ion concentration 中文意思是什麼

ion concentration 解釋
離子含量
  • ion : n. 【物理學】離子。 positive [negative] ion正[負]離子。
  • concentration : n. 1. 集中。2. 【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。3. 集中注意，專心。
  1. Take the average absorbance of your cauliflower homogenate and determine the thiocyanate ion concentration using the previously plotted graph. this has value of 5 marks

    利用前一題所畫出來的圖，將所有的花椰菜均質液的分光光度計讀數（吸光值）平均，並計算花椰菜均質液中硫氰鹽的濃度。此題5分。
  2. Indwelling blood hydrogen ion concentration analyzer

    心內血氧分壓
  3. Method of hydrogen ion concentration determination for pesticide emulsifiers

    農藥乳化劑氫離子濃度測定方法
  4. Standard test method for hydrogen ion concentration of dry adhesive films

    干粘膜中氫離子濃度的標準試驗方法
  5. Hydrogen ion concentration

    氫離子濃度
  6. Hint : when solute is added to a saturated solution, there is no change in ion concentration

    提示：當溶質加入已飽和溶液，對離子濃度無影響。
  7. With the increase of substrate salinity, the accumulated sodium and chloride increased. as a result, all tissues had considerablly lower osmotic potentials than that of the solution on which they were grown at 60 day after planting. changes in length, dry weight, water content, ion concentrations, osomotic potential, ion content of hypocotyls during culture indicated that viviparous hypocotyls not only afforded nutrition for seedling growth, but also reserved ions, thus charged the balance of ion concentration and osmotic potential of the seedling

    鹽脅迫下幼苗單株葉面積下降的程度大於光合速率的降低，葉面積的減小是導致減產的主要原因；木欖幼苗各組分中的離子濃度以及含量隨栽培時間而變化；栽培初期剛萌根時，幼苗原胚軸中的離子滲漏到培養液中；此後隨著根系的發育以及芽的生長，幼苗轉為從培養液中吸收離子，並以吸收na 、 cl離子為主。
  8. It shows that the content of chlorophyll - a, soluble carbohydrate and sod is low whe n the ion concentration is higher

    葉綠素含量和sod的含量也有相似的變化。這是由於在重金屬的作用下。
  9. Determination of copper ion concentration by conductometric titration method using chelate complextriethylenetetramine as the titration agent

    三乙烯四胺螯合電導滴定法測定常量銅離子濃度
  10. The results of the uni - factor experiments and perpendicular experiments show their best mechanic synthesizing craft as followed : nvp ( 10 % wt ), kh570 ( 20 % wt ), hema ( 70 % wt ), initiator ( 0. 2 % wt ), crosslinker ( 20 % wt ), reacting 20 hours under 80 c. the factors which influenced organic silicon modified pvp hydrogel soft contact lens material ' s swelling capabilities were researched, which included temperature, monomer content, ion concentration etc. the experiments showed the equation swelling content ewc improved with the increase of nw, droped with the increase of kh570 and ion concentration, improved then droped with the raise of temperature, and hydrogels got the least ewc at 45 c. experiment carried on todiscuss water dehydration mechanism of organic silicon modified pvp hydrogel soft contact lens materials, which showed dehydration process could be divided into evaporating stage and diffusing stage

    正交實驗結果表明， nvp ? hema ? kh570共聚物的機械性能最佳時，其合成工藝條件為： nvp用量10 （質量百分含量，下同） ， kh570用量20 ， hema用量70 ，引發劑aibn用量0 . 2 ，交聯劑nmba用量0 . 2 ，反應溫度為80 ，反應時間16h 。討論了單體配比、溶脹溫度、離子濃度等因素對有機硅改性pvp水凝膠軟接觸透鏡材料溶脹性能的影響。實驗得出：水凝膠材料的平衡溶脹度ewc隨單體nvp含量的增加而增大， ewc隨kh570用量的增加而減小，隨離子濃度的增大而略微降低，隨溶脹溫度的升高先稍微下降後有所提高， 45時平衡含水量最低。
  11. The mechanism of the action was suggested and it is believe that the balance of availability of nutrients for optimum growth was disturbed with the presence of metals at high ion concentration

    藻體細胞內的細胞器管受到破壞，吸附在藻壁上的重金屬也阻礙了營養物質的吸收，從而導致了細胞內各項指標的降低。
  12. Conclusion : traditional acupoints are characteristic of high oxygen partial pressure and calcium ion concentration

    結論：傳統的針灸穴位具有高氧分壓和高鈣離子濃度特性。
  13. The results showed s. salsa accumulated na and ci " as osmotica. 2. 1. 2 effect of different salts treatment on ion concentration of cell sap of leaves the concentrations of na " in the cell sap of leaves were different under different salts treatment. the concentration of na + under salts containing na + was higher than that under other salts

    鈉鹽處理下，葉片na ~ +濃度高於其他非鈉鹽處理的，其中，不同鈉鹽處理下葉片細胞汁液中na ~ +濃度為：鹽處理對堿蓬幼苗肉質化及水孔蛋白的影響naci > nahco3和nazso ; 。
  14. Results show that potassium ion concentration has a gradual higher with the extension of bamboo stick immersion times in a certain time and that statistical differences among serum potassium ion concentration at difference times is significant ( p < 0. 01 )

    結果表明：在一定時間范圍內，鉀離子濃度隨竹簽浸泡時間的延長而呈逐漸增高趨勢，其差異具有統計學意義（ p < 0 . 01 ） 。
  15. To explore the effect of bamboo stick contacting time with serum sample on serum potassium ion concentration, we have systematically measured serum potassium ion concentration of bamboo stick contacting with serum sample at different times using ion selective electrode method and analyzed their potassium ion concentrations using matching t test

    摘要為探討竹簽接觸血清樣品時間對鉀離子濃度影響的程度，採用離子選擇電極法分別對竹簽在血清中浸泡不同時間的樣品鉀離子濃度進行測定，並以配對t檢驗對不同浸泡時間的血清鉀離子濃度進行對比。
  16. Then each characteristics of phosphate glass are presented. the best gain material is also obtained by melting chemic materials in special proportion. and the refractive index is 1. 547513, converted temperature is 426 c and erbium ion concentration is 2. 9 g / cm3 through measurement

    測得磷酸鹽增益玻璃材料的折射率為1 . 547513 、轉變溫度為426 c ，玻璃密度為2 . 9g / cm3 ，而且還對玻璃的化學穩定性也進行了測試。
  17. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明：用離子交換法製作的電光波導，其離子交換濃度、折射率變化符合餘弦誤差函數，光學均勻性以及器件的溫度穩定性較好；製作的強度調制電光開關，消光比為150 ： 1 ，對1064nm激光的插入損耗為2 . 5 ；製作的電光調制器用於激光脈沖整形試驗，從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖，該電光開關經過長達三年多的使用，沒有出現晶體變黑現象，說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  18. It seems that bamboo stick contacting potassium ion may be a major reason resulting in making serum potassium ion concentration of serum sample with which bamboo stick contacted higher

    由此提示竹簽含鉀是導致與其接觸的樣品鉀離子濃度增高的主要因素。
  19. Results show that when the ratio of the ion concentration is 1. 707, ph of the reaction is 10. 0, reaction temperature is 45 and the aging time is ih, the ultra fine mn - zn ferrite precursor particle can be obtained

    得到粒度最小的參量值如下：離子濃度比為1 . 707 ，溶液ph值為10 . 0 ，水浴溫度為45 ，陳化時間為1h 。
  20. In order to obtain the mn - zn ferrite precursor particle which has itra - fme property, the optimum technological condition was obtained through the orthogonal experiments in this paper. in the co - precipitation procession of preparation the leading factors that affect the size of the particle are ratio of the ion concentration ( a ), ph of the reaction ( b ), temperature of reaction ( c ), and aging time ( d )

    本文通過拉丁正交試驗，以粒徑尺寸為考察目標，將離子濃度比（ a ） ，反應ph值（ b ） ，水浴溫度（ c ）和陳化時間（ d ）作為四參量，利用每一參量為變量進行試驗確定各參量值，從而確定製備超細錳鋅鐵氧體前驅體粉末的條件。
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