離子擴散 的英文怎麼說

中文拼音 [zikuòsǎn]
離子擴散 英文
diffusion of ions
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 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...
  • : 動詞(擴大) expand; enlarge; extend
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • 離子 : [物理學] ion
  1. In this dissertation, refining grains, depositing conductibility carbon film on the surface of the particles and doping mg ~ ( 2 + ) into the lattice of lifepo4 were adopted to improve the electro - chemical performance of the cathode material. the cathode material lifepo4 mainly has two flaws, the low conductibility and the slow li + ion diffusion, which have a bad influence on the performance of the cathode material

    論文主要針對制約正極材料lifepo _ 4性能的兩大致命的缺點,即低的電導電率和低的鋰離子擴散速率,採取材料顆粒的細化、顆粒表面沉積碳導電層以及mg ~ ( ~ ( 2 + ) )摻雜等措施對其進行改性探索,以提高正極材料lifepo _ 4的電化學性能。
  2. Chloride ion permeability coefficient of c20 concrete and c30 concrete reduces after concrete surface is treated by reinforcing agent, and soakage reduced too. so the impermeability and carbonization resistance of concrete, especial c20 concrete, increase

    塗刷耐久性增強劑后, c20和c30混凝土的氯離子擴散系數降低,吸水量減小,抗滲和抗碳化性能提高,其中,對c20混凝土的效果更為明顯。
  3. The hydration theory and the structure forming of hplc are analyzed through xrd, sem, edxa, and the analysis of pore structure, micro hardness. the model of the interface structure between lightweight aggregate and harden cement paste is divided into 4steps, which are penetrating, hydrating and hardening, diffusing of moisture and ion, forming of optimal interface structure, and the ideal structure model of lightweight aggregate is built

    採用xrd 、 sem 、 edxa 、孔結構分析與顯微硬度技術分析了高性能輕集料混凝土的水化硬化機理及結構形成過程,把輕集料與水泥石之間界面結構形成過程分為滲透、水化硬化、水分遷移與離子擴散、界面結構優化四個階段,提出了輕集料與水泥石之間的界面結構模型和高性能輕集料的理想結構模型。
  4. Linear chloride binding and time - dependent diffusivity are taken into account in this approach

    該方法考慮了混凝土對氯的線性固化,以及氯離子擴散系數在服役期間的時變性。
  5. When the flue gas and dust past through electrical fields, they caused impact with positive and negative ion and electron between electrical electrodes to charge electric. the charged particles move and are accumulated to difficult electrical electrode due to effect of electric field force. through rapping method, the dust leaves electric electrodes and drop into the collection hopper, and the remove the dust by transportation system

    是一種煙氣凈化設備,它的工作原理是:煙氣中灰塵塵粒通過高壓靜電場時,與電極間的正負和電發生碰撞而荷電或在離子擴散運動中荷電,帶上電的塵粒在電場力的作用下向異性電極運動並積附在異性電極上,通過振打等方式使電極上的灰塵落入收集灰斗中,使通過電除塵器的煙氣得到凈化,達到保護大氣,保護環境的目的。
  6. Permeability of concrete and its correlation with chloride ion diffusion coefficient under different test conditions including water pressure method and tension method are studied

    本課題主要研究混凝土在水壓法及張力法試驗條件下水在混凝土中的滲透行為以及同氯離子擴散系數相關性。
  7. Water pressure method can distinguish permeability of concrete with different strength or air content, and penetration length or permeability coefficient has good correlation with chloride ion diffusion coefficient. tension method also can distinguish permeability of different concrete, but it has discreteness compared with water pressure method

    通過研究水壓法對于不同滲透性混凝土發現:水壓法能夠較好的區分不同強度、不同含氣量的混凝土的滲透性,滲透高度及滲透系數與氯離子擴散系數的相關性較好。
  8. Both ion diffusion and transport of ions to the root surface by mass flow appear to be dependent on soil moisture content.

    離子擴散和通過質體流動把運送到根表面,看來似乎都取決于土壤的含水量。
  9. Meaning of ions diffusion coefficient in sapphire diffusion heat treatment

    離子擴散系數在藍寶石熱處理改色中的作用
  10. ( 4 ) a nonlinear model including the loss of cross - sectional area of corroded rebar, the reduction of mechanical properties of corroded steel and the degradation of the bond strength between concrete and corroded rebar was presented

    離子擴散系數是一個隨時間、深度和氯濃度變化的變量。 ( 4 )建立了考慮銹蝕鋼筋截面面積減小、力學性能下降以及混凝土與鋼筋之間粘結性能退化的非線性模型。
  11. Water cement ratio and mixing fly ash or slag into concrete effect on ability of resisting chloride penetrating that are considered in the model. the effect of environment that include temperature, relative humidity and cumulating of surface chloride concentration of concrete are also considered. moreover, chloride diffusion changing with time is included in this model as well as

    模型中考慮水灰比和混凝土配合比(摻入不同量的粉煤灰和礦渣)變化對混凝土抵抗氯侵蝕能力的影響,同時考慮溫度、相對濕度和表面氯濃度累積變化等環境因素對氯侵入混凝土過程的影響,以及氯離子擴散系數隨時間的變化。
  12. Thus, the conclusion is drawn : when the diffusion coefficient of cf is invariable and the diffusion time is under a certain range, the beginning corrosion time of the steel in the corner of the rectangular section is independent of the size of rectangular section ; ( 4 ) through the numerical value calculation of rectangular section, the law is found of the influence on modifying coefficient of rectangular section of the thickness of protection layer of concrete and diameter of the steel and the thickness of cf on the surface of concrete, based on which practical calculating method of beginning corrosion time of the steel in the corner of rectangular section is set up

    從而得到結論:在氯離子擴散系數一定的情況下,在一定時間范圍內,矩形截面邊角區域鋼筋的初始銹蝕時間不依賴于矩形截面的截面尺寸; ( 4 )通過矩形截面邊角區域鋼筋初始銹蝕時間的計算,分析了保護層厚度、鋼筋直徑、混凝土表面氯濃度對修正系數的影響,並在此基礎上建立了氯侵蝕下矩形截面邊角區域鋼筋初始銹蝕時間的實用計算方法。
  13. The concrete used in testing bridge is monitored and some performance at definite age including compressive strength, splitting fensile strength, frost resistance, scaling frost resistance, chloride ion diffusion coefficient ( dcl - ), resistance of carbonization and pore structure by mercury porosimetry are tested. these performances are compared with that of concrete which designed by traditional method. the results show that mechanical properties of concrete designed by high durability concrete proportion and traditional method meet require ment at any age, however, frost resistance, scaling frost resistance, chloride ion diffusion coefficient ( dcl - ), resistance of carbonization and pore structure of the former are better than the latter, so high durability concrete is economic benefit

    對試驗橋用混凝土的質量進行監控,並成型試件測量所需齡期內的抗壓強度、劈裂強度與抗凍融、抗鹽凍、氯離子擴散系數( dcl - ) 、抗碳化等耐久性能指標及孔結構,並與傳統混凝土進行對比研究,結果表明:高耐久性混凝土及按傳統配合比設計的混凝土的力學性能均能滿足相應齡期的要求,但前者的抗凍融性能、抗鹽凍性能、抗碳化性能、 dcl -和孔結構明顯優於後者,並具有明顯的社會經濟效益。
  14. Polypropylene fiber reinforced concrete ( ppfrc ), steel fiber reinforced concrete ( sfrc ) and mixed fiber reinforced concrete used in plate of bridge are studied. the performances of concrete with different fiber content, such as compression strength, tension strength, splitting tensile strength, frost resistance, shrinkage, early shrinkage and chloride ion diffusion coefficient ( dcl - ) are studied

    分別研究了改性聚丙烯纖維、鋼纖維和混摻纖維對橋面板用混凝土性能的影響,研究了不同纖維摻量混凝土的抗壓強度、抗折強度、劈裂強度及抗凍性、干縮性能、早期開裂和氯離子擴散系數進行了試驗研究。
  15. Many factors regarding the modifying coefficients of circular and rectangular section are analyzed : ( 1 ) it is theoretically proved that the diffusion coefficient of cl - in concrete is dependent of modifying coefficients ; ( 2 ) through analysis of the results of numerical value calculation, it is discovered that the relation between the modifying coefficients and the thickness of protection layer of concrete is linear, from which the function expression of these two variables is gain ; at the same time, the influence on modifying coefficient of the radius of circular section and the thickness of cl - on the surface of concrete ; based on these, practical calculating method of beginning corrosion time of steel of circular section is set up ; ( 3 ) to rectangular section, the diffusion of cf in concrete is two - dimension diffusion

    討論了影響矩形截面以及圓形截面修正系數的因素: ( 1 )從理論上證明了氯在混凝土中的系數與修正系數無關; ( 2 )通過圓形截面數值計算結果的分析,發現圓形截面修正系數與保護層厚度基本成線性關系,並建立了二者之間的聯系;分析了圓形截面半徑、混凝土表面氯濃度對修正系數的影響,從而建立了圓形截面鋼筋初始銹蝕時間的實用計算方法; ( 3 )在矩形截面氯侵蝕下,混凝土處於二維狀態。本文通過計算分析,證明二維的影響區域從邊角開始向中間逐步,並證明了二維影響區域依賴于氯離子擴散系數與氯離子擴散時間的乘積。
  16. As diffusing time prolonged, the value of dci became higher but dk lower

    時間的延長,氯離子擴散明顯快于鉀
  17. On the basis of the theory of reinforcement corrosion caused by chloride, a chloride diffusion model considering the time - dependent quantities of diffusion coefficient and surface chloride concentration for predicting the content of chloride in concrete is presented in this paper, at the same time, the determination of model factors are analyzed

    論文以氯對混凝土結構的侵蝕機理為基礎,在不同氯腐蝕環境下,建立了考慮氯離子擴散系數的時間依賴性及其它因素影響的改進氯離子擴散模型,並對模型參數的選取和確定進行了深入討論。
  18. Effect of drying - wetting cycles on chloride diffusion in concrete exposed to high concentration brine

    干濕循環對混凝土在高濃度鹵水中氯離子擴散行為的影響
  19. Differential arithmetic is utilized to set up the numerical value arithmetic of the diffusion model of circular and rectangular section ; at the same time, the stability of the numerical value arithmetic is analyzed ; 4

    利用差分演算法,建立了圓形截面以及矩形截面氯離子擴散模型的數值解法,並對數值演算法的穩定性進行了分析; 4
  20. Cavity - embrane method was adopted to study oxygen and ion penetration capabilities of organic modified hydrogel material, and the oxygen penetration mechanism and ion diffusing mechanism were discussed too

    採用腔膜法對水凝膠軟接觸透鏡材料的氧氣滲透性能和滲透性能進行研究,並探討了水凝膠材料的氧氣透過機理和離子擴散機理。
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