mno 中文意思是什麼

mno 解釋

  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明： 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化：隨海拔高度上升，機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒，海拔1600m以下出現粘化層；土壤有機質豐富，表層有機碳含量一般在20g kg以上，有機碳含量隨海拔高度升高而相應增加，海拔3500 3700m的灌叢草甸植被下有機碳含量最高；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ，礦質元素含量的順序依次為： sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. It is concluded by kinetic study that the electrochemical polarization is the controlled step in the charge process of mno doped with bismuth

    通過動力學的研究發現，在摻bi的mno在充電過程，電化學極化為主要的控制步驟
  3. The solubility of mno in koh increases with the concentration of koh

    溶解度的測定結果表明mno在koh中的溶解度隨堿液濃度的增大而增大
  4. Method for the determination of mgo, sio sub2 ;, cao. fe sub2 ; o sub3 ;, alo sub3 ;, mno, tio sub2 ; contents in magnesite for export - x - ray fluorescence spectrometric method

    出口鎂砂中的氧化鎂氧化硅氧化鈣氧化鐵氧化鋁氧化錳氧化鈦的測定x射線熒光光譜法
  5. The results show that mno which not be modified can not be use as electrode active materials because of its poor electrochemical activity. meanwhile, the rechargeabilify of mno modified by bi and pb is improved. bismuth could prolong the second electron equivalent discharge and lead could improve the first electron equivalent discharge performance

    I44 ）對熱分解產物進行了充放電，循環伏安，恆電流極化， tafe曲線分析，交流阻抗分析，得出未摻雜的mno直接作為電極活性材料，其電化學活性很差，但通過摻bi ， ph進行改性，提高了其可充性， 1的影響主要在於第二電子放電， ph則可以延長第一電于放電
  6. Production technology of mercury - free alkaline zn mno2 battery electrolytic mno

    無汞堿錳電池用電解二氧化錳生產工藝
  7. The first one aims to survey the background of the research work. it comprises of the overview of the present status of chemical power sources, the introduction of zinc / mno _ 2 cell, the knowledge related to agcuo _ 2 、 ag _ 2cu _ 2o _ 3 、 cuo 、 cus and the introduction of nanosized materials and its preparation

    第一章綜述了本論文的研究背景，包括化學電源及其現狀簡介、堿性鋅錳電池概述、 agcuo _ 2 、 ag _ 2cu _ 2o _ 3 、 cuo 、 cus的相關知識介紹以及納米材料及制備的概述。
  8. Analysis of thermodynamn and dynamics abuct leaching pyrite and mno

    2浸出的熱力學與動力學分析
  9. The comparison of adsorbing with non - adsorbing rhizobia showed no remarkable difference in content of total cu in cinnamon soil, but adsorbing rhizobia decreased exc - cu and increased spe - cu and mno - cu markedly in cinnamon soil. this indicated adsorbing rhizobia reduced the mobility of cu in cinnamon soil. the total content of zn are 16. %

    褐土吸附根瘤菌后cu的吸持量沒有變化，但是可交換態cu含量顯著減少，專性吸附態、氧化錳結合態cu含量顯著增加。
  10. From the scanning electron microscope ( sem ) images, the higher the heat treatment temperature is, the larger the grain size is. the magnetization of samples treated at 1273k is larger than that of samples treated at 1073k ; 3. with the increasing of nife _ ( 2 ) o _ ( 4 ) contents, the resistivity of composite samples nd _ ( 0. 67 ) sr _ ( 0. 33 ) mno _ ( 3 ) / nife _ ( 2 ) o _ ( 4 ) is 1073k

    值得注意的是，在這一溫區中，這種復合樣品的磁電阻是負的，即給樣品加磁場后，樣品的電阻率反而增大，與純nd067sro33mno3樣品的磁電阻性能恰好相反，其機制有待進一步研究; 4 .隨著s :含量的減小， （ ndl一srxmno3 ） 。
  11. When the content of nife _ ( 2 ) o _ ( 4 ) reaches to 30 %, the maximum mr value gets to - 6 % at the temperature from 310k to 340k, and the resistivity ranges from 1354 to 646 cm, where applied magnetic field is 1. 8t. it is interesting that the mr value is negative which is different from that of the usual material ; 4. with the decreasing of sr contents, the resistivity of composite samples ( nd _ ( 1 - x ) sr _ ( x ) mno _ ( 3 ) ) _ ( 0. 7 ) / ( nife _ ( 2 ) o _ ( 4 ) ) _ ( 0. 3 ) changes apparently, at the same time, the mr gets worse ; 5

    3系列復合樣品的電阻率顯著變化，同時磁電阻性能逐漸變差; 5 .隨著cu含量的增大，伽嘶67sr033mnl一uyo3 ） 07 /困ifezo4 ） 03系列復合樣品的電阻率顯著變化，同時磁電阻性能得到明顯改善，當cu含量增大到y = 0 . 2時，樣品磁電阻值在293k到317k較寬的溫度范圍內基本保持在一13 . 6 % ，隨溫度變化很小，由於該溫區恰好在室溫范圍且溫區寬，因而具有很好的潛在應用價值。
  12. As one of magnetism properties in the magnetism materials, magnetoresistance ( mr ) effect shows the magnitude about resistivity dependence of the magnetic field. the time when people focus on magnetoresistance effect is the last ten years. after mr effect was discovered from the multilayered films fe / co by baibich et al in 1988, helmolt et al got the same result from la _ ( 2 3 ) ba _ ( 1 3 ) mno _ x films

    人們對磁電阻效應的研究主要在於最近的十年間，繼1988年baibich等人在磁性多層膜fe co中發現了磁電阻效應后， 1993年helmolt等人在la _ （ 2 3 ） ba _ （ 1 3 ） mno _ x等鑭錳氧化物薄膜材料中也發現了磁電阻效應。
  13. Inoculating rhizobia inhibited the cu dissolution and desorption in cinnamon soil. the content of total cu increased 73 mg / kg when the cinnamon soil was inoculated with rhizobia. compared with non - inoculating rhizobia, inoculating rhizobia showed 20. 2 - 53. 8 % increase of exc - cu, spe - cu, mno - cu and o. m - cu in cinnamon soil

    褐土中接種根瘤菌抑制了cu的溶解和解吸，褐土cu的總量增加了73mg kg ，達18 ，可交換態、專性吸附態、氧化錳結合態和有機結合態的cu增加了20 54 。
  14. Inoculating rhizobia enhanced the dissolution and desorption of zn in cinnamon soil. the dissolution of zn are 10 % higher in cinnamon soil inoculated with rhizobia than non - inoculated and spe - zn, mno - zn and o. m - zn decreased by 9. 2 - 26. 0 % in the presence of rhizobia. the comprison of inoculating with non - inoculating rhizobia showed no evident distinction in total zn, but inoculating rhizobia decreased spe - zn and mno - znand increased exc - zn in red soil

    接種根瘤菌對褐土中zn的溶解和解吸使固定態zn減少66mg kg ，達10 ，專性吸附態、氧化錳結合態和有機結合態zn減少達9 . 2 26 . 0 ，而紅壤zn的總量變化不顯著，但是專性吸附態和氧化錳結合態zn含量顯著減少，可交換態zn含量顯著增加。
  15. Influence of thermal treatment on the crystal phase transformation of mno

    二氧化錳晶型轉變研究
  16. They have been widely used in our everyday life due to their advantages on discharge capacity, specific energy and low - temperature performance et al. although such alkaline cells are in widespread commercial use there is a need to improve the cell or develop a new type of cell that exhibits reliable performance and longer service life for normal applications and performs even better than conventional zinc / mno _ 2 cells

    長期以來，由於mno _ 2堿性電池具有放電容量較大，比能量較高，低溫性能優良，性能可靠等優點，因此傳統的堿性電池一直採用mno _ 2作為正極活性物質，然而其容量性能的進一步提高受到了mno _ 2電極的限制。
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