酸性氧化物 的英文怎麼說

中文拼音 [suānxìngyǎnghuàwù]
酸性氧化物 英文
acid oxide
  • 酸 : 酸構詞成分。
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  • 物 : 名詞1 （東西） thing; matter; object 2 （指自己以外的人或與己相對的環境） other people; the outsi...
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  • 氧化物 : oxide; oxyde; oxidizing material; oxidate
  • 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
  1. Such complexes might have affinity for detrimental inorganic oxyanions such as arsenate, a common toxic contaminant in soils. the purpose of this study is to investigate the influence of environmental conditions on the adsorption of arsenate on fe - oxyhydroxide - monlmorillonte complexes, which is significant to agrology, geochemistry and environmental science

    本研究即以南方的土壤環境條件為參考，模擬在ph = 5時的酸性氧化條件下，土壤中低聚合羥基鐵?蒙脫石復合體的形成、物化性特徵及其吸附砷酸根陰離子的行為。
  2. According to the research of physiological and biochemical indicators or index, components of soluble proteins, substrate protein of phosphorylation and the activity of protein kinase in low - temperature stress in the leaves of brassica oleracea l., we tried to find the law of the physiological and biochemical response of brassica oleracea l. leaf to low temperature. at the same time, discussion on the signal transduction can also provide further evidences for revealing the mechanism of low - temperature stress. the results are showed as follows : malondialdehyde ( mda ), superoxide dismutase ( sod ), ascorbate peroxidase ( asp ) and peroxidase ( pod ) activities were changed greatly after 0 ~ 30min ' s treating with low temperature

    本文以甘藍葉片為材料，通過對低溫5脅迫下甘藍生理生化指標、可溶性蛋白組分以及磷酸化底物蛋白、蛋白激酶活性的研究，以期找出甘藍葉片對低溫脅迫的生理生化響應規律，為甘藍露地越冬栽培防範寒害提供理論指導，同時對低溫脅迫下甘藍逆境信號傳導進行了探討，從而為徹底弄清低溫脅迫機理提供進一步的證據，研究的主要結果如下：丙二醛含量（ mda ） 、超氧化物歧化酶（ sod ） 、抗壞血酸過氧化物酶（ asp ）和過氧化物酶（ pod ）活性在低溫處理0 30min發生顯著變化，低溫處理3min后，甘藍葉片內mda含量基本沒有變化，處理5min時出現第一個峰值，達到對照的104 . 10 ， 10min出現低谷，僅為對照的86 . 27 ，隨后再次上升， 30min時超過第一峰值，為對照的113 . 93 。
  3. The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed

    摘要評述了硫酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫酸銅、硫酸鈦、稀土金屬氧化物、一水硫酸氫鈉、固體超強酸、雜多酸等催化劑催化合成對羥基苯甲酸乙酯的方法。
  4. The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed

    摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。
  5. A kind of stainless steel flux - cored wire has been successfully developed, based on acid slag type system, by adding a bit of oxides and trace of deoxidizer, adjusting the fluidity of melting slag to increase shielding of the back weld

    在酸性渣系的基礎上，通過添加少量氧化物，調整熔渣的流動性，並加入微量的強脫氧劑，以增強背面焊縫的保護，研製成功一種背面不充氬的不銹鋼打底單面焊雙面成形專用藥芯焊絲。
  6. The results showed that the cucumber seeds soaked with extracts of total alkaloid, dissoluble alkaloid and fat - soluble alkaloid from p. multisectum ( maxim. ) bobr., the activities of amylase, protease and lipase during seed germination were inhibited, the seed vigor and germination rate were suppressed, and respiration rate of seedling was slackened ; root activity, chlorophyll content and activities of nitrate reductase, superoxide dismutase sod ) and peroxidase ( pod ) of cucumber seedlings during seedlings growth were increased

    結果表明，多裂駱駝蓬總生物堿提取液、水溶性生物堿提取液和脂溶性生物堿提取液浸種均抑制黃瓜種子萌發過程中澱粉酶、蛋白酶和脂肪酶活性，種子活力和萌發速率降低，呼吸速率減慢；幼苗生長過程中根系活力、硝酸還原酶活性升高，葉綠素含量增加，超氧化物歧化酶（ sod ）和過氧化物酶（ pod ）活性提高。
  7. Second, the activities of protective enzymes i. e. superoxide dismutase ( sod ), peroxidase ( pod ), and ascrobate peroxidase ( apx ) exhibited down - up - down trends when treated with 2 @ and 8 @, and these activities sustained at a relatively high level. this indicated euonymus japonicus " zhuzi " had relatively high adaptability to cold stress

    （ 2 ） 『粗枝』大葉黃楊在零上低溫時，細胞保護酶超氧化物歧化酶（ sod ） 、過氧化物酶（ pod ） 、抗壞血酸過氧化物酶（ apx ）的活性先降低後上升，又下降並維持較高的水平，表明『粗枝』大葉黃楊對低溫脅迫有一定的適應性。
  8. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  9. Potassium humate application obviously increased the activities of superoxide dismutase ( sod ), peroxidase ( pod ) and catalase ( cat ), decreased the content of mda, and delayed the senescence of ginger root

    施用腐植酸鉀明顯地提高了生育後期根系的超氧化物歧化酶、過氧化物酶和過氧化氫酶活性，降低了膜脂過氧化產物丙二醛含量，延緩了根系衰老。
  10. With the increase of concentration of aqueous extract from peganum multisectum increased, root vigor, the contents of chlorophyll, soluble protein and nucleic acid in roots and shoots of alfalfa seedlings decreased, while the activities of protease and nuclease, the contents of o2 ( superscript - ), h2o2 and malondiadehyde ( mda ) increased, the activities of superoxide dismutase ( sod ), catalase ( cat ) and peroxidase ( pod ) first increased and then decreased

    幼苗根系活力和葉綠素、可溶性蛋白質、核酸含量隨水浸液濃度的提高而降低，蛋白酶和核糖核酸酶活性及超氧陰離子（ o2 （上標- ） ） 、 h2o2和丙二醛（ mda ）含量則增加，超氧化物歧化酶（ sod ） 、過氧化氫酶（ cat ）和過氧化物酶（ pod ）活性呈先升后降變化。
  11. Benedict ' s solution is an alkaline solution of copper ( ii ) sulfate, which is reduced to insoluble copper ( i ) oxide by reducing sugars, giving a red precipitate

    本尼迪克特溶液是硫酸銅（二價）的堿性溶液，它可以通過還原糖被還原為不溶性的銅（一價）的氧化物，產生紅色的沉澱物。
  12. The main work and the conclusion of the article are : ( 1 ) give a suggestion on the reaction mechanism and the principle of catalyst selection. ( 2 ) by comparison of the catalyst activity of solid superacid with the zinc oxide, stannous chlorde and tin ( ii ) octate in the synthesis reaction. we find that although its activity is lower than tin ( ii ) octate, obviously higher than that of traditional zinc oxide and stannous chlorde. from the point of preparation cost, we select solid superacid as catalyst

    但從催化劑的制備成本和工藝的角度選擇，固體超強酸具有明顯的優勢； （ 3 ）制備一系列單組元和雙組元硫酸促進氧化物固體超強酸，並用於丙交酯的合成反應，篩選具有最佳活性的固體超強酸催化劑： （ 4 ）使用so2 - 4 / zno - sno2 （ 2 ： 1 ） la3 +固體超強酸作催化劑，反應脫水時間1
  13. The major sanitizers ( chlorine, bromine, iodine, trisodium phosphate, quaternary ammonium compounds, acids, ozone ) used for vegetable decontamination were summarized. the advantages and disadvantages were also disoussed

    摘要綜述了凈菜常用的消毒殺菌劑如鹵素及鹵素化合物、離子化合物質、有機酸、活性氧化合物等各自的優缺點。
  14. When sparsely - planted rice overgrew its earing period, light intensity in the mid - lower part increased, photosynthesis prolonged, activity of nitrate and peroxide decreased, protein content increased by more than 50 %, velocity of leaf ageing slowed, but accumulation of dry matter of grain accelerated and 1000 - grain weight increased too

    摘要稀植栽培的水稻，抽穗后田間表現為中下部光強明顯增加，光合作用時間延長，硝酸還原酶和過氧化物酶活性降低，蛋白質含量增加50 %以上，葉片衰老延緩，籽粒干物質積累加速，千粒重提高。
  15. Acid soils often contain substantial concentrations of iron and aluminum hydroxides

    酸性土壤富含鐵和鋁的氫氧化物。
  16. Under alkaline conditions, one mole of taed reacts with two moles of the perhydroxyl anion to form one mole of daed and two moles of peracetate anion. its by - product daed is non - toxic, non - sensitizing, and biodegrades into carbon dioxide, water, ammonia and nitrate

    在水堿性條件下， 1摩爾taed與2摩爾全氫化氧化物陰離子反應生成1摩爾daed和2摩爾過乙酸陰離子，過乙酸陰離子可促使漂白劑在低溫下發生作用並且也可抗微生物。
  17. The alkali & alkaline metal oxide will react with sic at about 1300c and generate silicate, which calls alkali - chemical corrosion, and can influence the glowing of element

    在1300c左右，堿和堿性金屬氧化物與碳化硅發生反應，生成硅酸鹽，稱為堿化學侵蝕，會明顯影響元件發熱的紅熱程度。
  18. With the increase of exposure time, the antioxidative ability of spirodela polyhiza dereased, sod and ap activities were induced, and asa content of treated plants were always lower than those of control plants, but the proline ( pro ) contents in treated plants increased. these factors would break the balance of the metabolism of ros and the active oxygen accumulation in leafy thallus of spirodela polyhiza could be the result, the membrane lipid peroxidation was accelerated ( mda content increased ), ultra - microstructure of chloroplast was damaged, photosynthetic capacity dereased, biomass ( dry weight ) reduced

    實驗研究結果如下： （ 1 ） uv - b輻射處理后前2天，紫萍超氧化物歧化酶（ sod ）和抗壞血酸過氧化物酶（ ap ）等抗氧化酶系統有不同程度的升高，隨著uv - b處理時間的延長，紫萍體內抗氧化保護系統能力下降， sod和ap的活性下降，並且非酶類抗氧化物質抗壞血酸（ asa ）含量一直低於對照組，而脯氨酸（ pro ）的含量則一直在升高。
  19. The results demonstrate that the theory predicted values of compression, bulk modulus, linear expansion, and thermal expansive coefficient of compressed solids are very agreement with the corresponding experimental data. in summary, the error with respect to theory prediction and its causes are pro bably analyzed in detail. the discussion suggests that the function of the phenomenological short - distance repulsive force constant a ( v ) and approximation for anderson - griineisen parameter 5t ( v ) proposed in this paper are valid and applicable in high pressures ( up to loogpa ) and high temperatures ( from debye temperature 0d to melting temperature tm ) for many types of solids

    在本文最後一節，為了驗證固體在等壓過程中anderson grhneisen參量乓與體積膨脹的唯象假設：乓久w兀的有效性，及由此假設而推導出來的等壓態方程的廣泛應用性，本論文主要針對十六種堿金屬鹵化物、三種堿性氧化物、三種硅酸鹽礦物質的線膨脹八n 、體積熱膨脹v vo （ n 、熱膨脹系數a （ n 、體積彈性模量肘d等隨溫度的變化作了理論上的預測，且與相應的實驗數據作了比較與分析
  20. On the basis of electroplating and immersion plating tin, and through large numbers of experiments, a new process of electroless plating tin in acid chloride bath solutions including sncl2 2h2o, nah2po2 h2o, special complexing agent, additive agent, stabilizing agent and antioxidant, was established. continuous self - catalyzed deposition of tin on copper substrate was achieved successfully, and half - bright and silvery - white tin deposits with excellent properties were obtained

    本文是在電鍍錫、浸鍍錫工藝配方的基礎上，通過大量的試驗，確立了一種以氯化亞錫、次亞磷酸鈉和特定的絡合劑、添加劑、穩定劑，抗氧化劑為基本鍍液組成的酸性氯化物化學鍍錫體系，成功地在銅上實現了錫的連續自催化沉積，獲得了性能優異的半光亮銀白色錫鍍層。
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