進片長度 的英文怎麼說
中文拼音 [jìnpiānzhǎngdù]
進片長度
英文
advance length-
The vertical and horizontal slides of stramata of cordyceps sinensis ( berk ) sacc were observed and photographed on optical microscope. the shape of perithecia and ascospore of cordyceps sinensis ( berk ) sacc in qinghai province, the number of ascus contained in each perithecia, the number, length, width, the horizontal partition number and the distance among the partitions of ascospore in each ascus were measured and described
把冬蟲夏草子座製成縱、橫切片，用光學顯微鏡觀察並拍照，對青海冬蟲夏草子囊殼及子囊孢子的形態、每一子囊殼中所含子囊、每一子囊所含子囊孢子的數目、長度、寬度、橫隔隔數和隔距進行了測量與描述。The results showed that the f fragment, 728bp in length, could be a new gene with a little homology to the genes coding for polyketide synthetase or fatty - acid synthetase and the b fragment, about 4kb in length, is inferred to have repeat sequences around tn5 insertion site, in which there is homology to the wa 314 right arm of the high - pathogeniciry island of yersinia enterocolitica. to reveal any pathogenicity of enterobacter cloacae b8 and its mutated strains b8b and b8f to animals, the experiment with mice was carried out
結果顯示， f片段長度為728bp ，與現有生物數據庫的blast比較分析，發現該序列僅有局部短於1oobp的區域與polyketide合成酶基因或與脂肪酸合成酶基因有低的同源性，推測為一新基因； b片段長約4kb ，序列拼接結果推測靠近tn5插入位點部位有重復序列，對b片段tn5遠端的部分序列進行blast比較，發現它與小腸結腸炎耶爾森氏菌的強毒力島有一定的同源性。All kind of oligonucleotides ( 16 sense primers, 8 antisenset primers, 128 different primer combinations in all ) were designed from the conserved motifs glpl and cfly ( distance between them is approximately 210bp ) which existed only in the type of nbs - lrr resistance gene and used as primers for scanning the genomic dna. no specific products ( which is approximately 210bp in length and obtained from genomic dna containing ht gene ) was obtained though amplified products of approximately 500 - looobp appeared in six different primer combinations
依據nbs - lrr類r基因特有的兩個保守序列glpl和cfly （兩者相距約70個氨基酸）合成所有可能的簡並寡核苷酸引物（左引物16個，右引物8個，共組成128個引物組合）對玉米基因組dna進行擴增的結果表明：在6個引物組合中得到了擴增產物，產物長度在500 1000bp之間；沒有獲得特異性擴增產物（指僅從含ht基因材料中得到，長度約210bp的dna片斷） 。1. because the taxonomic division is rather complex and has been much disputed and revised, in this part, we will review the classification and phylogeny of families, subfamilies and tribes of anseriformes based on morphology, ethology, osteology, mitochondrial and nuclear dna restriction fragment length polymorphism, single - copy nuclear dna hybridization and the sequences of mitochondrial gene analysis referring to the different definition, classification and phylogenetic relationships of the families, subfamilies and tribes of anseriformes. the controversial questions and deficiency in the systematic studies of anseriformes were pointed out
具體包括以下幾個部分： 1 、針對雁形目鳥類異常復雜的分類狀況及分類上存在的爭議，根據雁形目鳥類的形態學、行為學、骨骼學、角蛋白、線粒體與核dna酶切片段長度多態、單拷貝核dna - dna雜交及線粒體基因dna序列分析等方面的研究，對雁形目鳥類分類中科、亞科和族的劃分及其相互間的系統發生關系進行綜述，分析系統學研究中存在的不足，提出了雁形目鳥類分類中急需解決的問題。First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled
首先在推導超聲相控線陣換能器聲場的指向性的基礎上，就各個晶片幾何參數對指向性指標（主瓣寬度、旁瓣幅度、消除柵瓣） 、聲壓幅值、陣元振動模式、陣元間互輻射、有效檢測區域、精確控制能力、近場長度等方面的影響進行了論述，並在綜合各方面影響的基礎上，提出了晶片幾何參數優化設計的原則和方法，編寫了設計程序和界面。The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased
本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化，結果表明:採用普通工藝焊接時，葉片焊后殘余拉應力出現在焊縫及其附近區域，並且在葉片出水邊的熔合線附近（危險區域）出現了峰值;在採用優化的分段焊時，先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉應力峰值，降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應力的效果主要與加熱時間、加熱溫度以及加熱面積成正比，與冷卻面積成反比，並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。Further analysis showed that there are regulatory elements, including tata box and caat box, etc. pc - igs fragments were cloned and sequenced from five strains of arthrospira ( a. platensis fachb341, a. platensis fachb439, a. platensis ouqds6, a. maxima ouqdsm and a. platensis fachb791 ) and two strains of spirulina ( s. subsalsa fachb351 and spirulina fachb440 ). the cloned fragment includes 494 bp of cpcb, 252 bp of cpcaand 111 bp of pc - igs sequence
在節旋藻和螺旋藻分子系統學研究中，克隆了節旋藻和螺旋藻的藻藍蛋白操縱子中的pc - igs序列並進行序列測定和分子系統學分析，結果如下：所克隆的長度為857bp的片段包含有494bp的cpcb基因， 111bp的pc - igs序列和252bp的cpca基因。The c - phycocyanin ( cpc ) operon of blue - green alga ( or cyanobacteria ) arthrospira platensis fachb341 was cloned, sequenced and characterized by using chromoseme walking method. the sequence includes cpcb gene ( 519 bp ), cpca gene ( 489 bp ), cpch gene ( 357 bp ), and upstream sequence of cpcb ( 427 bp ) and upstream sequence of cpch genes ( 184 bp ), 111 bp of phycocyanin intergenetic spacer ( pc - igs ). upstream sequence of cpcb gene was ligated into promoter - probe vector pegfp - 1 and transformed into three systems : e. coli, synechocystis pcc 6803 and a. platensis fachb341 by supersonic and electrophoresis methods
根據genbank中報道的節旋藻藻藍蛋白基因序列設計引物，首先克隆了鈍頂節旋藻（ arthrospiraplatensisfachb341 ）藻藍蛋白操縱子中亞基基因、亞基基因部分序列及二者之間的間隔區序列（ pc - igs ）並進行序列測定，然後根據此測序結果設計引物，通過染色體步移法克隆得到藻藍蛋白操縱子長度為2086bp的基因片段，其中包括藻藍蛋白亞基基因（ cpcb ， 519bp ） ，亞基基因（ cpca ， 489bp ） ，連接蛋白h基因（ cpch ， 357bp ） ，亞基基因上游啟動子序列（ 427bp ）以及各基因之間的間隔區（ pc - igs ， 111bp ； cpch與cpca間隔區， 184bp ） 。Extensive mitochondrial dna polymorphisms were found among lagurus lagurus, mus musculu ， rattus norvegicus and mice. the findings will help us to understand the dispersion and evolution of these animals
通過瓊脂糖凝膠電泳對這些片段進行測定，同時估算出草原兔尾鼠線粒體dna的長度約為16 . 6kb 。The nucleotide ( nt ) sequence of the insert in phz1754 is 2299bps in size. computer assisted analysis of the sequence revealed an open reading frame ( orf ) with a g + c content of 70. 3 % that would encode a protein of 552 amino acids ( aa ). the nt seque nce comparision revealed that the orf in the sequenced region exhibits 85 % dna sequence homology with the cholesterol oxidase gene choa of streptomyces sp
對phz1754進行外切核酸酶（ exonuclease ， exo ）順序缺失，獲得單向長度漸減重疊的系列突變體，核苷酸序列測定顯示出該ecor - sal片段的精確大小為2299bps ， frameplot程序分析揭示出該區域一個完整的開放閱讀框（ orf ）的存在，其大小為1656bps ， g + c含量為70 . 3 ，編碼552個氨基酸，利用blastsearch程序將orf的核苷酸序列及推導的氨基酸序列與因特網上基因及蛋白質數據庫進行綜合比較，發現無論在核苷酸水平還是在蛋白水平上，該orf均與膽固醇氧化酶表現出同源性，而且與鏈黴菌膽固醇氧化酶同源性最高，說明該orf編碼膽固醇氧化酶基因。Extraction of large - fragment genomic dna in order to gain dna template of pcr amplification ( long pcr amplification and salvage pcr amplification ) which was high purity and large fragment, three methods were used to extract genomic dna of bacillus subtilis, i. e. low melting - point agarose embedding method, sds - proteinase k - phenol chloroform extraction method and bacterial genomic dna extraction kit method. the genomic dna of bacillus subtilis were gained by these methods, and the operated programs of the methods were improved. the results showed that the genomic dna extracted by low melting - point agarose embedding method were obviously biggest than that of another two methods
大片段基因組dna的提取為了獲得用於pcr擴增（長距離pcr擴增和分段pcr擴增）的高純度、大片段（至少為pcr產物長度的4倍）的dna模板，應用三種方法：低熔點瓊脂糖包埋法， sds -蛋白酶k -酚氯仿抽提法和細菌基因組dna提取試劑盒法，分別提取獲得了枯草桿菌基因組dna ，並對3種方法的操作程序進行了不同程度的改進，結果表明：低熔點瓊脂糖包埋法提取的基因組dna片段明顯大於后兩種方法，採用0 . 5瓊脂糖凝膠電泳3h ，仍然跑不出加樣孔。Wool skin are transpted by circle pressed - line convey, length of wool can be controlled from 5mm to 50mm, there are four screwing balades on the top, the convey is made of high tensile rubberiaed fabric, transpt table can be remed to adjust length of wool
毛皮的進給是採用循環壓線式傳送，能夠隨意剪毛從5毫米到50毫米，上刀裝有4片螺旋式滾刀片，傳送帶選用高密度抗拉膠布帶，傳送臺能前後移動用來調整剪毛長度。Wool skin are transported by circle pressed - line conveyor, length of wool can be controlled from 5mm to 50mm, there are four screwing balades on the top, the conveyor is made of high tensile rubberiaed fabric, transport table can be remored to adjust length of wool
毛皮的進給是採用循環壓線式傳送，能夠隨意剪毛從5毫米到50毫米，上刀裝有4片螺旋式滾刀片，傳送帶選用高密度抗拉膠布帶，傳送臺能前後移動用來調整剪毛長度。This system uses the mutual independent p89c58x2 single chip to be a sampling and judging and entering unit on the length, width and highly directions. in the meantime, the p89c58x2 carries on communication with the computer and transmits measuring data through rs485
在長度、寬度、高度三個方向上使用相互獨立的p89c58x2單片機作為采樣、判斷、進給控制單元;同時通過串列介面rs485與上位機進行通訊，傳送測量數據。Various social activities and tours for participants including accompanying persons will be organized during the congress, such as a tour to the great wall, the ming tombs and other enjoyable entertainment, post - congress tours will also be arranged. hotel and accommodation a block of rooms in the hotel kun - lun, the great wall sheraton hotel, the continental grand hotel, the cadic hotel, the hua du hotel, etcwill be reserved for participants
福州綠谷生物藥業技術研究所林樹錢研究員作了題為"靈芝菌種的dna指紋分析"的專題報告，該所應用基因組dna的隨機擴增多態性rapd技術和核糖體rdna5 . 8s its區段的限制性片斷長度多態性rflp技術，對中國大陸30個靈芝菌種dna進行dna指紋分析。The plate - tube evaporator, the single back - fin evaporator and the box condenser. after analyzing the physical model and setting up the mathematical model according to the two - phase flow of adiabatic capillary tubes, it also numerically simulates and analyzes the different effects of main parameters on the capillary tube length. based on the heat transfer analysis and counting of thermal insulation layer, the cad system accomplishes the parametric design and drawings of the refrigerator body
該系統完成了對典型製冷裝置的換熱器部件，如板管式蒸發器、單脊翅片管式蒸發器、箱壁式冷凝器的參數化設計和繪圖；分析了絕熱型毛細管兩相流的物理模型，並建立數學模型，對絕熱型毛細管各主要參數對其長度的影響進行了數值模擬和計算分析；基於對電冰箱箱體絕熱層厚度的傳熱分析和計算，完成了整個箱體的參數化設計和繪圖工作。Objective through measure telomere length ( mean length of telomere restriction fragment, trf ) of dermal and intramuscular, and study it ' s length correlating with the different human " s age. the trf was examined by southern blotting. the formula to age estimating was obtained by regression analysis between the trf and the age
目的應用southern雜交技術，對皮膚、肌肉端粒dna片斷長度（ meanlengthoftelomererestrictionfragment ，簡稱： trf ）進行觀察，測定不同年齡段人群的端粒dna片斷長度值，以期初步探明不同年齡段人群的端粒dna片斷長度的變化規律，繪制出端粒dna片斷長度值隨年齡變化的標準曲線，比較性別、籍貫對端粒dna片斷長度的影響，以期為法醫實踐工作中對無名屍體年齡推斷提供理論依據。Analyse the research of distributing of microbe community and the tendency of the change, disscuss the principle and traits of denaturing gradient gel electrophoresisand terminal restriction fragment length polymorphism, to research the law of change that the microbe community have in composting process, we can get effective and rapid information to filtrate the microorganism during composting process, then accelerate the development of compost technology
摘要對堆肥微生物種群分佈及其動態變化的研究進行了分析，論述了分子生物技術中的變性梯度凝膠電泳和末端標記限制性片段長度多態性的原理和特點，以及用於研究堆肥微生物的群落結構演變規律，為分析和篩選堆肥中的微生物提供更加有效、快速的信息，促進堆肥技術的發展。Abstract : based on the concept of space migration length of photo - activation species, the analytical expression of the total number n of photo - activation species that can reach a segment on the substrate in the cubic deposition reaction space is derived. the simulation of the relationship of deposition rate and position of substrate is also completed. the simulation result agrees with the experiment data well
文摘:基於光激活物質空間遷移長度的概念，推導出方形反應空間中到達基片上單位面積的光激活物質總數的解析表達式，對光化學汽相沉積中淀積速率和基片位置的關系進行了模擬和分析.模擬結果同實驗結果符合良好Measurement of the fragment lengths was accomplished with the use of scion image analyzed software, which allows a curved fragment to be measured in a stepwise manner at nanometer level resolution, and the change laws of three forms of dna, supercoil, open circular and linear form as the dose increased were obtained
藉助于afm ，對粒子和兩種重離子誘發的dna損傷進行了納米水平的結構分析，並結合scionimage圖像分析軟體的分段測量方法，對輻照誘發的dna碎片長度分佈進行了納米級分辨的測量。分享友人