生物分選 的英文怎麼說

中文拼音 [shēngfēnxuǎn]
生物分選 英文
organic sorting
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶態調查和室內試驗測量析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. On the base of degrading effect of cm, the paper investigated the correlation between microorganisms and nutrient salt in the water body. it showed that the correlation between ammonifying bacteria and nh3 - n was 0. 74 ; the correlations between nitrifying bacteria, denitrifying bacteria and no _ ( 3 ) - n were 0. 65, - 0. 53, respectively. the correlation between phosphorus bacteria and po _ ( 4 ) ~ ( 3 ) p was 0. 76

    根據復合微對水質的降解效果,擇其使用量為2g時,對水體中微功能菌群與營養鹽含量的相關性進行了研究,其中氨化菌與氨氮,硝化菌與硝氮,磷細菌與磷酸鹽均成正相關關系,相關性r別為0 . 74 , 0 . 65 , 0 . 76 。
  3. This paper introduced the application of biotechnology in rice genetics and breeding, including tissue culture, cell mutants selection, protoplast fusion, apomixis, molecular mark assisted breeding and genic transformation

    簡要綜述了技術在水稻遺傳育種中的應用,主要包括組織培養、細胞突變體的篩、原質體融合、無融合殖以及子標記輔助育種和轉基因技術等方面。
  4. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段擇集;初步了解和掌握了研究地區的地光譜特性及變異規律,進一步明確了掌握地光譜特徵和變異規律是用成像光譜儀數據提取地信息的基礎;發現了基於光譜整體形狀的類方法在很大程度上能夠消除由於傳感器、地目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地,通過引入均值和方差圖像參與類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被量和蓋度都有密切的關系,是開展精細植被類研究和植被定量反演的重要基礎;像元的導數光譜析可以消除土壤背景的影響,是進行植被量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並析了模型的適用性。
  5. Trial 2, effect of supplemental copper of different type on nutrition and specific immunity of mice - ii the grouping of trialt animal was the same as trial 1, at the first day, second day, third day, one mouse was injected with pha brine fluid for 10mg / kg avoirdupois after weighing in the same time in each repeat, following the 7d, 14d, 21d, 8d feeding period, after weighing, blood was made, wrigh - giemsa coloration, counting the number of lymphocyte female cell and overage lymphocyte, index of immune organ, copper concentration in liver and spleen

    試驗二,不同形式銅對小鼠營養與特異性免疫功能的作用-試驗動組同試驗一,進入正式試驗期后,在每周第1天、 2天、 3天同一時間每重復取1隻小鼠,稱重后每天按10mg kg體重肌肉注射一次植血凝素理鹽水溶液,並於試驗第7天、 14天、 21天、 28天稱重后尾尖取血,姬姆薩-瑞氏染色,計算t淋巴細胞轉化率,計算免疫器官指數,測定肝臟、脾臟銅含量。
  6. In the research field of food preservation, an intense interest for scientists is focused on the isolation of antimicrobial substances from microbial metabolites. natural biopreservatives derived from traditional fermented foods are generally recognized as safe. in this paper, one strain screened for its safety and broad antimicrobial spectrum and its antimicrobial substance - - bacteriocin are studied in detail

    本文從傳統的發酵食品中篩出一株安全、具有廣譜抗菌活性的芽孢桿菌,並對其抗菌活性質細菌素進行析,為微天然防腐劑的開發以及在食品中的應用提供理論依據。
  7. These confirmed the successful transformation of the a78 - 3 and a78 - 4 on selection medium containing basta. microarray on membranes were fabricated from a set of 384 pinus taeda genes ( cdnas ) related to lignin synthesis, adaptation or primary metabolism for examination of gene expression in the sublines. the results showed : ( 1 ) the correlation coefficients between the transgenic sublines a78 - 3 and a78 - 4 and the untransformed control a95 : 88 : 22 were 0. 8028 - 0. 9028, while those of a78 - 5 are 0. 8897 - 0. 9302

    擇384個與木質素合成及植理代謝和環境適應性有關的基因或cdna片段構建尼龍晶元膜,並對轉基因細胞亞系a78 - 3 、 a78 - 4和a78 - 5和對照亞系a95 : 88 : 22等培養再植株進行基因表達的微陣列檢測,結果表明: ( 1 )三個亞系與對照之間的pearson相關系數別為0 . 8607 、 0 . 7975和0 . 9630 。
  8. The fluorescence of substrate immediate influences the sensitivity of fluoroimmunoassay. 3, 3 ', 5, 5 ' - tetramethylbenzidine and 2 - chloro - 10 - [ 3 - ( 4 - methyl - l - piperazinyl ) propyl ] - loh - phenothiazine ( prochlorperazine ) are used for the substrate of immunoassay. 3 ) a novel enzyme - link fluoroimmunoassay system using 3, 3 ', 5, 5 ' - tetramethyl - benzidine as substrate to determine the complement 3 ( c3 ) was developed

    酶聯熒光免疫體系中的關鍵部在於活性質的固定和熒光底擇,本文試發展幾種新的熒光底用於酶聯熒光免疫體系的檢測。
  9. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上長,並且毒力基本保持不變;耐酸性試驗中,病毒別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5鐘到150鐘,毒力均有不同程度下降,其中, 50作用30鐘,病毒平均滴度下降2個單位; 50 , 60鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。學試驗,利用實驗室現有條件,擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  10. The development of a multicellular organism results from the selective expression of genes and the maturation of proteins is dependent on molecular chaperons

    多細胞體發育的實質是基因的擇表達性,表達蛋白的成熟則有賴于子伴侶的協助。
  11. Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed

    本實驗以河套蜜瓜果肉基因組dna為模板,用甜瓜acc氧化酶基因特異寡核苷酸鏈為引進行pcr擴增,得到128bp的擴增產。將得到的擴增產克隆到質粒載體pmd - 18 - t上,篩反向克隆,然後將其反向構建到植表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精學研究的基礎上,通過花粉管通道法轉化河套蜜瓜,共獲76顆瓜,並進行了硬度和含糖量的析。
  12. This paper summarized the inheritance and variation of main biological and economic characters in rape progeny from hybridization and distant crossing, inquired into the selective mating of hybrid parent and the selection of hybrid progeny, analyzed the problems which had existed in rape distant crossing breeding, and put forward some ideas for accelerating the stability of characters in distant crossing progeny

    概述了油菜品種間雜交後代及遠緣雜交後代主要學性狀和經濟性狀的遺傳變異現象;對雜交親本的配及雜種後代的擇進行了探討,析了油菜遠緣雜交育種中存在的問題,就加速遠緣雜種後代的穩定提出了一些見解。
  13. The factors affect the quality of platelets during the course of preparation, two cryobiology parameters of platelets and the new characteristics of new subpopulations in cryopreservated platelets were studied based on methods selected or set up in our laboratory

    在遴和建立血小板新質量檢測新方法的基礎上研究冰凍血小板的製作過程中血小板質量影響因素和冰凍血小板的部低溫學參數以及冰凍血小板的新學特性。
  14. Many microorganisms synthesize and excrete compounds which are selectively toxic to other microorganisms.

    許多微能合成並泌一些對其它微擇性毒力的化合
  15. Electrochemiluminescence ( ecl ) is a technique that combines chemiluminescence ( cl ) and electrochemistry ( ec ). the cl reaction was initiated by an electrochemical reaction at electrode surface. such an electro - initiation reaction introduces a large number of additional advantages, such as high sensitivity and selectivity, rapid and convenient operation and relatively simple instrumentation system

    它將電化學技術與化學發光檢測結合起來,彌補了電化學方法和化學發光方法的不足,具有靈敏度高、擇性好、動力學范圍寬、檢測快速方便、儀器價格便宜等優點,近幾年來在析化學,尤其在析領域引起了人們的極大關注。
  16. Materials to be used : e. g. ldpe, lldpe, hdpe, pp, pp non - woven, biodegradable materials etc

    擇使用的料:例如ldpe lldpe hdpe pp ,不織布或全
  17. Mips are suited as bio - mimetic materials due to their long - term stability, durability to extreme physical and chemical conditions. therefore, molecular imprinting paves a new way for sensing technique overcoming the disadvantages of the biological recognition methods

    與天然的子識別系統如單克隆抗體或受體相比, mip具有很高的擇性和穩定性,因此適合於用作模擬傳感器的識別元件。
  18. In this paper, monolayer, microemulsion and biomolecule were selected as the template to induce crystal growth of calcium oxalate. the effect factors of them were discussed

    本文擇單子膜、微乳液、子作為模板誘導草酸鈣晶體長,並探討了促進和抑制草酸鈣晶體長的因素。
  19. Compared with the studies on macrofauna in bohai sea and southern yellow sea, the macrobenthic abundance and biomass in jiaozhou bay were less than those of two seas. but the macrobenthic secondary production in jiaozhou bay was more than that of the bohai sea. using the sieves with 0. 5mm aperture mesh in sorting quantitative macrobenthic samples shows more advantages than that of using sieves with 1mm aperture mesh

    本研究同時使用了1mm和0 . 5mm孔徑的網篩進行大型底棲動,通過兩種孔徑網篩篩留大型底棲動的種數、豐度和量比較,說明0 . 5mm孔徑的網篩對大型底棲動在種類和數量組成優於1mm孔徑網篩,使群落結構更完整,樣品代表性更高。
  20. Several companies have now manufactured microfluidics devices ( “ labs - on - a - chip ” ) that allow the high - throughput chemistries needed in screening, synthesis and probing of biological molecules

    有幾家公司產能夠進行子篩、合成和探測所需的大規模化學反應的顯微射流技術設備。
分享友人