次子生物系統 的英文怎麼說
中文拼音 [cìzishēngwùxìtǒng]
次子生物系統
英文
subbiosystem- 次 : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 生 : 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;...
- 物 : 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...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 次子 : second son
- 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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The process of vessel element ' s promotion, formation and connection in primary xylem of antirrhinum majus, a model plant, was observed through micropolariscope and bright - field microscope
利用偏光顯微鏡和明場顯微鏡,首次報道了模式植物金魚草幼苗初生維管系統木質部導管分子的發育、形成和連接過程。Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。Abstract : the early embryo developmental block is a common phenomenon in mammal when embryos are cultured in vitro. many studies of phosphorus, glucose, hypoxanthine and cytoplasmic factors on early embryo developmental block carried out by different methods such as morphology, biochemistry, molecular biology and micromanipulation have been reviewed. the merit and shortcoming were analyzed and the necessity of using simple or components limited media overcoming early embryo developmental block were also reviewed. media that have been shown effective in overcoming early embryo developmental block in mouse, rat, hamster, rabbit, pig, sheep, cattle and monkey were listed
摘要哺乳動物胚胎在體外培養中普遍存在早期發育阻滯的現象.對此,人們用形態學、生物化學、分子生物學、顯微操作等手段開展了磷酸、葡萄糖、次黃嘌呤和細胞質因素對早期胚胎發育阻滯的影響的研究.本文綜合分析了共培養系統的優缺點.說明了採用完全成分已知的培養液對進行有關研究的必要性.列出了有效運用於克服小鼠、大鼠、倉鼠、兔、豬、羊、牛、猴等動物早期胚胎阻滯的成分已知的培養液的名稱。2. 5 ul of 10 x reaction buffer, 1. 5 ul 25mm mgcl2, 0. 3 ul lomm dntp, 0. 5 ul taqdna polymerase ( 5 u / ul ), and lul ( = 20ng ) of primer were used in per reaction. each reaction was overlaid with one drop of paraffin oil. the initial denaturation step was used at 94 for 1 min 45 sec ; then denatured at 94 for 30 sec, annealed at 37 1 min, extended at iv b 72 for 2 min and repeated the cycle 45 times, at last, extended at 72 ' c for lomin
等( 1995 )利用rapd標記區分美國東部一雜交地帶的蟋蟀的兩個姐妹種, allonemobiusfasciatus和a . socius ,並於1998年使用rapd和異型酶標ic做出了這兩種蟋蟀的基因連鎖圖;國內田英芳、鄭哲民( 20of )首次將rapd技術運用於蟋蟀總科的分子系統學研究中,採用2種引物對7種蟋蟀進行了基困組dna多態性研究,並應用upg問a法構建樹狀圖,椎測系統發生關系The theoretical analysis shows that any human activities, responsible for the changes of rock, air, water, soil and biology inside or outside the caves, will influence inevitably cave animals in terms of such levels as molecule, cell organelle, cell, tissue, organ, system, individual, population, society and ecosystem. these effects can be observed on cave animal ' s shape - building, activity, tissue structure, metabolism, space - time distribution, biothythm, structure of population and society, food chain, bio - relation, diversity of population and society, and function of the above - mentioned levels
理論分析表明,凡是能夠引起地表和洞穴巖石、空氣、水、土壤、生物等變化的一切人類活動都不可避免地使洞穴動物在分子、細胞器、細胞、組織、器官、系統、個體、種群、群落和生態系統各級層次上產生效應,這些效應具體表現在影響洞穴動物形態建成、行為、組織結構、新陳代謝、時空分佈、生物節律、種群和群落結構、食物鏈結構、生物關系、種群和群落多樣性以及各層次所表現的功能的多少、快慢、強弱等方面。( 1 ) for the first time, compositing the chemical compounds of alkaline - earth metal with the adsorption material, 13x molecular sieve, silica gel, and activated alumina to gain a series of composite adsorbents with good performance that higher adsorption capacity and lower regeneration temperature and suitable for adsorption refrigeration systems that can be driven by low - grade thermal energy
首次將堿土金屬化合物及其鹽類與傳統吸附材料13x分子篩、硅膠和活性氧化鋁等復合,制取具有較高吸附量和較低再生溫度的適合於以低溫熱能驅動的吸附製冷過程的一系列優良復合吸附劑。分別在自製的吸附製冷、除濕製冷模擬實驗裝置上,測得該系列復合吸附劑與水和乙醇組成的吸附製冷工質對的吸附製冷性能以及除濕製冷性能均優于傳統吸附劑( 13x ,硅膠和活性炭) 。The target studied in this paper is one of the most important components in the ads. coupling the two innovative fields in the nuclear scientific and technological circles that are accelerator and sub - critical reactor. the physical function of this part is be as the neutron source, accepting the medium or high energy proton, breeding spallation reaction, arising the self - sustaining nuclear fission and generating the power
本文所研究的靶件作為該系統最重要的關鍵部件之一,耦合核科技界的兩大創新領域-高功率質子加速器和次臨界堆,該靶件的物理作用主要是接受中、高能質子,發生散裂反應,產生中子源,引發持續鏈式反應,產生能量。To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds
利用所取資料,系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等特徵;綜合分析了影響沙塵起動的諸物理因子在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下,湍流動量通量和湍流感熱通量都是重要的湍流交換,沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。The first step is to select the proper biometric features, and the fingerprint and facial are chosen. then the second step is to select the ic type, through analysis, philips p8rf5016 is chosen. based on security analysis, the basic structure and main function of the passport system are designed
論文首先對生物特徵技術的性能進行了分析,然後選擇了指紋和面像技術作為電子護照的應用,其次是進行ic晶元的選型,通過分析,選擇了philipsp8rf5016晶元,第三對系統進行了安全分析,針對安全分析,進行了系統的總體設計,包括系統的基本構成,主要功能和各部分功能的確定等等。The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion
本文的實驗主要是在天津芥園水廠的中試系統上完成的,論文的成果和結論主要包括: 1 )通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后水的cod _ ( mn )降低40 ,且可較好地控制濾后水的嗅味和色度; 3 )初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響:經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。In this review, the present status of the molecular and physiological mechanism of the differentiation and development of cotton fiber is discussed, in which the molecular and physiological mechanism of the producing of the cell turgor, loosening of the cell wall, synthesis of the composition molecules and their incorporation into cell wall, signal of the starting of secondary wall thickening, cellulose biosynthesis, and layout of cellulose microfibril regulated by cytoskeleton are introduced in detail
摘要本文綜述了棉纖維分化、發育的分子生理機制的研究現狀,著重討論了棉纖維細胞膨壓的產生、細胞壁的鬆弛、結構分子的合成和加入、次生壁增厚的啟始信號、纖維素的生物合成和細胞骨架系統控制纖維素沉積等機制。Aiming at the limitation of basic evolution strategies, a kind of growth mechanism - based evolution strategies and its realization are introduced. chapter three presents the evolution strategies - based optimizing of seaport container logistics system, firstly the structure of chromosome is introduced, then a kind of hybrid mutation operation is used, the detail process of the optimizing method is also described, finally the traveling sequence optimization of the containers is introduced as an example to testify the feasibility of the new optimizing method
在以往的港口物流系統規劃研究中,遺傳演算法和模擬退火法是經常採用的數學方法,第三章首次研究了基於生物進化策略的港口集裝箱物流系統優化方法,提出了一種基於混合變異的自然數編碼進化策略演算法和染色體的構造模式,並以集裝箱運送順序優化問題為例,實現了基於生物進化策略的港口集裝箱物流子系統的優化。First, based on reading lots of references biomass gasification technology is discussed in detail including the basic principle of biomass gasification, categories and working principle of biomass gasification equipment and ancillary system of biomass gasification in this paper. second, performance calculation modules of sub - systems such as gas turbine, heat recovery steam generator, steam turbine and dryer in the bigcc system are built, especially, performance calculation modules of gas turbine fueling biomass fuel gas based on variable specific heat and biomass dryer are built. in the mean time, program of performance calculation modules for sub - systems is developed using delphi 6. 0
首先,本文在閱讀大量文獻基礎上對生物質氣化技術進行了詳細的闡述,主要包括:生物質氣化基本原理、生物質氣化設備的種類和工作原理以及生物質氣化的附屬系統;其次,建立了bigcc系統中各個子系統燃氣輪機、余熱鍋爐、蒸汽輪機、乾燥器等的性能計算模型,特別建立了基於變比熱的燒生物質燃料氣的燃氣輪機性能計算模型和生物質乾燥器的性能計算模型,並用delphi6Secondly, with swot analysis method, author analyses the decision - making tactic for enterprises to implement tpl ; based on the binary decision - making criterion developed by ballow, author present the essential mode of decision - making on logistics, and analyses several operational management mode of tpl - the specialization and individuation operational mode based on core competitive ability, the conformity mode based on supply chain, virtual business mode based on modem electronic technology, and integrated logistics agent mode. and then, in the view of logistics, author analyses the principle abided by tpl enterprises in the process of reengineering the process of logistic business, analysing and designing the structure of tpl enterprises based on reengineering the process of manufacture and business. further more, author study the design mode of information management system for tpl, comparing and analysing typical information management system for logistics
鑒於此,本文分析了發達國家第三方物流事業的發展及其第三方物流運作管理的經驗,結合中國物流行業的現狀和環境,進行了如下研究:首先,基於第三方物流的基本概念及相關理論與技術方面,提出了關于第三方物流的見解;其次,應用swot分析方法分析了企業實施第三方物流的戰略決策,研究了基於ballow開發的tpl二維決策標準,提出了第三方物流戰略決策基本模式,剖析了幾種第三方物流的運作管理模式,即:基於核心能力的專業化和個性化運作模式、基於供應鏈管理的整合運作模式、基於現代電子信息技術的虛擬經營模式和綜合物流代理模式;然後,從物流的角度,分析了第三方物流企業在物流流程重組的過程中應注重的原則,從而以物流重組生產流程,重組物流業務流程,對第三方物流企業的組織結構進行了分析與設計;進而對第三方物流信息管理系統方案設計模式進行了研究,對當前典型的物流信息系統方案進行了比較與分析。Secondly, the paper introduced the composition of semi - physical simulation system in the mass and the realization methods of every component ' s functions. afterward the paper introduced the designed ways of tow subsystem : information management organ of ship motion and emulation produce organ of ship motion, and made emulations of ship ' s motional model and the models of ambient interference
其次,本文總體介紹了船舶運動半物理模擬系統的組成及各組成部分功能的實現方法;然後,重點介紹了其中船舶運動信息管理器和船舶運動模擬產生器兩個子系統的軟體設計方法,並對船舶運動模型和海浪模型進行了模擬。Electronic commerce, as a result of high speed development in communications, network and information technology, combines the enterprise, supplier and customer of traditionary commerce firmly with its powerful data information and efficient corresponding network, which can press manufacture close to consumption, and can reduce transactiona ! cost of material flow, fund flow and information flow. so we say electronic commerce is a thoroughly commerce innovatory mode, it is a direction of trade in the future
電子商務作為通信、網路和it技術高速度發展的結晶,它應用強大的數據信息和高效的通信網路把傳統商務的企業、供應商和客戶緊密聯系在一起,使生產和消費更為貼近,減低了物流、資金流以及信息流傳輸處理成本,是對傳統貿易方式的一次徹底變革,也是未來貿易發展的必要方向。This paper reviews current development in researches of the field of microbial diversity in polluted soils at home and abroad based on the methods of isolating culture and biomarkers, and the knowledge of microbial diversity from the angles of different ecological levels, and explores advanced approaches, new ideas and issues in the research on soil microbial ecological processes aiming at new problems in soil pollution the world is faced with
本文基於分離培養以及生物標志分子方法,從不同生態層次上認識微生物多樣性,較全面、系統地綜合評述國內外污染土壤環境的微生物群落功能、結構及分子遺傳多樣性的研究進展,並針對新形勢下土壤污染所面臨的新問題,探討了近期土壤微生物生態學過程研究的重要手段與科學問題。分享友人