碳環形的 的英文怎麼說
中文拼音 [tànhuánxíngde]
碳環形的
英文
carbocyclic-
Carbasugars, carbocyclic analogues of true sugars, are compounds in which the ring - oxygen of furanoid or pyranoid sugars is replaced by methylene group
摘要碳環糖是一類呋喃或吡喃糖環中的氧原子被亞甲基取代后形成的糖類似物。In these chloroplasts carbon dioxide combines with phosphoenolpyruvate to form oxaloacetic acid, which is transported to the bundle sheath cells, where the carbon dioxide is released, then fixed by the enzyme ribulose bisphosphate carboxylase to form glycerate 3 - phosphate, the first step in the calvin cycle
在葉肉細胞的葉綠體中二氧化碳與磷酸烯醇丙酮酸結合形成草酰乙酸,后被運到鄰近的維管束鞘細胞,在那裡二氧化碳被釋放,后被核酮糖二磷酸羧化酶固定形成3磷酸甘油酸,這是卡爾文的循環第一步。A novel ring - enlargement oxidation of polyphenyl substituted cyclopentadienes in air ( or molecular oxygen ) promoted by perchloric acid was described, in which an oxygen atom was inserted into the cyclopentadiene - ring, forming a six - membered pyrylium salts
摘要報導了空氣(或氧氣)存在的條件下,由高氯酸引發多苯基取代環戊二烯發生新穎的碳碳鍵斷裂擴環反應,在此反應中,氧原子插人到環戊二烯環中形成相應的六元環吡喃鹽類化合物。According to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
根據肥城煤田石炭系太原組的巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵,將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮坪環境,認為太原組形成於潮汐作用為主的陸表海海岸,泥炭坪是成煤的重要古地理環境,潮渠對煤層有一定的破壞作用,地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。Abstract : according to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
文摘:根據肥城煤田石炭系太原組的巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵,將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮坪環境,認為太原組形成於潮汐作用為主的陸表海海岸,泥炭坪是成煤的重要古地理環境,潮渠對煤層有一定的破壞作用,地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north
實驗結果表明:粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用;磁化率和全鐵很好地指示生物風化成壤作用; sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用;總有機碳( toc )含量的高低,在一定程度上反應了土壤發育過程中氣候和植被狀況的變化,指示著成壤過程中腐殖質化的程度; caco3含量的變化,可以反映了黃土古土壤形成時的風化成壤作用的強弱程度,指示成壤過程中的淋溶作用和次生碳酸鹽化作用;並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異,即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。Item description : kepai grasp spring packaging standard : one unit material : carbon spring steel wires 、 plastic. packing colors : red 、 green 、 blue function : the product was easy using in any time and can boost up strength of your hand, swell blood circulation and advanced agility of your fingers
品名:科牌欖形握力器包裝規格:一隻材料:碳化鋼絲彈簧、塑膠包裝色彩:作用:本產品使用方便隨時可鍛煉你的手勁,增強血液循環,提高手指的靈活性。The electrode was found to decrease the solubility of dithizone in alkalescence solution and effectively minish the lose of deoxidize state of metal. third, a potentiometric sensor was prepared by adding copper diethyldithiocarbamate directly into the carbon paste mixture, and the electrode was found has nerst response to copper ion in solution. and in our research two pharmaceutical selective electrodes were fabricated by coating polyvinyl chloride ( pvc ) which contained electroactive material on carbon rod electrode
第二,利用- cd與環氧氯丙烷形成的交聯聚合物( - cdp ) (不溶性)包合了雙硫腙,然後將- cdp與雙硫腙包合物樹脂作為修飾劑制備了碳糊修飾電極,利用陽極溶出伏安法( asv )測定了pd ~ ( 2 + ) ,實驗發現通過包合降低了雙硫腙在堿性溶液中的溶解度並且減少了金屬還原態的流失,取得了較好的效果。Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2
利用掃描電子顯微鏡和x射線光電子能譜研究表明,二硫化碳在電池的循環過程中參與了sei膜的形成, sei膜的組成物質中主要是c 、 o 、 f三種元素,加入二硫化碳后, s元素也成為主要組分, sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。By using a same boundary dimensions high efficient and new type copper exchanger substituted carbon steel oil condenser, and increasing flow rate of circulation water to reduce the temperature of freezing oil which feeds into compressor stage, to eliminate the malfunction during compressor operation, and improve running efficiency of the machine
採取將碳鋼材質的油冷卻器更換成等外形尺寸的高效新型銅管換熱器、增加循環水流量的方法,降低了進入二段壓縮機冷凍油溫度,排除了壓縮機運行中的故障,改善了機組的運行效率。Tectonic movement in interaction with the ocean, atmosphere and living things form the carbon cycle, adjusting the carbon dioxide content in the atmosphere and stabilizing the surface temperature on earth
板塊運動在與海洋大氣及生物互動下形成碳循環,調節大氣中二氧化碳的含量,從而穩定地球的氣溫。Correspondingly, xrd patterns revealed that carbon shells became graphitic somehow. the effects of organic solvents and catalysts / catalysts precursors on the structure and morphology of products were also investigated in this study. cyclohexane, instead of benzene, was proven to be a suitable solvent, as it would not pyrolyze in the reaction system
對金屬催化劑(或前體)以及有機溶劑與產物形貌關系的研究結果表明,苯作溶劑在反應條件下易裂解並形成積炭,從而阻礙了多孔碳產物的繼續生成,而選用環己烷可以避免類似的裂解反應。The movement of rotor is balanced ; while the quality of rotor distributes asymmetrically, the additive moving - pressure the equipment engineering company of chinese jialing group fetches in super - carb - prof ambi - whisking fan that is multi - stoves produce line runs under the circumstance of 950 or so. the leaves of fan are prone to distortion, which results in unbalanced vibration and affects the machine ' s normal movement severely
中國嘉陵集團設備工程公司從德國ipsen公司引進的超級滲碳氣氛( super - carb - prof )多用爐生產線的氣氛攪拌風機長期運行於950左右高溫環境中,其扇葉極易變形,從而造成不平衡振動,嚴重影響設備的正常運行。Abstract : a preliminary investigation was made on hearth damage of a number of furnaces in china, and the analysis and discussion are presented for reasons of hearth damage in this paper. the main reasons of ring crack of the hearth are : 1. improper physical and chemical properties of baked carbon bricks. 2. the thermal stress existing in carbon bricks, alumina bricks and the furnace shell. the formation of the ring crack aggravates the abnormal erosion of the hearth
文摘:結合鞍鋼2號和7號等高爐和2號高爐的調查結果,對國內部分高爐爐缸破損情況進行初步調查,對爐缸破損原因做了初步分析和討論,認為造成我國高爐爐缸環形斷裂的主要原因是由於碳磚自身物化性能差以及爐缸碳磚和高爐爐殼之間的熱應力;環裂的出現加劇了爐缸的異常侵蝕。By studying the ancient barrier lake sediments, this paper mainly probes into the ancient climate evolution rule of more scale and less from twenty - two thousand to ten thousand years before present, diexi, minjiang river. moreover, influences to lower reaches of minjiang river is simply discussed because of die out of the ancient barrier. the using correlative theories in this thesis are mc chronology, sedimentology, isotope geology, environmental geology, geomorphology
本論文運用~ ( 14 ) c年代學、沉積學、同位素地質學、地貌學等學科的有關理論,通過對岷江疊溪古堰塞湖湖相沉積物的研究,採用沉積物碳酸鹽碳氧同位素等多環境代用指標,研究岷江疊溪地區距今約22千年10千年古氣候演化規律,討論了古堰塞湖形成演化過程與地質環境的相關性。A second purpose is image - polishing : companies that declare themselves carbon neutral may well have public - relations as well as environmental benefits in mind
其二,是為了形象增光添彩:公司通過宣稱自己碳中和,可以很好地贏得公眾贊可,並從環保的觀念中得利。According to the general principles of biomineralization, we used many functional organic templates, which can efficiently interact with caco3 crystal, to control the crystal form and the morphology of caco3. many systematic studies o f the influence of various experimental parameters, such as ph of solution, concentration of additives and caco3, temperature, aging time, etc., on the morpho - logy and size of caco3 crystals are investigated
我們系統地分析了各種實驗參數,例如溶液的ph值、有機大分子的濃度、碳酸鈣的濃度、環境溫度、陳化時間等對碳酸鈣粒子形貌及大小的影響,合成出了一系列具有奇異形貌的碳酸鈣材料,豐富了碳酸鈣形貌的種類,並對這類材料的礦化機理進行了較深入的研究。In another of the science papers, michael mumma of nasa ' s goddard space right center and his colleagues propose that the carbon - depleted c / linear may have foimed in a relatively warm environment
在另一篇刊登在《科學》上的論文中,美國國家航空航天局的戈達德航天飛行中心的邁克爾?姆馬和他的同事們提出不含碳成分的c linear或許形成於一個相對暖和的環境里。Based on the fast freeze - thaw test, the alkaline test, the water immersion test and the wet - thermal test of frp, the influence on frp mechanics behavior caused by aggressive environments are studied, and the causes of degradation of frp behavior are simply analyzed. 5
試驗研究了工程中常用的碳纖維片材和玻璃纖維片材在水環境、濕熱環境、凍融環境、堿化環境下的抗拉強度、彈性模量、極限變形的變化,簡單分析各種環境對復合材料性能影響的原因。Fuji xerox ea - hg toner for noticeably improved imaging. the advanced toner is composed of ultra - fine particles that are more uniform in size and shape than those found in conventional toners. the end result is crisper, sharper output. ea - hg toner is also environmentally friendly due to reduced co
這種高級墨粉與傳統墨粉相比,顆粒更加精細形狀和大小均一,使得最終的輸出更加完美。由於這種墨粉的產生過程中排放的二氧化碳量較低,更兼具環保的特點。分享友人