步長因子 的英文怎麼說

中文拼音 [bùzhǎngyīnzi]
步長因子 英文
stefactor
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 因 : Ⅰ動詞[書面語] （沿襲） follow; carry on Ⅱ介詞1 [書面語] （憑借; 根據） on the basis of; in accord...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  1. In this paper the floral ontogeny and the ovary development of rivina humilis l. were observed. the results showed that ( 1 ) the tepal primordia initiated in 2 / 5 spirals. the abaxial one initiated first, then the adaxial one, finally the lateral two initiated nearly simultaneously. the third one initiated on the position near the first tepal, and there is a gap between itself and the second tepal. ( 2 ) the 4 stamineal primordia initiated in one whorl at the same time. ( 3 ) the carpellary primordium initiated from the abaxial side of flower primordium ; the carpellary primordium grew upwards and towards axis after it was formed, therefore an elliptic orifice was formed at the adaxial position of ovary, which was the remainder of the mouth of ovary before the ovary was fused completely. with the ovary maturing, the orifice was narrowed because of the ovary growth, at last fused completely. the gynoecium is composed of a single carpel. ( 4 ) in the series developmental sections of ovary, the ovular primordium was initiated on the adaxial meristem when the mouth of ovary was formed

    對數珠珊瑚的花器官發生和子房的發育過程進行了觀察.結果表明: （ 1 ）數珠珊瑚花被呈2 / 5螺旋狀發生，遠軸側的1枚先發生，其次為近軸側的1枚發生，最後側方的2枚花被幾乎同時發生，第3枚花被在靠近第1枚的位置發生，第2枚和第3枚之間有1個空隙; （ 2 ） 4枚雄蕊是同時發生的; （ 3 ）心皮發生於分生組織的遠軸側，心皮原基形成后，向上向軸生長，在子房成熟前在近軸側非正中位形成1個孔，該孔為心皮最終愈合前的殘跡，到子房成熟時，因子房的生長孔被擠壓縮小，在進一步的生長過程中愈合.子房由1枚心皮構成; （ 4 ）從子房發育過程的切片看，該植物的胚珠是在子房發生后不久發生的，子房上的圓孔形成時，從近軸側的分生組織發生胚珠原基，由胚珠原基分化出珠被與珠心
  2. The remote sensing quantitative retrieval model for the appraisable factors of desertification monitoring are founded. in naiman country, inner mongolia, the experimental area, the hyperspectral imaging spectrometer data in plant growth seasons are collected by state - produced airborne hyperspectral imaging spectrometer omis - i, and the etm + image is also obtained. meanwhile, ground investigation and measurement are made, which include the measurement on reflection feature of different kinds of geo - targets and the ground investigation data necessary for spectral rebuilding and retrieval models of the appraisable factors of desertification monitoring

    本研究以內蒙古奈曼旗作為研究試驗區，採用我國自行研製的機載高光譜成像光譜儀omis - ，在植被生長季節取得高光譜解析度成像光譜儀數據和etm ~ +圖像，並進行了同步的地面調查及量測，包括不同類型地物反射特性量測和光譜重建以及荒漠化監測評價因子定量反演模型所必需的地面樣方調查數據。
  3. Go still one step further on the traditional antibacterial method of mere cataloes, adopt nanotechnology to incorporate the antibacterial catalyst in the top layer of floor, realize long - efficiency trace release antibacterial factor, reach, sterilize, except that peculiar smell and purify the treble efficiency of air

    在傳統的光觸酶抗菌方法上更進一步，採用納米技術將抗菌催化劑融入地板表層，實現長效微量釋放抗菌因子，達到殺菌、除異味和凈化空氣三重功效。
  4. With the successful expression of exogenous gene in plant. the advantage of plant expression system become a highlight increasingly. based on the successful expression of hbmp - 3m gene into tobacco, we maked the study o f transferring hbmp - 3m gene into tomato and hbmp - 3 gene into tobacco, in order to obtain tomato transgenic plant with hbmp - 3m gene and tobacco transgenic plant with hbmp - 3 gene, to establish basis for getting step farther of leaning the expression of hbmp - 3m gene and hbmp - 3 gene in plant, the difference between the product of hbmp - 3m gene and hbmp - 3 gene in plant and the active of expressible product

    隨著植物基因工程的迅猛發展，一些疫苗、抗體、細胞因子等異源蛋白在植物中的成功表達，植物表達系統的優點日益受到關注。本研究室在成功地將hbmp - 3成熟肽基因轉入煙草並檢測有目的蛋白表達的基礎上，進行hbmp - 3成熟肽基因轉化番茄和hbmp - 3全長基因轉化煙草的研究，以期獲得轉hbmp - 3成熟肽基因番茄和轉hbmp - 3全長基因煙草植株，為進一步研究hbmp - 3成熟肽基因和全長基因在植物體內的表達及區別奠定基礎。
  5. As a result, in the paper, considering the altitudinal effect ( topography factor ) and the influence on the temperature lapse rate by topography and latitude and longitude and moisture transfer, the study on the daily surface air mean, max and min temperature in the reaches of yangtze rive is attempted by five models, which include the gaussian weighted model, the gaussian weighted model associated with the error - modification, the gradient plus inverse distance squared model and the modified gaussian weighted model a and b that take topography - factor into account

    本文考慮海拔高度和溫度直減率受地形和經、緯度及水汽等因素的影響，通過利用高斯權重法、結合逐步訂正的高斯權重法、梯度距離權重反比法和加入地形影響項（地形因子）的兩種改進高斯權重法的方案a 、 b ，對長江流域的地面日平均、最高和最低氣溫場進行了空間化插值研究。
  6. For protein identification, proteins spots of interest on the gels stained with colloidal coomassie brilliant blue g - 250 were excised, digested in - gel with trypsin, and analyzed by peptide mass fingerprinting ( pmf ) with matrix assisted laser desorption / ionization - mass spectrometry ( maldi - ms ). erp60, trypsinogen, proelastase, lipaseandso on were identified. this will enable us to present an overview of the proteins expressed in rat pancreas tissues and lays the basis for subsequent comparative proteome analysis studies with pancreas development

    從中隨機選擇一些差異蛋白質點，進行基質輔助激光解吸-電離飛行時間質譜（ maldi - tof - ms ）測定其膠內酶解后的肽質指紋圖譜，用mascot軟體查詢swiss - port數據庫，初步鑒定為一些與生長發育、物質代謝、細胞因子、信號轉導等有關的蛋白質，如erp60 、 trypsinogen 、 proelastase 、 lipase等。
  7. These interactions are primarily dependent upon the coordinated actions of ovarian progesterone and estrogen, moreover, many other factors, such as growth factors, cytokines, ecm, adhension molecules, oligosaccharides and proteases, regarded as local mediators, endometrium and embryo have also expressed some specific receptors, via intracellular signal transduction chains and express some key genes, making receptivity of the uterus and synchronized development of the embryo to the blastocyst stage

    成功的植入是處于接受態的子宮內膜和具有侵入性的胚胎間的同步協調反應。植入過程受多種生長因子及其受體、細胞因子、粘附分子、蛋白水解酶、寡糖等的精細調控，通過胞內信號轉導及關鍵基因的表達使子宮內膜發生一系列復雜變化。
  8. The estimation result calculates the elasticities of the average cost to the output, prices of labor, fertilizer, fuel, seeds, and animal power was respectively at - 0. 26, 0. 43, 0. 23, 0. 21, 0. 074 and 0. 056 on a 5 - year - average base while the impacts of technological changes is negative in most provinces and years

    單位成本對勞動、化肥、農機用油、種子和畜力各要素價格的彈性則為0 . 43 、 0 . 24 、 0 . 21 、 0 . 074和0 . 056左右。技術進步效應的估計結果表明多數省區在這一時期內的技術效應不顯著，從而構成了玉米成本的一個增長因素。
  9. By the compounds of submandibular gland cells and collagen sponges. we investigate the optimal cell denisity of tissue engineered compound of submandibular gland cells and collagen sponges, the cellular compatibility of tissue engineered compound of submandibular gland cells on the collagen sponges with different porosity and the influence of epidermal growth factor on the adherence of submandibular gland cell to collagen sponge. our studies can primary provide theoretical ground work to form the model in vitro of tissue engineering smg

    在本研究中，以初步探討體外頜下腺細胞與膠原海綿支架相互作用為目的，採用體外分離培養sd大鼠頜下腺細胞，然後接種于膠原海綿支架上體外復合培養的方法；從不同接種細胞濃度對細胞一支架復合物影響，同一接種細胞濃度在不同孔隙率的支架上黏附、增殖的情況及表皮生長因子（ egf ）對頜下腺細胞的促增殖作用，促細胞在支架上黏附等三方面入手，初步研究了頜下腺細胞與膠原海綿相互作用的影響因素，為進一步在體外及體內構建較為理想的組織工程化頜下腺提供理論參數和實驗依據。
  10. In this paper, chroma dc coefficients are selected as the carrier data because chroma dc coefficients are robust. also, alterable steps are used to select one part of the coefficients, so the watermark is imperceptible ; before watermark embedding, the watermark is divided into many parts, every part is individually embedded into one gop of the video, even if a gop is destroyed, the watermark can be extracted correctly, this methods promotes the robustness of the watermark ; in addition, in order to promote the security of the watermark, the user ' s id and password are used to generate chaos sequence by the chaos system which is created in this paper, later, watermark is mixed by the chaos sequence. also, the embedding position of the watermark bit is modified by one chaos sequence, so, unauthorized person can not extract or remove the watermark, since the embedding position is unknown

    本文認為，色度dc系數是魯棒性非常好的參數，因而選擇色度dc系數作為水印信息載體，同時，採用可變的步長選擇部分系數，保證了水印的隱形性；在嵌入水印時，本文採用水印信息「網格劃分」 、各子塊獨立嵌入視頻的方案，由於水印信息子塊是相對獨立的嵌入視頻中的每一相對獨立的圖組當中，即使某一圖組收到一定破壞，也能夠恢復水印信息，使水印的健壯性得到提高；此外，為了提高水印信息的安全性，在嵌入水印信息時，根據用戶輸入的id號和密碼，利用本文構造的混沌系統產生的混沌序列對水印信息進行變換，同時，對每一水印信息比特的嵌入位置也採用了偽隨機序列進行調整，這樣，未授權用戶不能提取水印信息，也難以擦除其中的水印信息，因為嵌入的位置是未知的。
  11. Among the adaptive beam - forming algorithms, the least mean square algorithm is widely used because it has a simple configuration and it is apt to come true and have nice convergence. on the other hand, it has a disadvantage that it converges slowly and there is a conflict between the fixed step and the convergence pace or the error in stabilization. so people have developed many improved least mean square algorithms which generally start from convergence, stabilization, misadjustment, and robustness and come to a formula about variational step in the end

    在自適應波束形成演算法中，最小均方（ lms ）演算法因結構簡單，易於實現，能穩定收斂而得到廣泛應用，但它也存在收斂速度受限的缺點：固定步長因子無法解決收斂速度和穩態誤差之間的矛盾。因此，人們提出了各種改進的最小均法演算法來解決這一問題。改進的最小均方演算法通常從如何改進收斂速度、穩態誤差、失調量和魯棒性等指標上出發，最後在新演算法最終表達式中的步長公式上變化。
  12. Abc transporter, the elongation factors ( ef - tu ) and the other enzymes involved electron transduction and metabolism. finally, comparing long - termed salt stress with transient salt shock, there are 12 proteins induced in common, which means different stress regulatory mechanisms are inextricably linked to each other

    應用maldi - tof ms分析，已初步確定25個誘導蛋白的功能，其中包括親和溶質脯氨酸合成必需的酶、 abc轉運蛋白、熱激蛋白（ hsp60 ） 、 dnak及蛋白合成的伸長因子ef - tu 、與代謝途徑、信號傳導和電子傳遞系統有關的酶。
  13. At the same time, the former promotes regeneration, but the latter restrains regeneration ; the most important factor of micro - habitat affecting survival of two - year seedling is still litter, but the influence of litter is unfavorable

    其中前者的影響為正，後者的影響為負；影響兩年生幼苗存活最主要的微生境綜合因子為「枯落物」 ，但不同的是「枯落物」變為阻礙幼苗進一步生長存活的因子。
  14. The disease, low quality of embryo, semen contamination, breeding out of time, low quality of recipient, not synchronous estrus between donor and recipient, antiquated preserve to embryo, hereditary unsoundness, accidental injury by medicament, vaccination, feeding and management to depart from science, immunological reaction and multiple embryo in uterus are the more important factors

    這些因子主要包括疾病、胚胎質量差、精液污染、不適時配種、受體羊質量差、供受體羊發情不同步、胚胎保存時間長、遺傳缺陷、誤用藥物、接種疫苗、飼管不科學、免疫反應、子宮內多胚等。
  15. Chapter 4 : the paraxial propagation of partially coherent beams with the hermite - gaussian mode is investigated. the more generalized and simple expressions of the mean squared width and the beam quality factor of the beam with different mode order are obtained in terms of the cross - spectral density. our re - sults show that the higher order strengthens the variations of the mean beam width and the beam quality factor for partially coherent beams, and the relation between the two parameters of partially coherent beams is independent of the coherence length

    第四章：初步探索了部分相干厄米高斯光的傍軸傳輸，根據交叉光譜密度得到了其不同模階數的平均光束束寬和光束質量因子更一般的解析表達式，較高的模階數使得光束展寬得越快，光束質量變差，且這兩個光束參量的關系與部分相干厄米高斯光的相干長度無關。
  16. In order to maintain the sustainable use of land and water resource, to protect the land from desertification and to make longyangxia reservoir safe, firstly, the spatially disturbed model has been established in which includes dem - based precipitation and runoff, regional transpiration and regional water balance modules in gonghe. secondly, the model of grassland climate potential productivity and the model of grassland productivity modified by plant water demand and stocking intensity factors has been constructed in gonghe. according to the carrying capacity and the actual amount of animals on the grassland, coupled with actual grassland investigation, and by using social - economic data, the grassland productivity, species composition, biotope and the cause of desertification has been analyzed

    為了做到對本區的水土資源的可持續利用、防治本區的荒漠化和保護龍羊峽水庫，所以基於dem和已有的氣象、水文長短期觀測和實測數據，首先構建了青海共和盆地降雨、徑流、蒸散和區域水分平衡的分散式模型；進一步在此基礎上，構建了青海共和盆地草地生產力的模型和基於作物水分耗散與放牧因子校正的青海共和盆地草地生產力模型；利用草地載畜能力和現有牲畜量以及社會經濟因子等統計數據，結合實地調查，分析了青海共和盆地草地生產力、物種構成、生境變化和荒漠化成因及其內在驅動因子，並對草地可持續利用做了評價。
  17. The full - length of leeil2 gene is 1845bp, leeil2 encodes transcriptional factor. in this study, in order to investigate the role of leeil2 in tomato fruit ripening, three expression vectors had been constructed and mobilized into agrobacterium twnefacious eha105

    番茄中得到的ein3同源基因為leeil1 2 3 ，其中leeil2與番茄果實成熟衰老過程密切相關，該基因全長1845bp ，可能編碼細胞核內轉錄因子。本研究對leeil2基因進行了轉基因分析，為進一步研究leeil2在番茄果實成熟過程中的作用與功能奠定基礎。
  18. By coating the collagen solution containing bone morphogenic protein ( bmp ) or basic fibroblast growth factors ( bfgf ) on the plla membrane surface via the " grafting and coating " method, bioactive plla membranes were prepared

    進一步利用「接枝塗層」技術，將含有生長因子bmp或bfgf的膠原溶液塗層在plla膜表面，制備了含有生長因子的活性plla材料。
  19. A new variable step - size cma blind equalization algorithm is introduced to conquer the defects of cma, in which the step size is controlled by the estimation of error signal ' s autocorrelation

    摘要提出了一種自適應變步長恆模盲均衡演算法，利用剩餘誤差信號的自相關函數估計值作為控制步長的因子來自適應改變步長的大小，克服了恆模演算法存在的固有缺陷。
  20. Preparation and preliminary identification of the monoclonal antibody to bovine bfgf

    抗牛堿性成纖維細胞生長因子單克隆抗體的制備及初步鑒定
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