過硫酸氨 的英文怎麼說
中文拼音 [guòliúsuānān]
過硫酸氨
英文
ammonium persulfate-
More ammonium sulphate solution is being recovered in the process of distilling shale oil
在提煉油頁巖的過程中回收的硫酸氨液比過去多了。The contents of this studies include : 1 ) according to the researches on the correlation between the function and structure of the cmiv from bombyx - moxi before by others, especially by lixinlal in naigin normal university of china, we have designed and sythesized the mutation i of the gene of cmiv that was different from the natural cmiv about 50 % in amino sequence, using the favorable condon of the ecoli. after cheked the result of synthesis by sequence, we have cloned the gene into 3 " of the gene of thioredoxin in the thio - fusion expression vector ( ptxfus ), and the fusion protein of thio - cmiv was highly expressed in soluble form
本研究的內容包括：一、在前人對抗菌肽cmiv研究的基礎上，對n端和c端進行氨基酸保守變換，設計和合成了該基因，充分使用大腸桿菌偏愛的密碼子，並將該基因5端與硫氧還蛋白基因3端融合，通過ptxfus表達載體獲得較高可溶性表達（在15 sds - page膠上可見明顯的表達蛋白帶） 。The hydrazinecarbothioamide was prepared from hydrocyanic acid, hydrazine hydrate, and sulphur. the total yield is over 80 %
摘要介紹了以氫氰酸、水合肼、硫磺為主要原米制備氨基硫脲的工藝過程，探討了合成工藝條件，反應總收率在80 %以上。High gade dye - acid brilliant blue 6b, dye - intermediate - 2, 4 - disulfonic benzaldeyde, 4 - chloro - 2 - amino phenol - 6 - sulfonec acid, 0 - chloro - p - nitroaniline, benzaldehyde - 0 - sodium sulphonate etc obtained prizes from state and province, its qualit are almost equal to same kinds of products made in sandoz co. of swiss, bayer and hoechst co. of germany, the new product - dimethyltin - bis iso - octhl mercaptoacetate and methyl - tri iso - octyl mercaptoacetate plastic stabilizer was developed in 1997, it has filled in the gaps in the fields of scince and technology of domestic, it passed the shandong science committee of technology appraise, the quality indexare equal or exceed the same kinds of products made in u. s. a, another new product feeding additive - d - pantothenic acid calcium salt was developed in 1996, its quality are equal to the same kinds of product made in advanced countries, annual outputs are more than 100mt
高檔染料酸性艷藍6b染料中間體2 ， 4 -二磺酸笨甲醛茜素4 -氯- 2 -氨基苯酚- 6 -磺酸鄰氯對硝基苯胺脫氫硫代對甲苯胺雙磺酸等均獲國家級優秀新產品獎和省科技進步二等獎，產品質量分別達到瑞士山道士西德拜爾赫斯特等公司同類產品水平公司1997年開發的塑料穩定劑-甲基錫產品為又一填補國內空白的高新技術產品，產品當年通過省科委技術鑒定，各項質量指標分別達到或超過美國同類產品水平。Thioredoxins, an ubiquitous small proteins with a redox active disulfide bridge in its conserved motif - cp ( g ) pc -, are universally distributed in eucaryote and procaryote and have a molecular mass of approximately 12kda. by its disulfide / dithiol interchange reaction, this protein can transmit the regulatory signals to seleted targets ( enzymes, transcription factors etc ) and plays an important role in many plant physiological processes that includes photosynthesis, dna synthesis, transcription, protein disulfide reduction, protein repair, filamentous phage assembly, cell apoptosis and seeds germinating and so on
該蛋白質中含有保守的- cp （ g ） pc -氨基酸活性基序，該基序中的兩個半胱氨酸殘基可通過巰基二硫鍵的轉換實現其氧化還原狀態的變化和電子氫的傳遞，對細胞中與氧化還原相關的多種生理過程的調節起重要作用。通過同許多酶類、蛋白類、細胞內活性因子相藕連， trx能對光合作用、 dna復制、基因轉錄、細胞凋亡和生長、噬菌體組裝、蛋白質的還原和修復信號傳導等生理過程產生影響和調節。The change of ferrous oxidation rate of ferrous glycinate in fortified flour was studied by storage test and the oxidation stability of ferrous glycinate was significantly better than that of ferrous sulfate
摘要通過貯藏試驗，研究了甘氨酸螯合鐵在營養強化麵粉中亞鐵氧化率的變化，甘氨酸螯合鐵的氧化穩定性明顯好於硫酸亞鐵。Results according to the analysis and determination of imperatorin, carbohydrate components, amino - acid, extracts, ash and water content, the results showed that the harvest period of radix giehniae in october was appropriate, the process of being sliced with skin and dried under the sunshine or in the oven at low temperature after being washed quickly was the best, the effect of fermented bacteria fertilizer was the best and the second was k2so4 compound fertilizer and k2so4 fertilizer, the contents of carbohydrate components and extracts of radix glehniae " baiyintiao " were the highest and the content of imperatorin of radix glehniae " dahongpao1 was the highest, the quality of radix glehniae during blooming or seeds setting period was worse, the quality of radix glehniae planted in hucheng laiyang was better than those planted in anguo hebei and inner mongolia
結果：通過對歐前胡素、糖類成分、氨基酸、浸出物、灰分和水分的分析測定，結果表明：北沙參採收以10月份為宜；藥材加工以趁鮮水洗、帶皮切片曬干或低溫烘乾最佳；追肥以酵素菌高效生物肥效果最好，其次為硫酸鉀復合肥、硫酸鉀；栽培品種「白銀條」的糖類成分和浸出物含量最高，而「大紅袍」的歐前胡素含量最高；當年開花和當年結種的北沙參質量較差；北沙參藥材質量以萊陽胡城產最佳，而河北安國和內蒙古產的則較差。Calli were induced from internode segments of the methionine resistant plantlets of astragalus melilotoides. the highest yield of protoplasts ( 2. 1 x 106 / g f. wt. ) was obtained from 8 - day - old friable calli after subcultured on fresh medium
用草木樨狀黃芪甲硫氨酸抗性變異系植株莖切段誘導的松軟愈傷組織為材料，通過酶法分離出大量有活力的原生質體。Chemical industry information not merely embodyed the ordinary chemistry information substance, chemistry manufacture technological process and representative installation introduction are still have, in case contacing legal institutions sulphuric acid ? nitric acid industry system law ( ammonia oxidate law ), synthetic ammonia industry, chlorine and caustic soda are manufacture to electrolysis salt water, along with electrogilding, refine aluminium, iron - smelting and steel - smelting, cement and glass manufacture summarized account, the mineral oil is refined, hence, the chemical industry information education is contrastd against the ordinary chemistry information education, proper such representative means, be living, the means interpreted is in speech oridinarily wholly adoptd in the chemical industry information education, now most of tutors also is adopt the means interpreted in speech, cause that the chemical industry information education is insipid like this, student lack interest to chemical industry information study, but as a result of value the pair foundation, light practice, student may say the become a mere formality to chemical industry information study o since multi - med
化工知識不僅包含了一般化學知識的內容，還帶有化學生產工藝流程及典型設備的介紹，如接觸法制硫酸，硝酸的工業製法（氨氧化法） ，合成氨工業，電解食鹽水製造氯氣和燒堿，以及電鍍、煉鋁、煉鐵和煉鋼，水泥和玻璃的生產簡介，石油的煉制等，因此，化工知識教學與一般化學知識教學相比，應有其典型的方法。在過去，化工知識的教學一般都採用口頭講解的方法，現在大多數教師也是採用口頭講解的方法，這樣使得化工知識的教學乏味，學生對化工知識的學習缺乏興趣，又因重視雙基，輕實踐，學生對化工知識的學習可以說流於形式。由於多媒體的輔助教學的高效性、形象直觀性、新穎性和多樣性、人工模擬等特點，很適合化工知識的教學，應用多媒體教學化工知識可以解決目前存在的諸多問題，如：模型短缺、組織參觀活動困難、教育經費不足、學生不易觀察等。- acetolactate decarboxylase are widely found among bacterial strains but not in other groups of organisms. the enzyme has been demonstrated to be effective for removal of acetolactate and widely used in beer product. in this paper, - acetolactate decarboxylase from bacillus subtilis was purifed to homogeneity from cell extract by ammonium sulfate - fractionation, heat treatment, deae - sepharose fast flow column chromatography
本文對來源於枯草芽孢桿菌（ bacillussubtilis ） 3226 - 5的-乙酰乳酸脫羧酶經硫酸銨分級沉澱、熱處理、 deae - sepharosefastflow離子交換柱層析等分離純化步驟，得到sds - paeg電泳純，通過n末端氨基酸序列分析驗證酶蛋白的純度。This paper stuffed with twelve important grain and vegetable crops, studied the injury symptom, dose reaction, injury threshold value and influential factor of main pollutant so2 on various plants, tested the dynamic transformation of pod, cat, mda, soluble protein, free pro and chlorophyll of resistant plant and sensitive of these physiological biochemical transformation with plant resistant ability. meanwhile, simply studied the protective role of the five compounds on plant. the result indicated the followings
本實驗以12種重要的糧食和蔬菜作物為研究對象，研究了主要大氣污染物二氧化硫（ so _ 2 ）對不同植物的傷害癥狀、劑量反應、傷害閾值以及影響因素，測定了抗性和敏感植物在受到so _ 2污染后植物體內過氧化物酶（ pod ） 、過氧化氫酶（ cat ） 、丙二醛（ mda ） 、可溶性蛋白質、游離脯氨酸和葉綠素的動態變化，並分析了這些生理生化變化和植物抗性的相互關系，同時還對5種化合物溶液對植物的保護作用進行了初步研究，結果表明： 1Supplier of precious metals and their derivatives, with products ranging from metal blacks and sponges to organometallic compounds, for use in decorative materials, chemical catalysis and synthesis, electrical and electronic equipment, and other industrial applications
-生產銷售合成氨，農用碳酸氫銨，硫酸，普通過磷酸鈣，多元復合肥，腐植酸鈉，塑料編織袋，黃磷桶等農用化學品，包括公司簡介產品介紹招商引資等The results show that the chosen test variables have no effect on the activity of methane, except that the activity refeering to the blast limit was restrained at a certain extent by nitrogen and carbon dioxide adulteration
結果表明，甲烷活性隨貯存時間的延長沒有變化，甲烷通過水、硫酸、氫氧化鈉洗氣后活性沒有變化；氮氣、二氧化碳在一定程度上可抑制甲烷與空氣混合爆炸，且二氧化碳的影響稍大；氨氣則沒有影響。Abstract : from the angle of the functional requirement for underwear and outwear, this paper analyses the properties of anti - microbial and occlusion fabric produced from copper and polar amino acid of silks complex emetic reaction to distributed by cu s crystal on the surface of silk. it made a study on the producing method of elastic fabric and indicates the common problems in both production and design
文摘:從內衣對真絲的功能性要求及外衣對真絲綢成形能力的要求切入，介紹了利用銅化合物與桑蠶絲中的極性氨基酸發生絡合反應，在纖維表面形成硫化銅晶體得到抗菌導電真絲的原理和效果，還介紹了生產彈性真絲織物的幾種方法和影響織物彈性、服用效果的因素，提出了在生產、設計彈性真絲織物過程中應注意的主要問題。Through the theoretical prediction and experiment tests, electrodialysis method could be used directly to separate glutamic acid and glutamine, and a little ammonium sulfate in the mixture benefited the separation process
通過理論預測和實驗驗證，可以用電滲析法直接分離谷氨酰胺和谷氨酸，且原料中少量的硫酸銨有利於分離過程的進行。分享友人