超提純 的英文怎麼說

中文拼音 [chāochún]
超提純 英文
ultrapurification
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : 提動詞(垂手拿著) carry (in one's hand with the arm down)
  • : 形容詞1 (純凈; 不含雜質) pure; unmixed 2 (純粹; 單純) simple; pure and simple 3 (純熟) skil...
  1. When the field is slowly - varying, the scalar field potential acts like a cosmological constant. in addition to the quintessence models, many other theories for dark energy have been proposed, including models based on super - symmetric gauge theories, super - gravity, small extra dimensions, large extra dimensions, quantum field theory effects in curved space - time. all these models are essentially based on the existence of a mass less scalar field acting at a cosmic scale

    除了真空場模型外,科學家亦出其他解釋黑暗能量的理論,這些模型建基於不同的物理理論或假設,例如對稱規范理論重力增加一些小或大的空間維數量子力學在彎曲時空的影響等等,這些理論模型,返本溯源,其實背後都假設存在著一個特性類似於宇宙常數的無質量量場。
  2. 6 - phosphogluconate dehydrogenase ( 6 - pgadase, ec 1. 1. 1. 44 ) was isolated by homogenate, ammunium sulfate fractionation, deae - sepharose chromatography, blue - sepharose affinity chromatography and gel filtration with sephadex g - 200 from bacillus subtilis, and some properties of the enzyme had been studied. a 113. 8 - fold purification was obtained with a 8. 2 % yield. the purified enzyme moved as a single electrophoretic band in page

    將枯草芽孢桿菌聲波破壁后的粗取物進行分段鹽析、 deae - sepharose陰離子交換柱層析, blue - sepharosecl - 6b特異結合柱層析和sephadexg - 200凝膠過濾等化步驟,得到聚丙烯酰胺凝膠電泳為單一蛋白區帶,比活為1 . 46u mg的酶制劑。
  3. Corneal surfaces in eyes with regular astigmatism are thought to be toroidal surfaces. based on mathematical models for corneal surfaces before and after treatment, a corneal ablation model is given for such refractive errors as spherical myopia, compound myopic astigmatism, and simple myopic astigmatism. a similar corneal ablation model is also given for such refractive errors as hyperopia, compound hyperopic astigmatism, and simple hyperopic astigmatism

    採用環面( toroidalsurface )建立起規則散光下的角膜曲面模型方程;定量研究了手術光學區屈光不正兩種通用的矯正模型,一種模型適用於單近視、復性近視散光、單近視散光的矯正,另一種模型適用於單遠視、復性遠視散光、單遠視散光的矯正;另外,作為影響手術效果的重要因素,出了一種用於光學區直徑和過渡區寬度均可調節時過渡區角膜切削量的計算模型。
  4. Tera xtal technology corporation earns iso 9001 certification. january 12, 2002 ( taipei, taiwan ) tera xtal technology corporation today announces that it has been officially certified as an iso 9001 - compliant manufacturer of " single crystal wafers "

    由於研發能力強、生產技術熟,加上其以越客戶預期的高品質產品為目標,該公司將打破國內過去由日貨壟斷的局面。
  5. This product is mainly used for preparing pure and high purity water, waste water treatment, and extraction of biochemicals and radioactive elements. it is also used in catalyst

    本產品主要用於水,水的製作,廢水處理,生化製品的取,也用於催化劑和煉放射性元素等。
  6. The technical measures for deep reducing coal moisture were urgent needed due to china devoting major effort to implement the new and high technologies used for coal liquefaction and preparation high purity coal. through the analyses of current situation of technical level for coal drying and dewatering, the paper suggests to take overheat steam produced from power plant as a heat source, use the disk dryer to deeply reduce coal moisture with simple working process and low production cost

    本文針對我國人力實施煤炭液化和煤制備等高新技術,迫切需要將煤中水分深度脫除的技術手段,通過對我國煤炭乾燥脫水技術現狀與水平的分析,出以電廠過熱蒸汽為熱源,利用盤式乾燥機,以簡捷的乾燥工藝、低的乾燥成本,深度脫除煤中所含水分的技術方案。
  7. Get the inclusion bodies 2 ) western blot analysis of fusion protein expression ( 1 ) electrophoresis ( 2 ) transfer proteins from gel to membrane ( 3 ) blocking ( 4 ) incubation with primary antibody ( 5 ) enzyme conjugate incubation ( 6 ) substrate incubation. 3 ) gst detection module with cdnb enzymatic assay 3 purification of gst fusion proteins 1 the denaturalization of inclusion bodies. 2 purification using glutathione sepharose 4b column wash matrix with 1 pbs, prepare a 50 % slurry for batch purification method, pack column with matrix slurry

    三、 gst一hbrp重組蛋白的化1 .聲破碎細胞,離心,上清和沉澱進行sds一page電泳分析2 .樣品處理取包涵體,變性后,加人用pbs平衡過的以utal腸onesepb抓脫4b ,室溫下孵育3 .以utadtionesepharose4b柱化以utad雲onesepharose4b柱的準備根據毛山lel ,決定化所需的gll衛ta1如oneseph娜se4b的柱床體積,用預冷的1xpbs清洗cldtathionese戶, se4b ,得到50 %的基質
  8. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度過400 ,但在ptfe中加入無機填料會使復合材料吸水率高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於高其與其它組分的相容性,高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  9. Purifying the main active components from the extracts of rhodiola sachalinensis by ultrafiltration

    高山紅景天乙醇浸液有效成分的化研究
  10. According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography

    第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容量的主要因素主要是抑制柱的電流效率和離子交換膜的極限電流密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以高電流效率,在通常情況下電流效率可達到90以上;在選用同種離子交換膜的前下,可通過增加離子交換膜的有效面積達到高極限電流的目的從而高抑制柱的抑制容量,因此出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃度為200mmol / l電導率過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的水,並且具有穩定性高、分析結果準確等優點。
  11. ( 2 ) also, we discuss how to set up a hydrogen network super structure and a optimization model of oil refineries. the advantage of the super structure is considering suppliers, consumers, purifier, compressors, pipes and pressure constraints, and connecting all possible links from sources to sinks

    ( 2 )本文討論了煉油廠氫網路子系統結構的構建和優化方法,綜合考慮了氫系統的供氫裝置、耗氫裝置、裝置、壓縮機、管網,以及系統壓力的約束條件,建立了所有可能的氫源與氫阱之間的連接。
  12. One who by the science of uniting the individual consciousness with the ultimate consciousness in pure loving devotion, rendering unadulterated service exclusively unto me ; such a one completely surmounts these three modes of material nature and qualifies for elevation to the realized platform of the ultimate truth

    凈的奉愛服務中,修練個體意識(覺知)與根本意識(知覺)的融合統一,專一無二地向「我」粹無攙雜的服務,這樣的人就完全越了生命自然本能的三性態,而有資格躍升到實現根本真理的境界。
  13. The isolation and purification of dnaase in the earthworm the earthworm dnaase was purified from the tissue extract of earthworm by denaturing the protein with low ph buffer, high temperature, ammonium sulfate precipitation, deae - cellulose ( de52 ) chromatography and ultra - filter membrane

    雙胸蚓組織中dna酶的分離化雙胸蚓組織粗取液經過選擇性酸變性、選擇性熱變性、硫酸按分段鹽析、 deae一纖維素( de52 )柱層析、濾膜分級分離后得到一個電泳的dna酶。
  14. In the base of analysis the water conservancy project ’ s management system history and actuality of our country, this paper point out some problems in the system, such as the property is not clear 、 personal exceed 、 the outlay is not enough 、 the system of insurance is not perfect ; bring forward something that can use reference in our country through introduce the water system of america 、 japan 、 holland ; then put forward the combine of construction and operation of water conservancy project, mainly study in feasibility research stage 、 design stage and building stage ; then, analysis the framework of pure - commonweal 、 quasi - commonweal and management water conservancy and point out the management system of water conservancy projects that suit in the conditions of our country. mainly in develop mixed farming 、 deepen in the system of personal 、 make correlation policy accelerate the reform of the water conservancy project system. at last, the author give some advice

    本文在分析我國水利工程管理體制歷史和現狀的基礎上,指出我國水利工程管體制存在的諸如單位性質劃分不準、人員編、工程管理經費不足、社保體制不健全等方面問題;通過分析日本、美國、荷蘭等國的水利工程管理體制,出可供我國水利工程管理體制模式借鑒之處;進而出新建水利工程建設管理和運行管理有機結合的方法,主要從可研階段、設計階段、施工階段進行結合;然後按照水利可持續發展戰略思想,探討適合我國國情的三類水利工程管理體制模式,分別分析公益性、準公益性、經營性三類水利工程管理體制模式,研究出適合我國國情的水利工程管理體制模式;從開展多種經營、深化人事制度改革、制定相關政策等方面促進水管單位管理體制的改革;在文章的最後,出筆者的幾點建議和展望。
  15. Adoption the front is first into of, the revolution line scan the technique ; make the clear degree of portrait and appearance exceed the speed limit to increase, attain perfect pure nature of color result, accurate restore each appearance, is all your each inch view deeply drunk is in the hundred percent of magic power world

    採用當前最先進的革命性的逐行掃描技術使圖象及畫面清晰度高,達到完美凈自然的色彩效果,準確還原每個畫面,令您每寸視線均沉醉於魅力十足的影音世界。
  16. To deal with gas separaion at high pressure and high temperature, inoghc membranes are used widely in the ligh of the production and the uitrahigh purity of hydrogen isotope requlred by some special professions and the defects of the current einpoyed membranes separation technology the preparation teehnology of high h - permselective membrane

    在涉及高溫、高壓環境下的氣體分離中,主要使用的是無機膜分離技術。針對特殊行業對氫同位素氣體處理量及度的需求和現有膜分離技術存在的問題和不足,創新性地出了利用耐熔金屬鋯等對氫的高滲透性,制備高選擇滲氫膜的分離技術。
  17. With a variety of active skin beautifying element of selected natural pearl essence, chlorophyll time - inverse non - trace repair factor and 100 pure aloe oil etc. adopting international advanced nanometer ultra micro powder technology and biological enzymolysis technology, it can perfectly cover face defect and line crack, adjust uneven skin tone, smoothen skin, build up skin transparency, in the meantime, it can resist pollution, improve skin tone, make your skin like crystal and lotus flower

    好處:精選天然珍珠精華、葉綠素逆時無痕修復因子、 100 %蘆薈油等多種活性美膚成份,採用國際先進的的納米微細粉末技術和生物酶解技術,完美遮蓋面部瑕疵及細紋,調整不均勻膚色,平滑肌膚,締造肌膚透明感的同時,抵抗污染,亮膚色,令肌膚晶瑩剔透宛如出水芙蓉。
  18. To isolate and purify dnaase in the earthworm first, the tissue extract of earthworm was prepared by dissolving the earthworm with sucrose and denaturing the protein with low ph buffer. then dnaase was purified by denaturing the protein with higher temperature. the following steps were ammonium sulfate precipitation, deae - cellulose ( de52 ) chromatography and filtration by ultra - filter membrane

    雙胸蚓組織中dna酶的分離化採用蔗糖溶解雙胸蚓,並選擇性酸變性制備雙胸蚓組織粗取液,再經選擇性熱變性、硫酸銨分段鹽析、 deae ?纖維素( de52 )柱層析及濾膜分級分離對雙胸蚓組織中dna酶進行分離化。
  19. The main technical conditions for preparing activated clay with bentonite were determined. the decolored rate and activated degree of the product were increased by processing bentonite ore. the high quality activated clay was prepared successfully. moreover, the factors affecting the quality of product were also discussed

    本文以安徽某地膨潤土為原料,首先對其分級,然後對影響活性白土質量的主要工藝條件進行較為系統的試驗研究,成功地制備了脫色力大於200 ,且脫色率、活性度均過國家化工行業規定的一等品標準的高效活性白土。
  20. Combining sio2 / al2o3 ultrafiltration ( uf ) membrane and pva ( pa ) / sio2 - a12o3 nf membrane, the purification and concentration process of erythromycin ( er ) could be achieved more efficiently such as, energy saving, higher recovery rate and potency of the product as the lower temperature condition by using the uf - nf composite system

    在對紅黴素的分離研究中, 5102 / a1203無機濾膜一聚乙烯醇(聚酞胺) / s102一a12o3復合納濾膜混合膜分離體系對模擬紅黴素發酵液中的紅黴素具有較好的分離取效果。
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