different inlet guide vane ( igv ) prewhirl angles are measured

    摘要對擴壓器進口不同安裝角和進口導葉不同預旋角匹配下離心壓縮機的性能進行了實驗研究。
  18. Precision centrifuge testing of linear accelerometers, recommended practice for

    線性加速度計精密離心試驗的推薦實施規程
  19. To discuss the feasibility of applying this technique into the practice of engineering, this paper references the real project of the running tunnel from great showplace to scientific house in shenzhen metro, uses the geotechnical centrifuge of southwest jiaotong university, then researches the settlement of the ground and the influence on the pipeline underground in stratum with abundant water by the technique of undraining spin - spay pile, at last draws a conclusion about the principle of the ground settlement with the construction method of excavating soil rich in water without dewatering at shenzhen metro

    為了探討離心模型試驗技術這一研究手段在地下工程中應用的可行性，結合地質、水文、結構較為復雜的深圳地鐵大科區間暗挖施工sk3 + 355斷面的具體實例，應用我校新近建成的100gt土工離心試驗機，採用離心模型試驗技術對在富水地層應用水平旋噴樁工藝進行控制降水施工對地表沉降變形及地下管線的影響進行了研究。
  20. 1 the company has imported one set world advantaged test calibrator with matrix tensile stress and purchased international advanced level of continuous sinter kiln, oir press, opening blade machine, cut - off tester, cintrifugal tester and mould. they made in china. these equipment have about 41 sets. diamond circular saw blades with cool and hot pressing can be produced two million pieces per year

    1引進國際先進的基體張力測試校準儀一臺，購入具有國際先進水平的國內製造的連續式燒結爐油壓機開刃機切割試驗機離心實驗機工夾量模具等41臺套。生產冷熱壓金剛石圓鋸片200萬片。
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