c strain 中文意思是什麼

c strain 解釋
豬瘟疫苗毒株
  • c :
  • strain : vt 1 用力拉,拉緊,抽緊,扯緊。2 使緊張;盡量使用(肌肉等)。3 強迫,強制;濫用,盡量利用。4 拉傷...
  1. Equal channel angular processing of the pearlitic steel ( 0. 65 wt. % c ) was successfully carried out at 650 with route c in this study, obtaining a total equivalent true strain ~ 5. the microstructure evolution of pearlitic steel in ecap was investigated by means of transmission electron microscope and scanning electron microscope. the main results are as the following : 1

    本研究成功地實現了c方式650珠光體鋼65mnecap變形,累積等效真應變達到5 。並用透射電鏡、掃描電鏡研究了珠光體組織的演變特點和滲碳體的變形。主要結果如下: 1
  2. Chitinase forming strain is a kind of special microorganisms. this strain can utilize chitin as carbon source to survive and repoduce. and it has the common biochemical ch aracteristics of secreting chitinase. chitinase can degrade chitin into chitin oligosaccharide, chitin disaccharide, and chitin monosaccharide. the application of chitinase and chitin oligo saccharide on plant resistance are extensively reported. moreover researches verified that c hitin oligosaccharide can promot the growth of plant. so chitinase froming strain is a kin d of promising fungi - resistant microorgnanism. therefore, it ' s a very meaningful work to d o more extensive and deeper researches in this respect

    而幾丁質酶和幾丁寡糖在植物抗病上的應用已經被廣泛的報道,而且有研究證實幾丁寡糖還能促進植物的生長發育。幾丁質酶產生菌是一類很有前途的抗真菌的微生物,因此,在這方面作更廣泛更深入的研究是很有意義的工作。
  3. The moveing track simulation and the strain analysis and calculation of underslung conveyor are important in designing underslung conveyor. this thesis successfully achieves this goal in autocad2000 environment by using objectarx which is an object - oriented redevelopment tool of autocad and based on the visual c + + 6. 0 platform. this thesis mainly covers the following four aspects of research work : 1

    懸掛輸送機運行軌跡模擬和受力分析計算是懸掛輸送機設計中的重要環節,本文利用autocad面向對象的二次開發工具objectarx ,藉助visualc + + 6 . 0的開發平臺,在autocad2000環境下實現了懸掛輸送機運行軌跡模擬和受力分析計算。
  4. 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壓彎柱(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?應變關系曲線的下降段,同時考慮到在箍筋加密區箍筋對混凝土的約束影響。
  5. The results of the experimental tests show that nh4cl and k2hpo4, kh2po4 are the most available nutrents to our isolates when they are degrading oils. the most suitable experinment condition is : temperature being 30 c, initial ph being 7 - 8, the shaking rate of the culture flasks is 180 r / min, the concentration of nacl is 1 %. the biodegradation results have shown that our 6 isolates have the effective degradation capability to crude oil ; within 6 days the transforing rate of oil by each single strain is more than 60 %

    本研究分離出的6株菌,初步鑒定結果為: sy1為微桿菌屬、 sy2為諾卡氏菌屬、 sy3和sy5為假單胞菌屬、 sy4和sy6為芽孢桿菌屬;實驗結果表明, 6菌株的最佳氮源為氯化銨( nh _ 4cl ) ,最佳磷源為磷酸氫二鉀和磷酸二氫鉀的混合物,最適生長條件為:溫度為30 ,初始ph值為7 8 ,搖床轉速為180r min ,鹽( nacl )濃度為1 ;通過降解實驗得出6株菌對原油都有較強的降解能力,單一菌株在5天後的原油降解率都高於60 , 6株菌對原油的生物降解反應符合一級反應動力學特徵。
  6. Methods : in the dopa liquid medium, c. neoformans of all serotype strains including capsule - deficient strain were incubated and the d value were monitored under various conditions with a bausch and lomb spectronic 20

    方法:在含左旋多巴的液體培養液中孵育各種血清型新生隱球菌,分光光度計測定不同條件下液體的d值。
  7. Molecular cloning and highly effective expression of c - terminally truncated ns3 gene of classical swine fever virus chinese strain in escherichia coli

    3絲氨酸蛋白酶功能區基因的克隆及其在大腸桿菌中的高效表達
  8. Successful construction of infectious full - length cdna of csfv c - strain has provided an excellent tool for further study csfv c - strain on level of molecular biology

    這一技術為眾多病毒分子生物學研究領域提供了極為有價值的研究工具。
  9. Interaction between the dislocations and strain - induced precipitates during stress relaxation after deformation of fe - ni - nb - ti - c alloy

    合金變形后等溫弛豫過程中位錯與析出的相互作用
  10. C ) was successfully carried out at 500 c with route c in which the sample is rotated 180 along its longitudinal axis in this study, obtaining a total equivalent true strain ~ 4

    本研究成功地實現了500時45鋼的c方式ecap變形,等效真應變達4 。
  11. The ultra - low carbon steel ( 0. 001 % c ) is subject to a strain of ~ 10 by utilizing equal channel angular pressing of ten passes with route c at room temperature. the grain size is refined to ~ 0. 3m and the resultant steel exhibited the yield strength over 678mpa with a reasonable good elongation of 47. 4 %

    本研究成功實現了室溫下超低碳鋼c方式下的ecap變形,累計等效真應變達到10 ,獲得了晶粒尺寸為0 . 3 m超細晶試樣,其屈服強度達678mpa ,是普通熱軋態的兩倍多,並保持高的塑性。
  12. Bacillus pumilus un - 31 - c - 42 was obtained by mutations of strain ba ( 06 ), which is an alkaline protease producer and separated from life waste in chengdu

    短小芽孢桿菌( bacilluspumilus ) un - 42 - c - 31是一株從成都市生活垃圾中分離,經過多次反復誘變后得到的堿性蛋白酶產生菌。
  13. Results of g + c mol % test shown that all slow - growing isolates were belong to the same species. more than 70 % dna - dna homologies were determined among 4 representative strains usda6, and usda110 ( type strains of b. japonicum ). low dna homologies were detected with usda76 ( type strain of b. elkanii )

    中l習花生根瘤菌遺傳多樣性和系統發育研究g + cmol %和dna一dna同源性分析結果表明,供試花生根瘤菌代表菌株的tm和g + cmol %均小於種內變異l隔度,表明供試花生根瘤菌均屬j二一個種。
  14. However, the die attach layer delaminated after 500 cycles and pcb cracked in the underfilled samples after long time cycling. c - sam is employed to investigate the delamination in the underfilled samples. highly concentrated stress - strain induced by the cte mismatch between the bga component and the pcb board, coarsened grain and two kinds of intermetallic compounds ( nisn / nisns ) which formed during reflow and thermal cycle and their impact on the reliability of solder joints are discussed in this paper

    充膠樣品粗化尤為嚴重; ? ni - sn金屬間化合物包括兩層:其中,靠近ni焊盤的那層比較平整,同時, eds結果分析表明其化學式近似為nisn ,而靠近焊料的那層呈板條狀,化學式近似為nisn _ 3 ,文獻表明其為亞穩相; ?充膠使得樣品最大應力范圍降了接近一個數量級並降低了dnp的作用,同時,器件失效模式變為晶元粘接層分層; ? c - sam結果表明本論文採用的充膠樣品,晶元粘接層分層起始於500周左右,而經過2700周循環的樣品,分層幾乎擴展到整個界面。
  15. 3. the two stages of primary creep and steady - state creep of 3d c / sic correspond to the gradual saturation of matrix crack and the opening of these cracks respectively. the transverse crack is the main contributor to the macroscopic creep strain of 3d c / sic, and its opening is controlled by the creep temperature

    ( 3 ) 3dc sic復合材料的減速蠕變階段和穩態蠕變階段分別對應著基體裂紋趨于飽和和逐漸張開這兩個過程;橫向基體裂紋是3dc sic復合材料宏觀蠕變應變的主要貢獻者,溫度是影響橫向裂紋張開速度的一個重要因素。
  16. Successfully cloned and constructed infectious full - length cdna of attenuated lapinized csfv chinese - strain ( derived from spleen ) could make us get pure rna virus genome of csfv c - strain, and further study and utilize mutation, deletion, insertion and substitution of csfv gene on dna molecular level

    中國豬瘟兔化弱毒(脾淋毒)全長感染性cdna的克隆和構建,可以使我們得到純粹的csfvc -株rna病毒基因組,在dna水平上研究和利用csfv的基因突變、缺失、插入和替換。
  17. The expression conditions of e2 gene in p. pastoris were optimized, the results indicated that the peak obtained after 72 hours ; pattern of inhibition / induction could improve expression level ; the best ph value were between 7. 5 and 8. 0 and the optimized methanol - induced concentration was 2 % - 3 % the e2 genes of the prevalent strain ( guangxi yulin strain ) and c strain derived from rabbit spleen tissue were amplified and cloned into e. coli the expression vector pproex - htb respectively, the recombinant plasmids pproex - gxyl and pproex - c were obtained and then were transformed into the dh5a e. coli competent bacteria respectively, the recombinant bacteria could express the major antigen region of e2 gene, the expression yields amount to 35 % and 38 % repectively

    豬瘟病毒ez基因的原核表達: pcr擴增出當前豬瘟流行野毒株,中國豬瘟兔化弱毒( c株)兔脾組織毒ez基因的主要抗原區,將其克隆到原核大腸桿菌表達載體pproex htb中誘導表達,經sds page檢測表明,重組質粒能表達ez基因主要區蛋白, westernblot檢測表明,誘導表達蛋白與豬瘟陽性血清發生特異性反應,表達量為35和38 ,可用於基因工程診斷抗原。
  18. It has made the strong basis for further studying mechanism of replication, virulence and determinant, attenuation, pathogenesis, functions of genetic products, specific diagnosis, cell and host tropism, development of dna vaccine and marker vaccine of csfv, and provided an excellent tool for molecular virology. main research contents include : based on published nucleotide sequences of csfv and by the help of computer analysis software, high conservative regions and single restriction enzyme sites of genome were selected. utilizing rt - pcr and nested - pcr techniques, 7 overlapping cdna fragments covering the full genome of csfv c - strain were successfully amplified

    中國豬瘟兔化毒(脾淋毒)基因組cdna文庫的構建、序列分析:根據已發表的豬瘟病毒( csfv )核苷酸序列,藉助計算機軟體分析,選擇高保守區段和基因組中的單一限制性酶切位點,利用rt - pcr及nested - pcr和helf - nestedpcr技術,成功地擴增出了覆蓋c -株全基因組的7個cdna重疊片段f1 f7 ,分別克隆到pmd - 18t或pgem - teasy載體進行測序后,拼接出了其核苷酸序列。
  19. The phylogenetic tree was constructed based on sequence comparison and analysis. the result showed that c strain derived from rabbit spleen tissue, c strain adapted to sk6 cell, shimen virulent strain all belonged to group 1. 1, and the prevalent virulent strains belonged to subgroup 2. 1 or subgroup 2. 2. this indicated there were at least two subgroups, which were prevailing in china, and the prevalent virulent strains were diverse far from c. strain vaccine virus

    通過序列比較和系統發生關系分析發現: c -株兔組織毒、 c ?株細胞毒和中國50 60年代流行的石門強毒株同屬于組群1 ( group1 ) ;近期豬瘟流行毒株均屬于組群2 ( group2 )的兩個不同的亞組群( subgroup2 . 1和2 . 2 ) ,表明我國目前流行毒株至少有2個亞組群。
  20. There were little difference in the amino acid composition of antigen domain of a, b and c between c strain from rabbit spleen tissue and virulent strains above. this indicated that the prevalence of csf and immunal failure may be not caused by the antigen variation of c stain vaccine virus. the e2 genes of 51 csfv prevalent virulent strains isolated from 12 provinces in china were amplified and sequencd

    對c -株兔脾毒與c -株細胞毒、經典強毒e2上的a 、 b 、 c三個中和性抗原區的氨基酸組成進行了比較,其結果為: c -株兔脾毒與c -株疫苗細胞毒的差異很小甚至沒有差異。
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