neutral solution 中文意思是什麼

neutral solution 解釋
中心溶液
  • neutral : adj 1 中立的；中立國的。2 不偏不倚，公平的；中庸的；中間的；不倫不類的，不明確的；不鮮艷的，暗淡...
  • solution : n. 1. 溶解；溶液，溶體，溶劑。2. （補輪胎用的）橡膠水；〈美國〉藥水。3. 解決，解答 （of; for; to）; 解釋；（數學等的）解法，解式。4. 免除，解除。5. 【醫學】消散，消退。
  1. Study on the dissolving process of powdery patina in neutral and in weak acid aquatic solution

    弱酸性環境中溶解過程的實驗研究
  2. Moreover, the determination was not affected by ph in neutral and base solution and it was unnecessary to pretreat sample by using an acid, which is easy to apply to actual sample analysis, 2

    而且它在中性和堿性條件下幾乎不受ph影響，樣品無需酸處理，便於實現實際樣品分析。
  3. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc （惰性氣體蒸發凝聚原位溫壓法）制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅（冷軋紫銅、電解銅）在酸性硫酸銅溶液和中性含氯溶液中，在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法（ cv ）和電化學阻抗譜（ eis ）等方法。 x -射線衍射（ xrd ）的方法用來估算納米晶銅晶粒尺寸。
  4. According to the comparation among the three kinds of crude extraction methods including acid dissolve, enzymolysis and neutral salt solution. the method of enzymolysis combined with hplc was chosen to prepare cp i. the physico - chemical property of, cp i was identified

    以豬皮為材料，比較酸溶法、酶解法、中性鹽溶液法三種粗提方法，選擇得率和純度都較高的酶解法為最佳粗提法，結合高效液相色譜進行cp的分離純化。
  5. Sufficient conditions for the existence of positive periodic solution to certain neutral delay multispecies ecological competitive system are established by means of coincidence degree and some new techniques

    摘要利用重合度理論和某些新技巧建立了一類中立型時滯多物種生態競爭系統的周期正解存在的充分條件。
  6. Results came as follows : in this dissertation, we found that it was the smallness of the positive electrode capacitance that limits the performance of carbon based supercapacitors in alkaline electrolytes, and the performance could be meliorated if the active material loaded on positive electrode increased. activated carbon electrode was proved to have good capacitor performances in neutral electrolyte such as ammonium sulfate solution and ammonium nitrate solution, but a correlated problem is the corrosion of the metal current collector

    本文通過考察活性炭電極在堿性電解液中的電極行為，指出活性炭電極在堿性溶液中正極性能較差是影響碳基超級電容器性能的重要因素，增大正極活性物質的載量能夠使電容性能得到一定程度的改善，同時發現活性炭電極在硫酸銨和硝酸銨等中性電解液中具有優越的電極性能，但存在金屬集流體的腐蝕問題。
  7. Positive solution of neutral partial difference equations

    中立型偏差分方程的正解
  8. ( 2 ) the kinetics of mesostructure formation is studied. the induction time formation of a white precipitation decrease with the concentration of [ oh " ]. the effect of salts is presented because of adding the re3 + ions into neutral solution containing surfactant. the mechanism of mesostructure formation through " hydrogen - bonding interaction, complex - bonding interaction and a local reconstruction process of the frameworks "

    （ 6 ）當稀土離子進入hms樣品骨架，靠近外來原子的對稱a o st會產生小的變形。 st o st振動帶由於配位金屬電荷遷移躍遷而變成拉曼活性模。 （ ）用ftth光譜研究了a oh凝聚反應動力學，建立了a oh凝聚反應動力學方程，求得其凝聚反應活化能為28士7kj in 。
  9. The wet parts of this pump are made of full stainless steel material to perform outstanding corrosion resistance to organic acid ， organic compound ， alkali ， neutral solution and a great many of gases ， double helix carbon graphite bearing and hardalloy bearing are provided with good abrasion - resisting propertyto ensure the service life of product ， it is an optimal pump forhandling corrosive mediums without leakage

    功能描述該泵過流部份採用全不銹鋼材料，對有機酸，有機化合物，堿、中性溶液和多種氣體都有良好的耐腐性，雙螺旋槽碳石墨軸承和硬質合金軸套的磨合，具有較強的耐磨性，保證了產品的壽命，是無泄漏輸送腐蝕性介質的理想泵。
  10. The wet parts of this pump are made of full stainless steel material to perform outstanding corrosion resistance to organic acid, organic compound, alkali, neutral solution and a great many of gases, double helix carbon graphite bearing and hardalloy bearing are provided with good abrasion - resisting propertyto ensure the service life of product, it is an optimal pump forhandling corrosive mediums without leakage

    產品概述：該泵過流部份採用全不銹鋼材料，對有機酸，有機化合物，堿、中性溶液和多種氣體都有良好的耐腐性，雙螺旋槽碳石墨軸承和硬質合金軸套的磨合，具有較強的耐磨性，保證了產品的壽命，是無泄漏輸送腐蝕性介質的理想泵。
  11. In neutral solution containing chloridions, the nc copper has a more positive corrosion potentialanodic polarization test revealed that the nc copper has a lower passivation potential, critical current density and passivation current density

    Eds分析表明納米晶銅蝕孔中的s和cl含量遠高於表面。在中性含氯溶液中，納米晶銅的腐蝕電位比微米晶銅高300mv 。
  12. Using better prior estimate, the theory of brower degree and coincidence degree, the existence of positive periodic solution of a kind of neutral population model with multiple delays was studied, some sufficient conditions were obtained, which improve of the relational theorem

    摘要通過更精確的先驗估計，利用重合度理論中的連續定理，研究了一類時滯種群模型的周期解，獲得了這類模型存在正周期解的充分條件，所得結果推廣了有關結論，並使條件有所減弱。
  13. The almost periodic solution of two order neutral differential equation with piecewise constant argument

    二階中立型含逐段常變量微分方程的概周期解
  14. The existence of positive periodic solution for a neutral delay lotka - volterra system

    系統的正周期解的存在性和全局漸近穩定性
  15. Pseudo almost periodic sequence ; difference equation ; piecewise constant argument ; pseudo almost periodic solution ; neutral delay differential equation

    偽概周期序列差分方程逐段常變量偽概周期解中立型時滯微分方程
  16. Electron transfer mediators are involved to circumvent these disadvantages. the mediators include ferrocene and its derivatives, potassium hexacyanoferrate and tetrathiafulvalene. water - soluble dyes such as methylene blue, neutral red, toluidine blue and methyl viologen have also been used as mediators in solution because of their high electron transfer efficiency and low cost

    近年來，第二代電流型酶傳感器以一些電子媒介體如二茂鐵及其衍生物等代替氧，加強了酶與電極間的直接電子傳輸，起到了酶與電極間的電子開閉器作用，加速了電極反應，降低了環境干擾，克服了第一代電流型傳感器的上述缺點。
  17. The monotone iterative techniques is used to investigate the existence of extremal solution of periodic boundary value problems ( pbvp ) for neutral delay differential equation

    摘要利用單調迭代方法給出了中立型滯后微分方程的周期邊值問題極解的存在性定理。
  18. In the second chapter, the high order neutral differential equation with forced term is considered, and sufficient condition and necessary condition for existence of nonoscil - latory solution x ( t ) satisfying liminf | x ( t ) | > 0 are obtained, respectively, there exist a d 0, such that in the third chapter, the high order neutral differential equation with forced term and its special condition are considered, and necessary condition for nonoscillatory solution of ( * ), set then ( b ) if n is even integer, > t, and ( c ) if n is odd integer, p ( t ) = l, and are obtained, respectively

    ） 0的非振動解x （ t ）存在的充分條件，即存在d 0 ，使及必要條件，存在d 0 ，使在第三章中討論帶強迫項的高階中立型微分方程及特殊情形給出方程（ * ）在一定條件下非振動解的必要條件。令則有及方程（ * * ）在一定條件下解振動的充分條件， （ a ）若n為奇數，且帶強迫項的高階中立型徽分方程的振動性（ b ）若n為偶數，且
  19. On the periodic solution of neutral functional differential equations

    中立型泛函微分方程的周期解
  20. Wash container with neutral cleaning solution after use and store for future use after it is dried

    使用后的容器，請用中性的清潔劑清洗，晾乾后保存。
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