positive (l) 中文意思是什麼

positive (l) 解釋

  • positive : adj 1 確實的,明確的;確定的;無條件的 (opp qualified implied inferential); 絕對的,無疑問的,...
  • l : L-beam, L-iron 不等邊角鋼。L,£= 〈拉丁語〉 libra (= pound)。
  1. The results show that : l ) there are three anomalous high temperature areas and three anomalous low temperature areas, and the whole area high temperature anomaly took place in the late 1980s, whereas the low temperature anomaly in the 1970 ; 2 ) the spatial mode manifests identical variations in the whole area, and the temporal coefficient curve is of 2 - 3 year period oscillation and an interdecadal abrupt in the late 1970s ; 3 ) the variance of interdecadal component is obviously larger than that of interannual in the most part of nespa ; 4 ) the interdecadal variation of the temperature is mainly linear ascendance in the late 1970s, the large range anomalous high ( low ) temperature occurs when the interdecadal and interannual anomaly are both positive ( negative ) in the year ; 5 ) the temperature anomaly is divided into four patterns : southern, northern, eastern and western patterns, in which the interdecadal variation of the southern and western patterns is relatively importance and the interannual variation of eastern and northern pattern is relatively importance

    本文用夏季( 6 - 8月)中國東北地區91個測站44年氣溫資料,對該區夏季氣溫的氣候平均和異常場進行分析,採用諧波分析將異常變化的年代際、年際尺度分量分離,分別分析兩種尺度上氣溫異常的時空特徵,最後應用reof進行了氣溫異常的區劃,研究局域異常變化的年代際、年際分量的變化特徵。結果發現: 1 )東北夏季有三個異常高溫高發區和三個異常低溫高發區。全區性異常高溫(低溫)階段出現在上世紀80年代后( 70年代) 。
  2. Transformed shoots were selected on solidified medium containing kanamycin. ten kanamycin resistant transformants were obtained by direct or induction calla. these transformants were checked by pcr, pcr - southern blot and southern blot, confirmed that two positive transformants were integrated into the genome of boechmeria nivea l guad

    對所得到的抗性轉化株進行了pcr 、 pcr - southernblot 、 southernblot檢測,其中2株呈陽性,證明vp4基因已整合到苎麻基因組dna中。
  3. Explants were then transferred onto the selection medium containing 500mg / l carbenicillin and loomg / l kanamycin and incubated at 25, 16 / 8h light / dark cycle. small leaves of adventitious shoots differentiated from explants were cut and dipped into gus staining solution. positive shoots, gus tinted, were induced to root

    分化出的不定芽切下半張葉片進行gus染色,呈陽性的植株從外植體上切下,在生根培養基( ms 0刀sing lnaa 50mg幾kan )中誘導根的形成。
  4. Construction and expression of yeast engineering yaccine : s14 / gnsag " as transformed to yeast host straln x33 by means of electroporation after ppiczaa s, . aresag " as l ined by saci enzyme. the single fungus, as choose and dibble inocu1ating in we and am plate, the positive fungus was gro ' ing in rm but not in w, and was 6 inoculated in ypd which included zeocine 500ug / ml and 1000ug / ml. 5 transformers were ampl if ied by pcr, three is same with positive control

    選取單個菌落分別點種到刪平板和md平板,找出在回d上生長正常, w上生長緩慢或不生長的菌落,即陽性菌落,再以陽性菌落分別塗布zeocine含量500ug加, 1000ug砌l的ypd平板,以高濃度的抗生素篩選高拷貝的酵母工程菌,在含500ug ml高濃度抗生素平板上獲得了15個轉化子,取其中5個進行pcr擴增,有3個擴增產物與陽性對照相同,說明此酵母細胞中已含有s hbsag融合片段,其中之一命名為p
  5. In this paper, first strand cdna of 3abc gene was synthesized using template rna extracted from cells infected with fmdv. the complete 3abc gene about isoobp was amplified by pcr and ligated into pgem - t easy vector. after transforming e. coli dh5 a, ampicillin resistant colonies were isolated and plasmid dna was prepared and analyzed by restriction analysis and pcr. presence of the full length 3abc gene was verified by nucleotide sequence analysis and the plasmid containing the expected sequence was named as pgem - 3abc. comparing the aquired sequence of 3abc with that of reference strains, the homology is more than 99 percent. the pgem - 3abc was digested with sal i and bgl ii and ligated into xho i and bgl ii - digested expression vector ptriex - 4 neo. lt was identified by restriction analysis and pcr and sequencing that this fragment had a 17bp deletion hi the nucleotide sequence 708bp of 3abc gene, which happened to form a terminator codon behind 3ab gene, but it contained the complete open reading frame ( orf ) of 3ab gene. positive clones were selected and induced with lmmol / l isopropyl - d - galactoside ( iptg ), bacteria were detected by sds - page and western blotting after properly treated. the results showed that the 3ab gene expressed successfully in e. coli and 33. 5ku fusion protein can be recognized by the positive bovine serum of fmdv. the amount of target protein is over 26 % of the total bacteria protein by gel thin layer scanning analysis

    擴增產物連接到pgem - teasy載體中,轉化大腸桿菌dh5菌株,篩選氨芐青霉素抗性菌落,提取質粒經酶切鑒定、 pcr分析以及確證性測序證明,所克隆的1500bp左右的片段含有完整的3abc基因,與國外參考序列相比,同源性在99以上。將重組質粒pgem - 3abc和表達載體ptriex - 4neo分別用sal和bgl與xho和bgl消化后,亞克隆3abc基因至原核表達載體ptriex - 4neo中,通過酶切鑒定、 pcr擴增以及序列分析,發現克隆到ptriex - 4neo載體上的片段於3abc基因708bp處出現了17bp的缺失,碰巧在3ab基因后形成一終止密碼子,但3ab基因的閱讀框架完整,選出含有3ab基因完整閱讀框架的陽性克隆,用iptg誘導表達,收集菌液進行sds - page電泳、 westernblotting分析,結果表明, 3ab基因在大腸桿菌中成功表達,其表達產物為分子量33 . 5ku的融合蛋白,並能被口蹄疫病毒陽性血清識別。經薄層掃描分析,表達量占總蛋白量的26以上。
  6. The second part of this paper is mainly concerned about an interesting matrix inequality presented in [ 5 ], which is then generalized in m ~ " under the entry - wise nonnegative ordering. we introduced the concept of sub - kronecker product, and establish an inequality which relates the schur complement of a and b for positive semidefinite matrices a and b. our results improve the related known results obtained by t. l. markham and r. l. smith in 1998 ( see [ 5 ] )

    第二部分研究了文獻[ 5 ]中提出的一個有趣的矩陣不等式,並將此不等式在逆m -矩陣中推廣,然後引入次kronecker乘法的概念,提出並證明了一個更廣泛的不等式,改進了t . l . markham和r . l . smith在[ 5 ]中的有關結果。
  7. Positive law displays a compromise characteristic of closing up to natural law in the course of its development which shows its intensive expression in the theory of h. l. a. hart

    分析實證法學在發展中也表現出一種向自然法妥協和靠攏的特徵,這種妥協在哈特那裡得到了集中表現。
  8. Mdr1 express product p - glycoprotein was detected by immunocytochemical method and flowcytometry. the cytotoxicity and multidrug resistance reversion effect of tea polyphenol was examined by mtt assay in mcf - 7 and mcf - 7 adr carcinoma cell lines, and compared with pgp inhibitor quinidine. the pgp expression of mcf - 7 adr was strongly positive, the positive rate was 15 % ; the pgp expression of mcf - 7 was negative, the positive rate was 1. 8 %. ic50 of tea polyphenol to mcf - 7 and mcf - 7 adr is 115. 2g ml and 207. 6g ml respectively. ic50 of quinidine to mcf - 7 and mcf - 7 adr is 129. 8mol l 42. 1g ml and 94. 1mol l 30. 5g ml respectively. tea polyphenol and quinidine changed little toxicity of adriamycin to mcf - 7, but tea polyphenol and quinidine improved the sensitivity of mcf - 7adr to adriamycin significantly. immunocytochemistry and flow cytometry can detect p - glycoprotein expression level qualitatively and quantitatively. tea polyphenol is not only an anti - tumor agent, but also a multidrug resistant modulator similar as quinidine. tea polyphenol is advantageous for its little toxicity in tumor treatment

    用免疫組化法和流式細胞儀對腫瘤細胞系mcf - 7和mcf - 7 adr的p -糖蛋白表達水平進行定性定量研究。用噻唑藍比色法mtt研究茶多酚的細胞毒性及其對耐藥性的逆轉作用,並與pgp抑制劑奎尼定進行了比較。免疫組化法檢測p -糖蛋白表達水平, mcf - 7 adr呈強陽性,而mcf - 7呈陰性流式細胞儀定量檢測結果mcf - 7 adr細胞系細胞陽性率為15 % , mcf - 7細胞系細胞陽性率為1 . 8 % 。
  9. The result manifests in the pearson " s correlation coefficients : e dimension has significant positive but low correlation with mature and neurotic defense factors ; n dimension has significant positive correlation from medium level and decreased progressively with immature neurotic and mature defense factors ; p dimension has simular phenomenon as n dimension while l dimension has negative and medium level of negative correlation with pretence factor

    在dsq與epq的相關結果表明: e維度與成熟型和中間型防禦因子有低的正相關; n維度與不成熟、中間型和成熟型相關從中等依次遞減; p維度的情況與n維度相若; l維度與掩飾因子中等程度的負相關。
  10. But marxism and post - modernity have the essential difference. marxism also give positive side as well as its critics, and purchases the ultimate transcendence, so it is dialectical ; but post - modernists just purchase the pure deconstructions and damage, and totally deny the enlightenment spirit, finally going to the opposition of rationalism. this decides that it is not social thought that has broadly developed future, so we should have dialectica l manner

    但馬克思主義與后現代主義又有著根本的不同,馬克思主義在批判的同時還有肯定,並且追求最終的超越,是辯證的態度;而後現代主義追求單純的解構和破壞,完全否定啟蒙精神的態度走上了理性的反面,決定了它不是一種有廣闊發展前景的社會思潮,我們要以辯證的態度來對待它。
  11. Therefore, in the first chapter, we shall construct two new comparison results for ivp ( 1. 1 ), and then we obtain an existence theorem of ivp ( l. l ) by means of the monch fixed theorem, which conditions are wider than the paper [ 2 ] and [ 4 ]. now, we state the main results as follows : lemma 1. 5 ( comparison results ) letsatisfy where m ( t ), n ( t ) are positive bounded and integrable functions

    本章首先建立兩個新的比較結果,利用m袖ch不動點理論,在比文網凹更廣泛的條件下得到解的存在性定理其主要結果如下:引理1祉卜匕較結果)設pepc je nc 『廠在滿足lp 』三一m ( t ) p ? n (川tp ) , vtej ,意一k , ( o卜
  12. | | of sb and that there exists a positive nondecreasing function ( a ), a > 0, such that with some k, r, b > 0. then assuming also that ( ) is a regularly varying function at zero, or at infinity, with a positive exponent, [ l ] has proved large deviation results for increments like sup sup | | ( t + s ) - ( t ) | |, which then used to establish module of continuity and large increment estimates for ( )

    假設存在正的非降的函數( a ) , a 0 ,使得對某個k , , 0 ,有成立,還假設( ? )是帶有一個正指數,在零點正則變化的函數,文[ 1 ]中給出並證明了形如的增量的有關結論,並由此建立了( ? )的大增量及連續模的極限定理。
  13. The diaphragm had the ability to detect the positive serum when it was diluted to 2 ' 11 and so it has good sensitivity ; stored at 4 for at least 7 months, the sensitivity and specificity of the diaphragm did not change, so it has good stability ; when 10 positive serum was detected 3 times, the result is reproducible, so the diaphragm has good reproducible. serums from experimental inoculated piglets was detected. the results showed that when the titer is l : 16, the pigs were infected with streptococcus suis ; and when 1 : 64, the pigs could survive after challege with streptococcus suis. all the results have shown that dot - ppa - elisa was a convenient, rapid, sensitive specific useful method for the detection of antibody

    該法以硝酸纖維素膜為固相載體,包被膜載抗原製成的診斷膜片具有良好的特異性:不與仔豬副傷寒、豬巴氏桿菌病、豬大腸桿菌病、豬衣原體病、豬瘟、豬細小病毒病、豬偽狂犬病、豬布氏桿菌、豬丹毒陽性血清反應;膜片具有良好的靈敏性,陽性血清作2 ~ ( - 11 )稀釋亦能檢出;膜片具有良好的穩定性,在4至少能保存7個月,其靈敏性不變。
  14. On the medium containing 3 mg / l of ppt as selective agent, about 65 % of t1 seeds germinated, while only 5 % for wild - type seeds. on selection pressure - free medium, about 73 % of tl seedlings were gus - positive and none for the control seedlings. this is coincided with the mendel ' s law of 3 : 1 segregation

    T _ 1代的種子在含ppt3 . 0mg l的萌發培養基上萌發率為65 ,在沒有篩選壓的培養基上生長的苗子的gus陽性率為72 . 82 ,符合孟德爾的3 : 1的分離定律(去除本身不萌發的因素) 。
  15. Lf she ' s h. l. v. positive, chances are you are too

    如果她是h . l . v .陽性那你也極有可能
  16. The result exhibits that the distinct l - shape intraday and monday mode of the volatility in copper future certainly exits, and there is a positive correlation among absolute return volatility, volume and frequency of transactions

    結果表明上海期銅收益率與交易量、交易筆數以及價格水平之間確實存在著明顯的正相關關系。
  17. This paper is divided into throe sections. in section l. we study the existence of positive solutions of the following sigular equation for second order boundary value problem

    本文共分三節,主要討論抽象空間中奇異微分方程,脈沖微分-積分方程,定義在無窮區間上的微分、積分方程的解的存在性。
  18. In chapter l, we introduce the relative background on this paper and give some simple expressions of the work which have been studied. in chapter 2, in virtue of the notion of likelihood ratio the limit properties of the sequences of dependent nonnegative continuous random variables are studied, and a class of strong limit theorems represented by inequalities are obtained. the bounds given by these theorems depend on positive constant c. in chapter 3, by means of the notion of log likelihood ratio, a kind random strong deviation theorem are obtained, and the bounds given by these theorems depend on r ( )

    第一章,介紹本論文的選題背景,對已有的工作進行扼要的介紹;第二章,利用似然比的概念研究相依連續型非負隨機變量序列的極限性質,得到一類強偏差定理,其偏差界依賴于正常數c ;第三章,利用對數似然比的概念得到一類隨機偏差定理,其偏差界依賴于r ( ) ,證明中引進了尾概率和尾概率的laplace變換的概念;第四章,利用對數似然比的概念,得到了一類關于任意連續型隨機變量序列的泛函的強偏差定理。
  19. Originally, the cargo ' s actual owner ' s well - intentioned requirement of dgwb / l to the carrier is positive at protecting the benefits of the parties involved and the dredging of the port. as a matter of fact, however, not all the people who ask for dgwb / l is the real owner of the cargo and well - intentioned

    本來,真正的貨物所有人善意要求承運人無單放貨,在疏港和保護當事人利益等諸多方面都起到了積極作用,但事實上,並非所有無單提貨人都對貨物擁有真正所有權,他們也並非均出於善意。
  20. We detected the transcription and translation change of different thrs genes by semiquantitative reverse transcription - polymerse chain reaction ( rt - pcr ) analysisjelisa respectively. at same time the differentiated cell were identified by immunocytochemistry method. results ( l ) nsc induced by mitogens were nestin - positive and incorporated by brdu

    以pdgf 、 t _ 3對nsc進行誘導分化,並分別用rt - pcr半定量法、 elisa法檢測nsc在不同誘導因子作用下分化前後thr各亞型在轉錄與翻譯水平上的表達變化,用免疫細胞化學方法鑒定分化后的細胞類型。
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