插入實驗 的英文怎麼說

中文拼音 [chāshíyàn]
插入實驗 英文
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  • : 動詞1. (把細長或薄的東西放進、擠入、刺進或穿入; 插上; 插進) stick in; insert 2. (中間加進去; 加進中間去) interpose; insert
  • : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
  • : 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...
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 插入 : insert; infix; run in; break in; patch; insertion; plug in; intercalate; intercalation; intromiss...
  1. In our experiment, the specific fragment was amplified from transgenic bobwhite genome dna at annealing temperature 61 by using high - fidelity pfu dna polymerase and cloned into clone vector pgem - 7fz ( + ), then sequenced. the cloned sequence was completely identical to the sequence which was issued in genbank

    採用了高保真pfudna聚合酶,在退火溫度61條件下從轉基因bobwhite品種基因組dna中擴增出特異性片段,將此片段克隆載體pgem - 7fz ( + ) ,經測序和序列分析表明,所擴增得到的片段含有bar基因完整的讀碼框,並且序列與genbank中發表的序列完全一致。
  2. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  3. Transformation was done by electroporation. human fl extracellular domain cdna transformed to yeast host strain km71, then his + muts phenotype transformant was screened out and cultured in flasks, and rhfl was expressed under the induction of 0. 5 % methanol

    我們提取了km71ppic9k - fl轉化菌株的基因組dna進行southern,檢測目的基因的整和;提取總rna ,進行了northern,檢測fl基因在轉化菌株中的表達。
  4. Acoustics - measurement of insertion loss of ducted silencers without flow - laboratory survey method

    聲學.無氣流管道消聲器的損耗測量.室調查法
  5. Therefore, blys, its receptor or related antagonists may find medical utility in the treatment of b cell disorders associated with autoimmunity, neoplasia, or immunodeficiency syndromes. in this study, epo signal peptide sequence and hsblys gene were linked by soe method. the fusion product was cloned into eukaryotic plasmids. pcdna3, pcdna3. 1, pefneo, respectively. meanwhile, the epo signal peptide sequence was mutated so as to form a restriction enzyme cut site : bin i. thus the recombinant plasmid can be used as secreting plasmid expressing other gene

    通過3 』端互補,進行引物延伸合成epo信號肽序列:信號肽和hsblys基因採用重疊延伸拼接法形成融合基因;融合基因分別pcdna3 . 0 、 pcdna3 . 1 、 pefneo真核載體:引物延伸合成信號肽時,利用亮氨酸同義密碼,將信號肽基因的倒數第二個密碼突變,在重組載體上的信號肽序列之後,形成bln酶切位點,使三種載體成為分泌表達載體。
  6. The tn5 inserted in the orf4. it was demonstrated that this fragment was related to magnetosome biosynthesis by experiment of functional complement. the orf4 encodes a protein which is homologous to the atpase from magnetospirillum magnetotacticum ms - 1 and contains a rec domain which has a chey - homologous receiver domain

    該片段由6個orf組成, tn5在3621bp - 3622bp間,位於orf4起始密碼子下游的84bp處, orf4因tn5失活,通過功能互補證明該片段與磁小體合成相關。
  7. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本的低電導率ktp晶體能夠耐受長時間的調制電壓。
  8. On sunday, several hundred engineers and scientists will gather at the jet propulsion laboratory in pasadena, calif., and await the end of the galileo spacecraft in a suicide plunge into jupiter ' s dense atmosphere

    周日,數百名工程師和科學家,將聚集在加利福尼亞州的帕沙德納的噴氣推進室,靜候伽利略號航天飛機自殺性木星周圍稠密大氣層的結局。
  9. An algorithm of path - based timing optimization by buffer insertion is presented. the algorithm adopts a high order model to estimate interconnect delay and a nonlinear delay model based on look - up table for gate delay estimation. and heuristic method of buffer insertion is presented to reduce delay. the algorithm is tested by industral circuit case. experimental results show that the algorithm can optimize the timing of circuit efficiently and the timing constraint is satisfied

    提出了一種基於路徑的緩沖器時延優化演算法,演算法採用高階模型估計連線時延,用基於查表的非線性時延模型估計門延遲.在基於路徑的時延分析基礎上,提出了緩沖器的時延優化啟發式演算法.工業測試表明,該演算法能夠有效地優化電路時延,滿足時延約束
  10. We have demonstrated a novel voa based on high birefringence fiber loop mirror, which has many advantageous characteristics such as a simple structure, high flexibility, polarization independence, low insertion loss and low price, etc. experimental proof shows that it is convenient to realize the control of optical power by using this voa

    2 .利用雙折射光纖環鏡設計並製作了一個結構簡單的可調諧光纖衰減器,具有靈敏度高,偏振無關,低損耗和低成本等特性。證明它可以很方便的控制光功率。 3 .提出了一種由布拉格光纖光柵和高雙折射光纖環鏡共同構成波長選擇器件的摻鉺光纖激光器。
  11. Because the contact resistance between the metal contacts and the superconducting films has large impact on the performance of superconducting filters, we experimental techniques. after annealing the optimum temperature and, we got the minimum contact resisitivity. we also further studied the interaction between ag and ybco films after annealing at a certain temperature and attempted to give an explanation and discussion

    金屬接觸電極與超導薄膜之間的接觸電阻對超導濾波器的損耗有很大影響,因此,本文通過多種方法,系統的研究了ag與ybco超導薄膜之間的接觸電阻問題,得到了最佳退火溫度,並對退火時ag與ybco超導薄膜之間相互作用的機理進行了研究和探討。
  12. Acoustics - determination of insertion loss of ducted silencers without flow - laboratory survey method iso 11691 : 1995 ; german version en iso 11691 : 1995

    聲學.無氣流管道消聲器損失測量.室測量法
  13. Upon inoculation of cucumber mosaic virus ( cmv ), the symptom development in the transgenic plants was delayed, one week later than that of the non - transgenic control, and the symptom on the transgenic plants were much milder

    Pcr反應以及southern雜交表明,外源基因片段已經到番茄的染色體中。用黃瓜花葉病毒cmv接種轉基因番茄植株,其癥狀出現的時間比非轉基因番茄對照要延遲7天左右。
  14. Acoustics - laboratory measurement procedures for ducted silencers and air - terminal units - insertion loss, flow noise and total pressure loss

    聲學.管道消音器和氣體終端設備的室測量步驟.損失流動噪聲和總壓損失
  15. The promoter - probe vector phn117 in e. coli and phn127 in g " were further constructed by removing promoter while keeping sd sequence from phn115. a teta / tetr bidirectional promoter fragment from pbr322 was respectively cloned into phn117 and phn127 and the resulted colonies were all fluorescent

    並經pbr322上665bpteta tetr雙向啟動子片段后得到的轉化子均發綠色熒光證,現了wtgfp在大腸桿菌和華癸中生根瘤菌中的組成型表達。
  16. Abstract : an algorithm of minimizing the number of buffers under certain delay constraint with accurate delay models is presented. given a two - terminal net, the algorithm can minimize the total number of buffers inserted to meet the delay constraint. a high order delay model is applied to estimate interconnect delay and a nonlinear delay model based on look - up table is for buffer delay estimation. the experimental results show that the algorithm can efficiently achieve the trade - offs between number of buffers and delay, and avoid needless power and area cost. the running time is satisfactory

    文摘:提出了在精確時延模型下,滿足時延約束的緩沖器數目最小化的演算法.給出一個兩端線網,該演算法可以求出滿足時延約束的最小緩沖器數目.運用高階時延模型計算互連線的時延,運用基於查找表的非線性時延模型計算緩沖器的時延.結果證明此演算法有效地優化了緩沖器數目和線網的時延,在二者之間取得了較好的折中.演算法的運行時間也是令人滿意的
  17. In this paper the measurement of conductive emi emission is discussed, and the design of cm / dm discrimination network is also presented, further, the performance of insertion loss ( il ) and common - mode rejection ( cmr ) is researched, together with the test approach and experiment results

    摘要分析了傳導性電磁干擾信號的測量方法,提出基於共模差模( cm / dm )信號的識別網路設計,進一步研究了模態識別網路的損耗( il )及共模抑制比( cmr )等重要性能,並給出模態識別網路的性能設計與分析方法。
  18. It is shown that this new type of modulator needs simpler fabrication techniques and has lower insertion loss than that of the existing modulators

    理論與表明,該類型的電光調制器具有制備工藝簡單,損耗小,易於集成的優點。
  19. Exerting the model of two mechanism heat transfer, the formulation for heat transfer coefficient of liquid film which in smooth tube and equipped with spring inserts is given in this paper. heat transfer coefficient is presented which not only has relation to reynolds number, temperature difference, liquid characteristic, but also is greatly influenced by structure parameter of the spring inserts. experiments indicate the heat transfer coefficient of tubes equipped with spring inserts is 25 % higher than smooth tube

    表明,傳熱系數和液膜雷諾數、傳熱溫差、料液物性參數利彈簧物的結構參數有關,條件下,安裝有彈簧物的豎管降膜蒸發液膜側的傳熱系數比光管的傳熱系數可高達25左右,但某些結構參數的彈簧物會造成傳熱的惡化。
  20. But, though considerable process has been made in the last ten years, digital watermarking is still in its infancy, and much interesting work remains to be done this thesis addresses some problems in the gray - scale image digital watermarking that are summarized below : 1 ) whereas the basic theory of digital watermarking is still very poor, a digital watermarking mathematic model based on imperceptibility and robustness is presented by analysising the characteristic of digital watermarking ; 2 ) based on the model constructed above, by defining the measures of capacity and robustness of digital watermarking, an objective method for evaluating the digital watermarking is introduced and used to analysis some algorithms ; 3 ) whereas geometric distortion always influences the restoration of watermark, we advocate to enhance the robustness against geometric distortion by restoring the image which has been distorted by geometric transformation, and a method is designed for estimating the parameters of geometric transformation ; 4 ) based on the conclusion discussed above, and combined with the masking effects of hvs, a novel public meaningful gray - scale image digital watermarking is designed by analysising the characteristics of image gray - scale interpolation and haar wavelet transformation. the experimental results show that the method is indeed powerful ; 5 ) whereas many image digital watermarking schemes, which embed watermark by modifying the values of pixels in spatial domain and transformed domain, are confronted with the conflict between the imperceptibility and robustness, we advocated to use some stable digital characteristics of host image as watermark and a algorithm based on hermite matrix is designed

    本文重點對灰度圖象數字水印技術進行研究,主要工作如下: 1 )鑒于目前數字水印的理論研究比較薄弱的現狀,本文通過分析數字水印的特點,建立了一個數字水印的數學模型,為進一步研究數字水印打下了基礎; 2 )根據以上建立的模型,通過引容量和穩健度的概念為數字水印提供了一個客觀評價方法,並對一些數字水印演算法進行了分析; 3 )為增強數字水印抵抗幾何攻擊的能力,研究了受幾何攻擊的圖象的復原問題,並給出了一個計算圖象幾何變換參數的方法; 4 )通過分析圖象灰度值演算法和haar小波變換的特點,結合hvs的掩蔽效應,設計了一個公開的有意義數字水印演算法,結果表明本演算法具有較強的穩健性; 5 )目前許多水印演算法都是通過在空域或頻域修改象素值的方法嵌水印的,這種方法面臨著透明性和穩健性的矛盾,為解決這個矛盾,本文提出以圖象的某些穩定的數字特徵為水印的觀點,並結合hermite矩陣的特點設計了相應的水印演算法,結果表明該演算法具有較好的穩健性。
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