酸溶性物 的英文怎麼說
中文拼音 [suānróngxìngwù]
酸溶性物
英文
acid-soluble substances-
Arginine accumulates extensively in some plants as a soluble amino acid.
在某些植物中，精氨酸以可溶性氨基酸大量積累。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 。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。Yh series inorganic gel can be used alone. or mix use with thickening agent such as cardoxymethyl cellulose, hydroxy ethyl cellulose, cmhpc, will acquire best rheological property. it has been found that this kind of product should avoid mix using with the polyurethane thickening agent
2 . yh系列水性膨潤土無機凝膠產品可單獨使用或於其它增稠劑如羧甲基纖維素，羧乙基纖維素，甲基纖維素及其改性物，堿溶漲丙烯酸類等配合使用，能夠使體協獲得最佳流變性能。In this thesis, the uper - iron alkaline batteries. utilizing insoluble ferrate ( vi ) - k _ 2feo _ 4 as cathode active material, was more systematically investigated by the mothods of eb, xrd, and cv
本論文對以難溶高鐵酸鹽k _ 2feo _ 4為正極活性物質的水溶液堿性高鐵電池進行了較為系統的研究。Abstract : methanesulfonic acid method was used to prepare five acylated chitins. except heptanoyl chitin, four of them, i. e. acetyl chitin, propionyl chitin, butyryl chitin and hexanoyl chitin, had high degree of substitution ( from 1. 5 to 2. 0 ) and exhibited lyotropic liquid crystalline behavior and cholesteric phase. as the length of the side chain increased the critical concentration ( w / w ) somewhat increased from 0. 21 to 0. 26 because the chain rigidity dropped. the critical concentration values of all the four derivatives were much higher than that of chitin ( 0. 12 ) due to the decrease of intramolecular hydrogen bonds. the four acylated chitin can form typical banded texture after being sheared. there minimum concentrations to form banded texture of them were evidently different, varied from 0. 25 ( for acetyl chitin ) to 0. 37 ( for hexanoyl chitin ). these results further indicated that liquid crystallinity decreased while the length of flexible side substituents increased
文摘:四種羧酰化甲殼素即乙酰化、丙酰化、丁酰化和己酰化甲殼素在二氯乙酸溶液中均呈現膽甾型溶致液晶相.臨界濃度隨側基長度增加而略有增加，衍生物的臨界濃度明顯都比原甲殼素高許多，這些規律都可以用鏈剛性的變化來解釋.四種羧酰化甲殼素在剪切時均能形成條帶織構，而且能形成條帶織構的最低濃度有明顯差別，隨側基長度增加而提高，進一步表明側基較長，液晶性減少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。The photochemical catalysis data in the peracid ( hcooh ) system suggests that the reaction sulfur compounds are converted to their corresponding aqueous - soluble sulfoxide and sulfone follows the characteristic pseudo - first - order reaction kinetics
光甲酸（雙氧水）催化汽油體系中硫化物轉化為水溶性碸和亞碸的反應符合一級反應動力學特徵。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。Abstract : researches on unformaldehyde unironing finishing are summarized in this paper. functions and deficiencies of glyoralamido, water soluble heat reactive polyure thane, bishydroxyethyl - sulfoue, natural high precision chitosan, reactive organosilicon, amyloidosis epoxide, multiple carboxyl acid compound are also analyzed and compared
文摘:綜述了無甲醛免燙整理方面的研究，分析比較了乙二醛-酰胺類整理劑、水溶熱反應性聚氨酯、雙羥乙基碸、天然高聚物殼聚糖、反應性的有機硅、澱粉改性物、環氧類整理劑、多羧酸化合物等無甲醛抗皺整理劑的功能以及各種整理劑存在的不足Using thioacetamide as sulfur source, cus submicrometer hollow spheres consisting of nanoparticles were fabricated by thioglycolic acid assisted hydrothermal process. furthermore, in this experiment, sulfur source played important role on the morphology and phase of products
以硫酸鉛和硫化鈉為先驅體，在200v下反應24小時，是制備pbs納米棒的最佳條件；當用其它可溶性鉛鹽取代硫酸鉛為鉛源時，產物都為pbs納米顆粒。( 1 ) wheatgrass could remove the active oxygen by heightening the activity of the enzymes and protect the plants from damage at light stress. ( 2 ) wheatgrass could keep turgor pressure by osmoregulation and flexibility of cells to maintain plants developing in drought stress, some osmregulatory substance, such as the proline and the soluble sugar, increased
2 、冰草植株在滲透脅迫條件下會增加滲透調節物質如脯氨酸、可溶性糖類以降低細胞滲透勢，使其在高滲溶液中仍能夠保持一定水分的吸收，植株能夠維持生命活動。On one hand, the growth of spad and the activity of nr had no significant difference at 5 % level. the maximum of soluble sugar content of amaranthus tricolor and bidens maximowiciziana showed significant difference compared with the contrched samples
試驗結果表明，隨著pb處理濃度的增加，各種富集植物的葉片葉綠素值、可溶性糖含量和硝酸還原酶活性表現出相同趨勢，上升后又下降。The resin of alkali developable photosensitive has been synthesized from the raw material of acrylic acid, maleic anhydride and epoxidized soybean oil
摘要以環氧大豆油、丙烯酸和馬來酸酐為原料合成了堿溶性光敏環氧丙烯酸酯齊聚物，用紅外光譜對產物進行了表徵。In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed
為了探討玫瑰花抗氧化活性的影響因子，比較了不同乾燥方法、提取方法對其抗氧化活性的影響，發現：經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性；以水作溶劑提取時， 25 100范圍內水提液的抗氧化活性隨著溫度的升高而增強；通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為： 75乙醇為溶劑，液料比1 ： 10 ，提取3次，每次24h ； 75乙醇提取物依次用石油醚、乙醚、乙酸乙酯、正丁醇等有機溶劑進行兩相分部萃取，發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部，說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物； 42. in order to deeply probe into the influence of crosslinked degree on er properties and expediently characterize the structure of the supramolecular complex, six hydrosoluble - cyclodextrin polymer / 3 - hydroxy - 2 - naphthoic acid er particles were synthesized. fluorescence analysis conformed that all the polymers can form 1 : 1 type supramolecular complex with the guest
為了進一步考察交聯度對電流變效應的影響，並便於超分子配合物顆粒的結構表徵，制備了6種不同交聯度的水溶性-環糊精聚合物，以3 -羥基- 2 -萘甲酸為熒光探針探討了不同交聯度超分子配合物的組成、穩定性及熒光性質。Based on this point, our aim to obtain the high performance materials should be carried out as well as the er behavior be actualized through the chemistry design. in this paper, 4 supramolecular complexes of - cyclodextrin inhydrosoluble polymer / l - ( 2 - pyridlazo ) - 2 - naphthol, 6 hydrosoluble - cyclodextrin polymer / 3 - hydroxy - 2 - naphthoic acid, 2 - cyclodextrin - starch resins and 6 supramolecular complexes of - cyclodextrin - starch copolymer / substituted salisylic acid and 3 - hydroxy - 2 - naphthoic acid er particles were prepared, respectively. the structure of these particles was characterized by ir, nmr, uv - vis, the fluorescence analysis, element analysis, and etc, respectively
在本項研究中，分別制備了4種不溶性-環糊精聚合物及其與1 - （ 2 -吡啶偶氮） - 2 -萘酚構築的超分子配合物、 6種水溶性-環糊精聚合物及其與3 -羥基- 2 -萘甲酸的超分子配合物、 2種-環糊精澱粉樹脂及6種-環糊精澱粉共聚物與取代水楊酸、 3 -羥基- 2 -萘甲酸形成的超分子配合物顆粒，通過紅外光譜、熒光分析、元素分析、電子吸收光譜及核磁共振譜等對它們的結構進行了表徵。The bath, containing both thiosulfate and sulfite as complexion agents, is non - toxic, suitable for storage and operation
另外，此溶液包含硫代硫酸鹽與亞硫酸鹽，屬於一種非毒性物質，故可以很容易的貯存和操作。Qwy acid soluble temporary blocking agent is made of carefully chosen natural mineral material, which is processed into serial products of different grain - size distribution according the pore throat characteristics of different reservoirs. it can better match the pore throat along with the reservoir, and at the same time achieve better results of bridged temporary plugging as a result. 1
Qwy酸溶性暫堵劑是以天然礦物為主要原料經過篩選精製而成，在生產過程中根據各種儲層孔喉特徵，加工成具有不同粒度分佈的系列產品，使其與儲層具有更好的孔喉匹配性和更強的橋架暫堵效果。Standard test method for acid - soluble chloride in mortar and concrete
灰漿和混凝土中酸溶性氯化物含量的標準試驗方法分享友人