水的離子化 的英文怎麼說
中文拼音 [shuǐdelízihuà]
水的離子化
英文
ionization of water-
Study on the acrolein hydration catalyzed by strong acidic ion - exchange resin
強酸性陽離子樹脂催化丙烯醛水合反應的研究Different molecular weight igy exitence in the purified igy suggested that the igy is uniform. through colligate comparison, the best method suit for industrialization is eliminating lipid by 0. 07 % alginic acid sodium combined with ammonium sulfate salting out afterl0 - fold diluted with ph5. 0 water
通過綜合比較,認為酸性條件下10倍去離子水稀釋卵黃液,離心後上清用0 . 07的海藻酸鈉去脂,再用硫酸銨鹽析提取純化igy的工藝流程適用於工業化的規模生產。The hydrophilicity of the modified nano - tio2 film was also studied. the ruslt shows that the hydrophilic angle has a little increase, but its super hydrophilicity is not alterant, and also shows the hydrophilic angle increasing on open entironment is slowing
結果表明,改性后催化劑的接觸角有所增加,但催化劑的超親水性沒有發生改變,同時催化劑經等離子體處理后在開放的環境中樣品的接觸角的變化緩慢一些。The preparation method of methyl 1 - naphthylacetate catalyzed by sulphuric acid, hydrochloric acid, chlorosulfonic acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate, aluminium chloride, ferric sulfate, aluminium sulfate, titanium sulfate, sodium bisulfate monohydrate, solid super acid, heterpoly acid, support heterpoly acid, composite titanate and p - toluene sulfo - chloride etc. catalyst were reviewed
摘要評述了硫酸、鹽酸、氯磺酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、五水四氯化錫、三氯化鋁、硫酸鐵、硫酸鋁、硫酸鈦、一水硫酸氫鈉、固體超強酸、雜多酸、固載雜多酸、復合鈦酸酯和對甲苯磺酰氯等催化劑催化合成1 -萘乙酸甲酯的方法。Dissociation is the breakdown of an ionic compound in water, resulting in the formation of free ions.
解離:離子化合物在水中分解成為游離的離子。The research progress in graft copolymers starch, ionized modified starch such as etherified starch and xanthate modified starch, and theirs application in water treatment were introduced
針對接枝類改性澱粉絮凝劑、離子化改性澱粉絮凝劑如澱粉醚類化合物以及澱粉黃原酸脂類等天然改性澱粉絮凝劑的研究進展及在水處理中的應用進行了綜述。Sodium chloride and hydrochloric acid are often used to regenerate spent ion exchange resins used in water purification.
氯化鈉和鹽酸常用來再生水凈化中用的廢的離子交換樹脂。The main use voltage principle, the macro - molecule water - soluble matter or peptide - lean, by the anoin and the cation, bring anoin by way of the pore, the sweat gland and the sebaceous glands aperture, will enter the skin
主要利用電壓原理,將大分子的水溶性物質或多勝(月太)離子化,經正、負離子,將帶負電荷槍實彈的物質經由毛孔、汗腺和皮脂腺開口,進入皮膚。On the basis of analysis on the pairwise action of cement paste, nanometer silica fume and clay, the paper proposes the reinforcement mechanism of the cemented soil stabilized with nanometer silica fume. the reinforcement mechanism includes cementation action of cement hydrate, ionic exchange and quadrate reaction of clay particle, pozzolanic effect, filling effect and cementation action of nanometer silica fume
在研究水泥漿?納米硅粉、納米硅粉?粘性土、水泥漿?粘性土相互作用的基礎上,將納米硅粉水泥土的固化機理總結為:水泥水化物的膠結作用、粘土顆粒中的離子交換效應和「二次反應」 、納米硅粉的火山灰效應、納米硅粉的填充效應、納米硅粉的膠結作用。Based on the analyses of water quality monitoring data of over 120 hydrometric stations in the yangtze river system during the last 30 years, the effect of lithology and climate rainfall on major ion chemistry of the river water has been studied by means of statistical approaches such as principal component analysis and correlation analysis
在分析長江流域120餘水文站點近30年水質監測數據的基礎上,運用主成分分析相關分析等數理統計方法研究巖性和氣候條件降水量對長江水系河水主要離子化學的影響。The soi is of crystal quality and the box is uniform in thickness, with the interfaces of si / sioa / si smooth and sharp. we have systematically studied the dependence of the formed soi structure on the process parameters, such as ion energy, implantation dosage, substrate temperature, as well as the annealing temperature. with xtem, sims, srp, rbs, ir, raman, aes, xps and other characterization tools, it was found that a dose window at fixed energy for water plasma ion implantation to form high quality soi structure similar to the conventional simox process exists
本論文還系統地研究了不同注入劑量、注入能量、注入時基底溫度以及退火溫度對所形成soi結構性能的影響,藉助xtem 、 sims 、 srp 、 rbs 、 ie 、 raman 、 aes 、 xps等測試分析手段,我們發現,與傳統注氧隔離( simox )技術類似,存在著「劑量窗口」形成優質的soi材料,但在水等離子體離子注入方式中soi材料結構質量對劑量變化更為敏感,隨著注入劑量的增大, soi材料的埋層厚度增大而表層硅厚度減小。A method is proposed to construct a localized active functional space from the density matrix of a large system. the large system is partitioned into central and surrounding areas. the active functional space is mainly localized on the central area. it contains all basis functions centered at the central area and all the orbitals which consist of the basis functions localized in the surrounding area and interact with the basis functions in the central area to a certain extent. an integral number of electrons are involved in the localized active functional space which can be considered as a relatively independent subsystem in the large system and for which formally isolated quantum chemical calculations can be performed. the related program has been coded and is checked through calculating the number of 4
報道了從大體系的密度矩陣出發構造定域于指定局部的活性泛函空間的方法和程序。將大體系劃分為中心區和環境區,活性泛函空間包含中心區的基函數及與其有相互作用的環境區軌道,容納整數個電子,構成大體系的一個相對獨立的子體系,可以在其中進行獨立的量子化學計算。通過計算鑭系氯化物和水合離子的4According 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提高電流效率,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提下,可通過增加離子交換膜的有效面積達到提高極限電流的目的從而提高抑制柱的抑制容量,因此提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電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。Base 1. ( chemistry ) a compound that reacts with an acid to produce water plus a salt. in solution, it forms ions that can react with hydrogen ions
1堿:與酸反應可以生成水和鹽的一種化合物。在溶液中,它可以電離出可以和氫離子反應的離子。Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway
摘要植物對鹽脅迫的耐受反應是個復雜的過程,在分子水平上它包括對外界鹽信號的感應和傳遞,特異轉錄因子的激活和下游控制生理生化應答的效應基因的表達.在生化應答中,本文著重討論負責維持和重建離子平衡的膜轉運蛋白、滲調劑的生物合成和功能及水分控制.這些生理生化應答最終使得液泡中離子濃度升高和滲調劑在胞質中積累.近年來,通過對各種鹽生植物或鹽敏感突變株的研究,闡明了許多鹽應答的離子轉運途徑、水通道和物種特異的滲調劑代謝途徑,克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面,在擬南芥突變體及利用酵母鹽敏感突變株功能互補篩選得到一些編碼信號傳遞蛋白的基因,這些都有助於闡明植物鹽脅迫應答的分子機制。Uranium dioxide powder and pellets - determination of fluorine - pyrohydrolysis ion - selective electrode method
二氧化鈾粉末和芯塊中氟的測定高溫水解-離子選擇性電極法Determination of chlorine in uranium dioxide powders and pellets by pyrohydrolysis ion - selective electrode method
二氧化鈾粉末和芯塊中氯的測定高溫水解離子選擇性電極法The effect of lithology and climate on major ion chemistry of the yangtze river system
巖性和氣候條件對長江水系河水主要離子化學的影響Multiresidue determination of organophosphorus pesticide residues in vegetables and fruit by gas chromatography - negative ion chemical ionization - mass spectrometry
負離子化學電離質譜法分析測定蔬菜水果中有機磷農藥的殘留By synthesis and reanalysis of recent research results on dry and wet deposition of nutrient elements in the southern yellow sea and the east china sea, the results suggest that the concentrations of nutrient elements in aerosol and precipitation show an apparent seasonal cycle with the maximum values in winter and the minimum values in summer, which is close related with the seasonal variations in prevailing winds and precipitation
通過對南黃海及東海海域營養鹽大氣入海通量的研究結果的綜合與再分析,說明黃海及東海海域營養鹽氣溶膠濃度和降水中的離子濃度都有較明顯的季節變化,基本上冬季最大,而夏季最小。這與該區盛行風系和降水量的季節變化有關。分享友人