酸性含量 的英文怎麼說

中文拼音 [suānxìnghánliáng]
酸性含量 英文
acid content
  • 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 ...
  • 含 : 動詞1 （東西放在嘴裏 不咽下也不吐出） keep in the mouth 2 （藏在裏面; 包含） contain 3 （帶有某種...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  1. After a short time of salt and high light treatment, the content of malondialdehyde ( mda ) increased drastically

    此時，抗壞血酸（ ascorbateasa ）含量的變化也表現出與apx活性變化的一致性。
  2. Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon

    採用高錳酸鉀氧化預處理的碳載體比表面積較大，表面含氧官能團數量較多，親水性較好，有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑，有利於碳載體在前軀體溶液中的分散，容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt （ no _ 2 ） _ 2 （ nh _ 3 ） _ 2作為前軀體，可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應，使得前軀體離子吸附量增大，分散更加均勻，以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。
  3. 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。
  4. Spices and herbs. mustard seed. determination of volatile isothiocyanates

    香料和佐料.芥子.揮發性異硫氰酸鹽含量的測定
  5. The results showed that the color difference was decreased, at the same time, the loss of the soluble protein and amino acid contents were decreased with increase of sample moisture and decrease of barrel temperature ; when increased the revolving speed, the color difference was decreased as a whole meanwhile the contents of soluble protein and amino acid were increased at the beginning and decreased in the end

    結果顯示，提高進料水分，降低機筒溫度，有利於降低擠壓蛋黃粉的色差值，並能減少可溶性蛋白質和氨基酸的損失；螺桿轉速提高，擠壓蛋黃粉的色差值呈總體降低趨勢，而可溶性蛋白和氨基酸的含量呈先提高后降低的趨勢。
  6. Fruit, vegetables, and fruit and vegetable products. determination of the content of volatile acidity

    水果，蔬菜及其製品.揮發性酸度含量的測定
  7. Methods of test for sodium fluoride for industrial use - determination of soluble sulphates content

    工業用氟化鈉試驗方法.第7部分:可溶性硫酸鹽含量測定
  8. A soil column leaching experiment was designed and conducted to investigate effect of simulated acid rain on release of cadmium from soil. the effects of ph, velocity of flow, and component part of acid rain on the release of cadmium from soil were studied. and further more, the influence of the content of co23 in the soil sample on the release of cadmium has been studied

    模擬土壤在自然酸雨淋洗條件下鎘的釋放行為，研究了不同酸度、不同酸雨成分、不同流量的酸雨對土樣中鎘淋出的影響，以及鎘在不同碳酸根含量的土樣對酸雨淋洗的敏感性。
  9. With content of gcc increase, the paper strength increases, but whiteness and content of ash decreases

    隨著研磨碳酸鈣含量提高，卷煙紙強度性能提高，但白度、灰分和透氣度指標有所降低。
  10. A method called " k - ratio h - point standard addition method " was proposed for the simultaneous determination of nitrate and nitrite, based on their ultraviolet absorption spectrum in a neutral medium

    摘要研究了在近中性介質中，硝酸根與亞硝酸根的紫外吸收光譜，提出了引用「 k比例h點標準加入法」同時測定了硝酸根、亞硝酸根含量的方法。
  11. Conclusion the results suggested that low doses fluoride might not only increase the proliferation and differentiation of osteoblast precursors as well as the production and activity of alkaline phosphatase ; but also favored the mineralized formation of osteoblast nodules

    結論結果表明氟不僅可以促進培界早期的成骨細胞增殖、分化以及鹼性磷酸酶含量和活性的增高；而且述有利於成骨細胞結節的礦化形成。
  12. Surface active agents - determination of inorganic sulfate content in anionic surface active agents - potentiometric lead selective electrode titration method

    表面活性劑.陰離子表面活性劑中無機硫酸鹽含量的測定.鉛電極電勢選擇滴定法
  13. Methods for analysis of acid plating copper solutions part 3 : determination of sulphuric acid content by potentiometric titrimetric method

    酸性電鍍銅溶液分析方法第3部分:電位滴定法測定硫酸的含量
  14. Surface active agents - technical alkane sulfonates - determination of the mean relative molecular mass of the alkane monosulfonates and the alkane monosulfonate content

    表面活性劑.工業烷基磺酸鹽.烷基單磺酸鹽平均相對分子質量和烷基單磺酸鹽含量的測定
  15. Surface active agents - technical alkane sulfonates - determination of mean relative molecular mass and content of the alkane monosulphonates and the alkane monosulfonate content

    表面活性劑.工業烷烴磺酸鹽.烷烴單磺酸鹽平均相對分子質量和烷烴單磺酸鹽含量的測定
  16. Methods of test for desiccants - determination of water - soluble sulphates content

    乾燥劑試驗方法.第5部分:水溶性硫酸鹽含量測定
  17. Surface active agents. technical alkane sulfonates. determination of alkane monosulfonates content by direct two - phase titration

    表面活性劑.工業用烷基磺酸鹽.用雙相直接滴定法測定烷基單磺酸鹽含量
  18. Surface active agents - determiantion of mineral sulfate content - titrimetric method

    表面活性劑無機硫酸鹽含量的測定滴定法
  19. Surface active agent. determination of mineral sulfate content. titrimetric method

    表面活性劑.礦物硫酸鹽含量的測定.滴定法
  20. It is a serious issue that water and nitrogen input rates are unreasonable high in vegetable production in china, which may increase nitrate accumulation in vegetable and ground water contamination. in result, these will be harmful to people ' s health. the objectives of this paper which based on column % pot and micro - plot experiments were to compare the effects of different water and nitrogen supply strategies on nitrogen leaching in the soil profile and nitrate accumulation in vegetable as a base for the n and water recommendations in vegetable production

    針對蔬菜生產中水氮投入過量造成蔬菜品質下降、地下水硝酸鹽含量超標，水、肥資源的浪費以及給人體健康造成的潛在性威脅的實際情況，以油菜和芫荽為研究對象採用模擬土柱、盆栽和田間微區試驗相結合方法系統監測了蔬菜生育期內硝酸鹽含量的動態變化以及收獲后不同土層土壤硝態氮的殘留量，研究了水氮對蔬菜硝酸鹽累積的影響及對土壤硝態氮殘留的效應。
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