鏈異構化 的英文怎麼說
中文拼音 [liànyìgòuhuà]
鏈異構化
英文
chain isomerization-
Our study shows that maturity has an effect on the evolution of long chain alkyl benzenes, that is, with the increase of maturity, the carbon number distribution of alkyl benzenes shifts to the lower homologues isomers ; relative abundance of alkyl benzenes isomeride decreases, whereas n - alky benzenes increase
研究表明：長鏈烷基苯的演化受成熟度的影響，表現為隨著成熟度的增加，長鏈正構烷基苯的碳數分佈前移，長鏈烷基苯異構體相對豐度減小；而正構烷基苯相對豐度有增加的趨勢。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物進行pcr擴增，得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上，篩選反向克隆，然後將其反向構建到植物表達載體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生物學研究的基礎上，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分析。It is hard to get the important parameters such as link delay and loss rate directly, because the internet has becomes massive, distributed and heterogeneous. network tomography is now a hotspot for inference the internal link delay and loss rate with the end - to - end measurement data. we call current network tomography as unconstraint network tomography for its not adding any constraint condition and all of them nearly are based on some likelihood algorithm
由於網路日益向著大型化、異構化、分佈化發展，通過直接進行網路測量的方法，來獲得網路內部鏈路的時延和丟包率參數就變得越來越困難，網路層析成像方法作為一種通過端到端的測量數據來推斷網路鏈路性能參數的技術正成為研究的熱點之一。In the paper, a speed estimator based on artificial neural network is designed according to the principle of direct torque control, the speed estimator is optimized by genetic algorithm, and the parameters of pid speed adjuster is also optimized by genetic algorithm. a stator linkage and torque observer based on stator resistance estimator using fuzzy neural network is also designed. eventually, the intelligent control of direct torque control system is implemented
本文根據異步電動機直接轉矩控制原理，在應用人工神經網路進行速度辨識的基礎上，利用遺傳演算法對神經網路速度辨識器進行了優化設計；運用遺傳演算法對pid速度調節器的結構和參數進行了整合；在採用模糊神經網路對電機定子電阻辨識的基礎上，進行了定子磁鏈及轉矩的觀測，為最終實現無速度傳感器直接轉矩控制系統的智能控制創造了條件。The expression vector prep9 was employed for the effective expression of ugt1a9 in chinese hamster lung cells ( chl ). the cell lines established were used for the study of glucuronidation in vitro, and the drug metabolism characteristics were summarized. as has been indicated that ugt1a9 mainly glucuronide hydroxyl, compounds that have aliphatic or phenol hydroxyl were selected for substrates of ugt1a9
由於botiag主要催化羥基的們醛釀綴合反應，本實驗選擇具有不同結構類型的含羥基化合物作為底物，一類是羥基處于芳環的異丙酚和撲熱息痛，其中異丙酚是gylag的專屬性底物，可以作為活性比較的參照，另一類是羥基處于脂鏈的普莢訖爾和普羅帕酮Purpose 1 construction of prokaryotic high expression vector of human platelet factor 4 ( h pf4 ) 2 expression and purification of r h pf4 3 bioassay of r h pf4 methods according to the modulation character of eukaryotic protein expression in prokaryotic cells, we design a pair of particular primers, and construct a prokaryotic expression vector pbv220 - r hpf4 by dna polymerase chain reaction ( pcr ) and dna recombinant technic. the expression plasmid was identified with pcr and dna sequencing. pbv220 - r hpf4 was transformed into e. coli dh5a, bl21 ( de3 ) and induced by increasing the temperature to 42. we identified the expression protein by sds - page and western - blotting
目的1人血小板因子4 （ hpf4 ）原核高效表達克隆的構建2重組hpf4的表達及分離、純化工藝研究3重組hpf4的特性研究方法根據原核細胞表達真核蛋白的基因表達調控特點，設計合成一對特異引物，在pt7 - 7 - rpf4表達質粒的基礎上，應用聚合酶鏈式反應（ pcr ）對其cdna進行改造，通過dna重組技術構建成重組hpf4原核表達質粒pbv220 - rhpf4 ，用快速pcr檢測法、 dna測序分析，鑒定重組hpf4表達質粒的正確性。This text focuses on applying abc thought to make research of and design erp system ' s cost accounting and controlling flow on design stage 、 purchase stage 、 production stage and sale stage, primarily including that we : ( 1 ) on design stage, imitate and optimize activity - based cost, as well as establishing the relationship between production design and enterprise production activity chain and product bom through erp ' s cost imitation function, rejecting invalid and non value added activity on applying the thought of abcm, then optimizing activity chain 、 production structure and production design from the cost point of view ; ( 2 ) on purchase process, applies the thought of abc to account and control purchasing cost ; ( 3 ) on production stage, apply thought of abc to calculate the product cost, and use the method of activity difference variance analysis to control product cost ; ( 4 ) on sale stage, apply thought of
本文重點在erp系統的設計、采購、生產和銷售等四個階段，運用作業成本思想對其成本核算及控制流程作相關的設計研究，主要包括，一在設計階段對作業成本進行模擬和優化，即通過erp成本模擬功能，建立產品設計方案與企業生產作業鏈和產品bom結構之間的對應關系，應用作業管理的思想，剔除無效非增值作業，優化作業鏈及產品結構，從成本的角度優化產品設計方案；二在采購過程中，應用作業成本思想核算與控制采購成本；三在生產製造階段，運用作業成本思想計算產品成本，並採用作業差異分析法控制企業的產品成本；四在銷售階段，運用作業成本思想計算客戶服務成本，為erp系統中的客戶關系管理提供準確的決策數據信息。Starting with customer value, using marketing management theory and competition advantage theory as guidance, regarding value chain as a strategic tool, the author analyzes the main value activity of an enterprises systematically so as to bring forward the basic strategy - combination of cost advantage and otherness - for seamless steel enterprises to participate in market competition. furthermore, by introducing modern marketing management concepts, the author also brings forward how to build the marketing channel system for the seamless steel enterprises
本文從顧客價值入手，以營銷管理理論和競爭優勢理論為指導，將價值鏈作為一種戰略性的工具來對企業的主要價值活動進行系統分析，以尋找企業獲取成本優勢和標歧立異的途徑和方法，提出了無縫鋼管生產企業參與市場競爭應採取成本領先和歧異化相結合的基本戰略，並引入現代營銷管理理念提出了如何構建無縫鋼管生產企業的營銷渠道體系。The dna electrochemical sensor was prepared by self - assembling the designed hepatitis b virus dna specific probe on the surface of au electrode together with hoechst 33258 as electro - active indicator
利用自組裝單分子膜法，將人工合成的乙肝病毒單鏈dna片斷作為特異性探針固定在金電極表面，結合電活性指示劑hoechst33258構成dna電化學傳感器。In section four the thesis in details analyzes the reason of the " alteration " in curriculum implementation, mainly including three aspects of reason : firstly, the reasons of curriculum itself, that is value orientation formerly - designed curriculum, practicability and elasticity of curriculum plan ; secondly, influence come from the interior of education system, that is curriculum design, the difference between designer and implementor, the hinderance of linking up in the chain of main - body ; thirdly, influence come from external environment, that is traditional view from society, the support and policy which forms a complete set from the government, the regional feature of curriculum implementation and the development and changes of times and etc. in section five the thesis talks in details about how to promote to produce " construction " effect and how to restrain " impediment " effect
第四部分，具體分析課程實施中「異變」出現的原因。主要包括預設課程的價值取向、課程計劃的可行性、課程計劃的彈性等課程本身的原因；教育系統內部課程規劃、設計者與課程實施者的異質性、課程實施過程中主體鏈溝通障礙也容易引起異變的產生、課程實施者的素質等方面的原因；外部環境社會傳統觀念的影響、政府部門的配套政策與支持、課程實施的地域特點、時代的發展變化等方面的原因。第五部分，具體探討在課程實施中如何採取相應的措施促進「異變」的建構效應的產生，抑制其阻礙效應的產生。Provides links to topics covering changes to execution flow, and new support for structured exception handling
提供到包含對執行流程、結構化異常處理新支持更改的主題的鏈接。分享友人