系帶分子 的英文怎麼說
中文拼音 [xìdàifēnzi]
系帶分子
英文
tie molecule-
This paper made a research on effects of n - butyl alcohol as auxiliary in traditional mesoporous zeolite synthesis system
摘要研究了在傳統的水體系下,將少量正丁醇引入介孔分子篩合成體體系做助劑對介孔分子篩合成及其物化性能帶來的影響。As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion
分析結果表明: ( 1 ) rapd技術研究黃海帶魚和小帶魚的遺傳多樣性具有較高的靈敏度和檢出率,帶魚的多態比例和遺傳多態度均較小帶魚的低; ( 2 )線粒體165出兇a基因序列在分析兩物種遺傳變異時表現出保守和變異的雙重特性,種內變異極小而種間較大: ( 3 ) 5個隨機引物擴增出種特異的ra衛d帶,可作為種間分子鑒定標記; ( 4 )研究證實帶魚和小帶魚是不同屬的兩個種,從而在分子水平上支持了nelson分類系統的觀點。In this paper, the basic characteristics of neilingding island ? s flora and their relationships with the neighboring floras were studied. the results show : ( 1 ) the vascular flora of neilingding island consists of 127 families, 367 genera and 551 species, of which 38 species of 25 genera and 20 families belongs to pteridophyta ; ( 2 ) the typical families of seed flora are lauraceae, rubiaceae, apocynaceae, annonaceae, euphorbiaceae, moraceae, aquifoliaceae, rutaceae, araliaceae, myrsinaceae, urticaceae, menispermaceae, araceae, palmae, etc. most of them also are the basic elements of cathaysian flora ; ( 3 ) 342 genera of seed plants in neilingding island can be classified to 13 types according to wu zheng - yi ? s " areal types of chinese genera of seed plant " ; the dominant geographical elements are pantropic genera ( 36. 05 % ), old world tropic ( 12. 54 % ), tropical asia ( 11. 60 % ), the total tropical elements made up to 84. 90 % of the total number of genera, but the typical and specialized tropical elements are scanty. most of them mainly distributes to sub - tropic or even to temperate zone ; ( 4 ) comparing the floristic composition of neilingding island with those of the neighboring regions, they is closely related to the flora of hong kong which is situated to the east of neilingding island. they all are belonged to the south china province of cathaysian kingdom
通過對廣東內伶仃島的維管植物區系進行全面考察、採集、鑒定和研究,結果表明: ( 1 )共有野生維管植物127科367屬551種,其中蕨類植物20科25屬38種,種子植物107科342屬513種, 12種為廣東新記錄; ( 2 )種子植物區系的表徵科主要有:樟科、茜草科、夾竹桃科、番荔枝科、大戟科、桑科、冬青科、蕓香科、葡萄科、五加科、紫金牛科、蕁麻科、防己科、天南星科、棕櫚科等; ( 3 )屬的地理成分以泛熱帶分佈為主,其次為舊世界熱帶及東亞分佈; ( 3 )通過與鄰近地區植物區系的比較,發現內伶仃島與香港植物區系相似性最高,與古田、古兜山的相似性次之,而與南崑山的相似性較低,它們均屬于華夏植物區系界的華南省。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There are a series of lead - zinc polymetallic deposits, such as fozichong, dongtao, xiashui, wenlongjing and jilongding distributed along the fault zone. these deposits have some similiar features : ? ll of them are bounded in the strata of lower palaeozoic group ; ? ain orebodies occur as stratiform or stratoid form with occurrence consistent with that of host strata ; ? tratiform skam or baritic rock are the direct country rock of orebodies ; ? ypical syngenetic sedimentary fabric preserved in the ore. these deposits may be included in the same metallogenic series
佛子沖、東桃、下水、文龍徑、雞籠頂等一系列鉛鋅多金屬礦床沿該斷裂帶分佈,這些礦床雖然在成礦規模、賦礦層位和礦石礦物組成等方面存在一些差異,但均產于下古生界地層中;主要礦體呈層狀、似層狀產出,與地層產狀大體一致;直接賦礦圍巖為層狀綠色巖或重晶石巖;礦石中保留有典型的同生沉積組構。Compared with the behavior of macromolecules in real solution system, the adsorption information in the monte carlo simulation system, such as adsorption isotherm, surface coverage, and bound fraction, was studied for discussing its relation to simulation parameters. five - selection simple cubic lattice, self - avoiding walk, and nearest interaction model were used to construct the homopolymer adsorption model on the solid - liquid interface. periodic boundary conditions were used to reduce the fixed error from limited cubic lattice in size
模擬中採用五選擇簡單立方格子上的自迴避行走和最近鄰相互作用模型;使用周期性邊界條件以減小有限大格子空間帶來的系統誤差;用鏈節間相互作用能、界面吸附能、體相濃度和鏈長約束體系中的高分子的吸附行為;用末端轉動、 l -翻轉、曲柄運動、蛇形運動和r - r切除-生長法對模擬體系進行擾動;用系統達到吸附平衡后的樣本來研究模擬體系中的高分子鏈在固液界面上的吸附。The 486 genera are devided into 13 types and 14 subtypes of geographical elements. analysis of the floristic composition and the geographical elements shows that the flora has a complex composition dominated by tropical elements. floristic analyses indicate that influences of the tropical flora and of the temperate flora are quite strong upon the gmnr flora, and the former is some stronger
從屬的分佈型的分析可知,該地區具有中國15個種子植物屬分佈區類型中的14個分佈類型,表明該區系成分復雜,區系成分以熱帶?亞熱帶成分佔優勢,熱帶和溫帶成分均有影響,而以前者較為強烈。The key studied areas are the paishanlou, daban, dayintaogou, wujiazi gold deposits. in terms of the study of regional structures, geophysics, and geochemistry, and necessary tectono - physical and numerical modeling, as well as studies of ore - forming and ore - controlling structures, the author holds that the detached - ductile sheari ng zone of the metamorphic core complex is the main ore - controlling structural system, and the regional mineralization is related with the regional ore - forming structural systems which are controlled by compounding of regional structural systems with different time and grade
重點以排山樓、大板、大櫻桃溝、五家子等金礦礦田構造調查為基礎,以區域地質構造、地球物理、地球化學研究為背景,輔以成礦構造物理模型、數學模型,通過成礦構造、控礦構造研究,將本區金礦的成礦構造確認為變質核雜巖拆離滑脫剪切帶,並且是與區域成礦構造系統相聯系,在不同時期、不同級序、不同力學性質構造體系成分復合條件下成礦。The scheme embraces four projects, namely ( 1 ) to build up sluices at anqiu bridge and nanzhou bridge ( and the one at anqiu bridge is the first choice ) so that pollutants can be from entering the lake ; 2 ) as a necessary accessory for the above project, to supplement water capacity from changdang lake as a strategic water source into the protection program, and culvert - pipe plan is recommended from two other alternatives through systematic analysis ; 3 ) to carry out comprehensive realignment for some reed regions which are located at the entrances of the lake, and to develop a wetland ecosystem mainly with some reeds ; and 4 ) to set up a green protection belt right round the lake, including planting reeds at lakebeach, building forest belt, developing bases of green foodstuff and disposing sludges in the lake base
該方案由4個工程子系統組成, ( 1 )截污工程:在岸丘橋和南州橋位置各築一節制閘(而岸丘橋工程又是首選工程) ,以封住湖泊兩頭入流,杜絕污染物進入水源地的截污工程; ( 2 )引水工程:是截污工程的配套工程,利用下游長蕩湖來補充水量,並對3個引水工程設想進行了系統分析,推薦涵管方案,同時將長蕩湖作為該市戰略水源地一併納入保護體系中; ( 3 )濕地生態處理工程:對進入蕩區前的蘆葦區進行綜合整治,發展以蘆葦為主的濕地生態處理工程; ( 4 )環湖綠色自然保護帶工程:包括建設圍湖蘆葦蕩、環湖林帶、綠色食品基地以及污泥處置。Clustering analysis showed that plants in the genus of p. salicina could be distinguished from those in the genus of p. ameniaca ; there was some genetic relationship among p. mume, p. salicina and p. ameniaca, of which p. ameniaca was closer to p. mume in genetic relationship ; and the distance between varieties of each genus was different, with the smallest being 0. 1138 and largest being 0. 7633. the genetic distance reflects genetic relationship between tested materials. the result that varieties of each genus were close to each other in genetic relationship testified the traditional morphology - based taxonomy from the genomic dna
不同引物擴增出的帶型完全不同,聚類分析結果表明,李屬植物和杏屬植物能完全被區分開,李、杏和梅之間表現出一定的親緣關系,其中杏,梅之間的親緣關系較近,各屬品種之間都有不同的遺傳距離,最小距離為0 . 1138 ,最大距離為0 . 7633 ,遺傳距離的大小反映了材料間親緣關系的遠近,各屬內品種的親緣關系比較近,這一聚類結果從供試材料基因組dna分子水平驗證了傳統的形態學分類觀點。Among them, the cosmopolitans are 30 genera, 28. 04 % of the entire angiosperm flora of the wetland, and it is consistent with the intrazonality of the wetland ecosystem ; the temperate elements, 44 genera, 41. 12 % of the angiosperm flora, is the dominant one
但濕地植被也要受所在地氣候帶的制約,在植物區繫上有所反映,南大港濕地植物區系中溫帶成分45屬,占濕地種子植物總屬數的41 . 67 ,遠高於其它區系成分。Measurement error analyzing of electroic belt conveyor scale in blendig system and improveme
配料系統電子皮帶秤計量誤差的分析及改造( 2 ) on the side of mechanism of bt cottonseed industrialization, there are common grounds between and kemao co. : multi - participates form a advantage community with contract share in common profit, but the forms of interest distribution are different ; they constitute wholesome organizes system and apply some systems, such as produce and sale in term of contract, price subsidy and non - marketing arrangement, moreover reinforce intellect development of industrialization system to evade risks ; they introduce corporation production and management mechanism, take quality as the center, establish strict index system and project management system, reinforce seed production and sale management ; they endeavor to increase financing channels to promote bt cottonseed industrialization to function effectively
( 2 )冀岱公司和科貿公司bt棉種子產業化運行機制有許多共同點:多元參與主體結成一個利益共同體,以合同為紐帶,分享共同利潤,但利益分配形式有所差異;建立健全的產業化組織體系,利用各種制度、 「非市場安排」並大力加強產業化體系的智力開發等措施來規避風險;引入企業化生產經營管理機制,以產品質量管理為核心,制定嚴格的指標體系和管理制度,建立健全的銷售網路體系,加強種子生產與銷售管理;積極拓展資金籌措渠道,促進bt棉種子產業化有效運行。Species diversity dominance niche community ordination and classificationx population spatial pattern in desert - oasis ecotone in fukang, along with their relation to soil factors, are analyzed by quantitative vegetation analyze methods. the characteristic x dynamic of landscape ecological pattern and their influence factors are also analyzed by the partition of landscape transect. oasis stability is primary explored by the successive observation of soil water and salt in sangonghe basin in fukang
採用植被數量分析方法,分析了荒漠綠洲過渡帶植物群落的物種多樣性、優勢種生態位、群落排序與分類、種群空間格局,以及它們與土壤因子之間的關系;通過劃分景觀樣帶,分析了阜康土地利用景觀生態格局的特徵、動態及其影響因子;通過阜康三工河流域土壤水鹽的動態觀測,對于綠洲穩定性進行了初步探索。So r0 operator and godel operator are united in the systems ha the negation - a with respect to parameter a is defined in ha, the many - valued system h1 / 2 = ( [ 0, 1 ] - 1 / 2, 1 / 2 ) is discussed in detail. the classification theorem of tautologies in f ( s ) is obtained in h1 / 2. the classfication of tautologies is defined on hq
本文還在h _系統中引入了帶參數的非運算,較細致地研究了多值系統的子代數理論,以為賦值域建立了f ( s )中重言式的分類定理,並將廣義重言式分類定理推廣到系統h _ ( 0 1 )中。These special optical properties make clc possess of great potential application such as testing and analyzing, using as broadband reflective polarizer or circular polarization filters and field - display and so on. the most of applications are relevant to the choice reflection property. this property depends on molecules arrangement of its planar structure
膽甾相液晶的這些獨特的光學特性就決定了它有著很大的潛在應用價值如:測試分析、寬帶反射式偏振片、圓偏振濾光片及場致顯示等,這些應用均與膽甾相液晶的平面排列態的選擇反射特性有著很大的關系,而其選擇反射特性主要取決于液晶分子的排列狀態。There were 161 fanilies, 639 genera and 1450 species in jigong mountain natural conservation, the composition of its flora was abundant and complex, the flora was obviously temperate, and with especially transitional character from north to south
摘要雞公山自然保護區共有種子植物161科639屬1450種,其植物區系組成豐富、成分復雜,植物區系成分以溫帶類型為主並具有明顯的南北過渡性質。Beginning with the problem of interlaced region between farming and herding, the boundary line of the interlaced region is calculated based on grid with 10km grid ; then the relation among land use of the region, soil erosion and erosion region is analyzed ; based on factor classification, no useful factors were neglected and stepwise regression method was used to analysis the drive of land use change ; fractal method was applied to analysis the degradation of land - use and relation among land use, soil erosion and wind - water erosion zone ; environmental variances are introduced to establish characteristic index of land use change and analysis the effect of land use change on soil erosion
從農牧交錯帶的實質問題入手,基於10公里網格,計算農牧交錯帶的界限;在此基礎上分析農牧交錯帶的土地利用、土壤侵蝕及與風水侵蝕帶的關系;在因子分層的基礎上,剔除不需要因素,採用逐步回歸的方法,進行土地利用變化驅動力分析;運用分形方法分析土地利用的退化,並分析土地利用與土壤侵蝕的關系,引入環境變量,建立土地利用變化特徵指數,分析土地利用變化對土壤侵蝕的影響。The catena product wholly design for transporting definite corrosive medium have granule or crystal, adopt steel pad uhmw - pe to made it. owned excellent resist causticity and reputably resist attrition, structure and design is model of hang arm front - karat, impeller is half karat model no front cover, boost up transit capability of passage. let the granule and impurity of medium pass pump - cavity quickly not to jam
本系列產品專為輸送具有一定腐蝕性且含有細顆粒或有結晶的介質而設計,採用鋼襯超高分子量聚乙稀模壓成型工藝製造,具有優異的耐腐蝕性和卓越的耐磨性能,結構設計為懸臂前開式,葉輪為半開式無前蓋板,增強了流道內的通過性,使介質中的顆粒及雜質很快通過泵腔而不會堵塞,軸封為k型氟橡膠密封環外帶冷卻水套,兼顧了耐腐與耐磨的雙重要求。Emisphere technologies in tarrytown, n. y., has developed a series of molecular carriers that appear to squeeze proteins to make them smaller so they can cross cell membranes more readily
美國紐約州塔利鎮的艾米球科技公司已經發展了一系列的攜帶分子,似乎可將蛋白質壓縮得更小,更容易穿過細胞膜。分享友人