堿性定影液 的英文怎麼說

中文拼音 [jiǎnxìngdìngyǐng]
堿性定影液 英文
alkaline fixing bath
  • : 名詞1. (含氫氧根的化合物的統稱) alkali2. (碳酸鈉) soda
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
  • : 名詞(液體) liquid; fluid; juice
  1. The low solubility of calcium zincate produced from the chemical reaction of zinc oxide and calcium hydroxide in alkaline solution can improve the cycling life the zinc electrode, and the discharge capacity will tend to be stable. furthermore, the effects of la2o3 additives on the electrochemical performances of zinc electrodes were investigated. the results shows that the addition of la2o3, in zinc electrode can improve the area of reduction peak and the hydrogen evolution potential which means the cathodic hydrogen evolution reaction can be hindered

    氧化鋅與氫氧化鈣在中化學反應生成的難溶於的鋅酸鈣可以使鋅電極的循環壽命得到提高,放電容量也趨于平穩,此外還考察了氧化鑭對鋅酸鈣電極電化學能的響,結果表明:添加適量氧化鑭能明顯改善鋅電極的電化學能,使鋅電極的還原峰電位正移,電極反應可逆得到改善,同時也可抑制鋅電極析氫反應的發生,提高了鋅電極的陽極電流,對陽極反應有一的活化作用;同時還可以改善鋅電極的放電特,增加電極的放電容量。
  2. 4. in order to simplify the complex of the asm2, we give some assumes ( ( 1 ) the concentration of s02 is 0 in the anaerobic pool and big enough in the aerobic pool ; ( 2 ) the ph in the pools is in the rang of 6. 3 ~ 7. 8, which is a limitation of asm2 ; ( 3 ) ignoring the infection of salk ; ( 4 ) the separation of solid and liquid in the final pool is completive. )

    為適當簡化模型的復雜,先進行一的條件假設(厭氧池中s _ ( o2 )濃度為0 ,好氧池中曝氣充分;池中ph值穩在asm2的適用范圍6 . 3 7 . 8之內;不考慮度salk對污水處理反應過程的響;二沉池中固分離完全。
  3. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應研究:無氮培養條件下,測溫度、碳源、酸度、滲透壓對w12生長及固氮能力的響,結果表明,在15 - 40下均能生長並表達固氮酶活,其最適生長及固氮的溫度為25 - 35 ;能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮,當培養基中同時存在蔗糖和蘋果酸時,細菌生長和固氮活最強;在偏酸和偏的條件下( ph4 . 5 - 8 . 5 )均能保持較強的生長勢和較高的固氮酶活,並能通過調節自身代謝平衡並適應環境的酸、變化,使培養趨于中:能耐受較高的滲透壓,培養中卜、 5 naci濃度對其生長和固氮酶活響不大,當naci濃度升至2時,菌株的生長勢及固氮酶活才有所下降:低濃度的鉸對其固氮酶活響不大,在0
  4. 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

    本文通過考察活炭電極在電解中的電極行為,指出活炭電極在中正極能較差是響碳基超級電容器能的重要因素,增大正極活物質的載量能夠使電容能得到一程度的改善,同時發現活炭電極在硫酸銨和硝酸銨等中電解中具有優越的電極能,但存在金屬集流體的腐蝕問題。
  5. When using the method of periodically renewing electrolyte, the average current efficiency is 47. 3 % ( ii ) the solubility of k2feo4 in the solution of naoh is higher than that of the same concentration of koh solution and both of them become low with the growth of the alkaline concentration. the solubility of k2feo4 in the mixed solution of koh and naoh was influenced by both of common ions effect and salting - out effect and the influence of common ions effect is more heavy. the rate of methanol ' s reacting with k2feo4 is proportional to the content of water in the solid k2feo4. the stability of the potassium ferrate solution is far below the solid

    ( 2 ) k _ 2feo _ 4在naoh溶中的溶解度高於同濃度koh溶中的溶解度,且溶解度均隨著濃度的增大而降低; k _ 2feo _ 4在koh和naoh混合中的溶解度,受到同離子效應和鹽效應的共同響,且同離子效應的響更大;固態k _ 2feo _ 4被甲醇還原的速度與甲醇或固態k _ 2feo _ 4的含水量成正比; k _ 2feo _ 4溶的穩遠遠低於固態k _ 2feo _ 4 ,少量水的存在,可促使k _ 2feo _ 4按溶解?分解?再溶解?再分解的過程分解。
  6. Basing on content analyzing of nitrogen trichloride in product line and recycling cylinder of liquefied chlorine, factors were summarized which affect analyzing accuracy of nitrogen trichloride and improvement methods that would help to improve analyzing accuracy of nitrogen trichloride and ensure work safety

    摘要在氯生產系統、氯氣瓶回瓶中三氯化氮含量分析的大量試驗基礎上,找出了響三氯化氮分析結果準確度的因素,提出了具體的改進方法,對提高氯生產中三氯化氮含量的準確、確保安全生產具有一的指導作用。
  7. Alkaline zinc - manganese battery is widely used all over the world it has good performance of storage , low cost , stable discharge and convenience of carrying the sealing of the battery is a crucial factor to the performance of the battery due to the disadvantages of present sealants , leakage of electrolyte often happens what ’ s more , the sealing capability affects the performance of the battery the way to raise the sealing capability is to search for a good additive , which can improve the sealing capability through adding according to chemical principles , this article picks out ptfe and nylon66 as additive adding ptfe or nylon66 into the pitch can improve the sealing capability of the pitch at the same time , the temperature , the time , the amount of addictive , the way to drop temperature and the time of churning all should be considered by testing the constitutions , softening point , moving degree and length of needle of various pitch samples , we can compare the properties of different sealants can be studied by using of x - ray, the constitutions of the pitch can be indicated which can help us to explain these changes this article includes : testing the constitutions , soften point , moving viscosity and needle penetration of various pitches ; raising the sealing capability by adding ptfe nylon66 into the pitches ; testing the constitutions , soften point , moving viscosity and needle penetration of raised samples ; analyzing and discussing the basic principles of this method it is showed that soften point , moving viscosity and needle penetration of pitches are increased by adding ptfe nylon66 and the discharge time , initial voltage , capacity of battery with pitch raised by nylon66 are good and get to the requirement of gb t7 1 1 2 in a11 the method proposed in this article is available in practical industry use

    通過測改進瀝青的軟化點、運動粘度和針入度等指標參數來比較不同的添加劑及不同的添加條件對瀝青封口能的響。本論文的主要研究結果為:系統測試了多種瀝青樣品的組成、軟化點、運動粘度、針入度;對市售瀝青分別添加聚四氟乙烯乳、有機硅樹脂和尼龍66進行改進,制備了改進產品;對改進瀝青的組成、軟化點、運動粘度、針入度進行了測試和比較;使用改進瀝青組裝成電池並對電池進行恆電流放電測試、短路電流測試和電池漏氣、漏能的測試;對瀝青改進的原理進行了分析和討論。實驗結果表明:在瀝青中添加尼龍66和聚四氟乙烯乳對瀝青的封口能有明顯的提高;通過對工藝條件的不斷改進,目前的工藝條件已完全可以用於實際生產操作;以添加尼龍66改進的瀝青為封口劑組裝成的電池完全滿足錳電池生產的需要,且電池電容量、短路電流等指標均達到gb t7112標準要求;本文提出的改進方案,通過驗證是一種效果好、實用強的方法。
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