酸度活度 的英文怎麼說
中文拼音 [suāndùhuódù]
酸度活度
英文
acidity activity-
Our previous studies showed existence of apoplast cam in the plant cell and cam had many extracellular functions. so it supposed cam may be one of important extracellular polypeptides and trigger the intracellular signal transduction by binding the receptor. in this study, radiolabelled ligand is used to investigate the binding characteristic of cam and a. thaliana protoplasts. and chemical crosslinking is employed to explore binding proteins in the membrane. at first, ( 35 ) ~ s - cam was produced using ( 35 ) ~ s - labeled amino acid mixture in e. coli. sds - page and autoradiograph indicated high - purified, high - specific radioactivity ( 35 ) ~ s - cam was obtained. electrophoresis of ( 35 ) ~ s - cam is the same as that of unlabeled cam with ca ~ ( 2 + ) or egta ; a quatitive of protoplasts was prepared by enzymolysis
首先，用~ （ 35 ） s標記的氨基酸混合物喂養工程菌成功地制備了~ （ 35 ） s標記的擬南芥鈣調素（ ~ （ 35 ） s - cam ） ， ~ （ 35 ） s - cam純度高、放射活度高、 ca ~ （ 2 + ）與egta存在時的電泳行為與未標記cam相同，可作為一種高靈敏性的探針用於進行受體學分析實驗；用擬南芥種子誘導愈傷，通過酶解制備了大量原生質體。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。Determination of alkaline phosphatase activity in milk ; enzymatic method
牛奶堿性磷酸酶活度的測定.酶活化法Method for determination of alkaline phosphatase activity in raw milk and its products
生鮮牛乳及其製品中堿性磷酸酶活度的測定方法The measurement of activity product of thiamine nitrate
硝酸硫胺活度積常數的測定Surface active agents. determination of the power to disperse calcium soaps. acidimetric method modified schoenfeldt method
表面活性劑.鈣化皂擴散能力的測定.酸度滴定法During storing period the husked rice under conventional storage usually has apparent degeneration in its fatty acid content, the total acidity of water - soluble acids also changes distinctly, and the catalase activity and the germination percentage of husked rice will reduce evidently with the extension of storing duration
常規儲藏的糙米在儲藏期間脂肪酸含量變化明顯，水溶性酸的總酸度變化也較明顯，糙米的過氧化氫酶活性、糙米發芽率會因儲藏時間的延長而明顯降低。Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased
結果表明： （ 1 ）從落葉松幼齡林到中齡林，隨著林冠的郁閉和林下植被蓋度的急劇下降，林地土壤酸度、土壤酶活性、無機磷總量、速效鉀、土壤水分含量、總孔隙度呈明顯下降趨勢，而根際和非根際土壤有機質含量、腐殖質各組分含量、三大類微生物數量、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢；從中齡林到近熟林，由於撫育間伐，林分密度及郁閉度下降，林下植被蓋度逐步得到恢復，根際與非根際土壤有機質含量、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總量、放線菌數量、土壤水分含量、總孔隙度呈明顯的上升趨勢；從近熟林到成熟林，隨著林齡的增大，根際與非根際土壤活性酸、有機質含量、腐殖質各組分含量、有效磷含量、氨基酸總量、速效鉀、土壤酶的活性、土壤水分含量和總孔隙度呈下降趨勢，而根際與非根際土壤全磷含量、土壤酸度（特別是交換性鋁）和容重呈增加趨勢。Under uv - irradiation of the xw11 / sio2 ( x = p, si, ge ) composite films, all as - synthesized films exhibited high photocatalytic activity on the degradation of aqueous formic acid ( fa ). it has been shown that aqueous fa can be totally degraded into co2 and h2o. the photocatalytic reactions followed langmuir - hinshelwood first - order kinetics
結果表明，在溫和條件下（常溫、常壓和自然酸度） ，用近紫外區的光能輻射以上體系時，三種多金屬氧酸鹽復合膜材料都具有較高的活性，而且fa可被完全礦化為二氧化碳和水。Soil microbial biomass carbon, microbial biomass nitrogen, soil basal respiration and metabolic quotient all showed a decreasing trend under more than 15 mg. kg - 1 cadmium or more than 200 mg. kg - 1 lead, respectively. soil dehydrogenase, urease and acid phosphotase activities have a significant decrease, and the activities of soil catalase and invertase taking sencond place, while soil protease activities showed stable state
隨重金屬濃度增加，各指標下降幅度各有差別，其中微生物生物量碳、微生物生物量氮以及基礎呼吸和微生物代謝商隨重金屬濃度增加而明顯下降；土壤脫氫酶、脲酶、酸性磷酸酶活性的下降幅度較為明顯，過氧化氫酶、蔗糖酶活性次之，蛋白酶活性較為穩定。The paper studied three aspects of extracelluar enzymes in sediments of the tidal flat wetland, namely 1 ) the distibution of five sorts of extracellular enzymes in sediments in the east end of chongming island along the elevation gradient or community succession series, the relationships between the activities of enzymes and the ecological factors, and functions of extracellular enzymes in the process of community succession ; 2 ) the effects of the heavy metal ions and edta on the activity of alkaline phosphatase in sediments of the east end of chongming island by adding and removing of heavy metal ions, discussing whether the activities of extracellular enzymes could be taken as the indicators for the environmental status ; 3 ) the variations of the activities of extracellular enzymes in sediments in the east end of hengsha island after the discarding clay
本文以長江口典型濕地?崇明東灘為例，首次研究了沿高程梯度或沿植被演替系列沉積物中堿性磷酸酶等五種胞外酶活性的空間分佈規律，分析了胞外酶活性與環境因子的相互關系及其產生機制，討論了胞外酶活性在濕地植被演替中的作用。同時以崇明東灘沉積物為對象，運用重金屬離子的添加和去除等方法，研究了重金屬離子對沉積物中堿性磷酸酶活性的影響，利用胞外酶活性的變化探討了崇明東灘重金屬污染的狀況。此外，本文還研究了橫沙東灘吹泥試驗工程對沉積物環境因子和胞外酶活性的影響並進行了對比分析。Comparative studies on nitrate reductase activity of thalassiosira weissflogii and dunaliella salina cultured in two nitrate concentrations
兩種硝酸鹽濃度下威氏海鏈藻和鹽生杜氏藻硝酸還原酶活力研究Results the study had revealed that not only the bone tubular and the degree of mineralization, but also the activity expression of alkaline phosphatase of osteoblasts in fluoride group were better than the control group
結果研究發現氟組成骨細胞不僅其礦化結節和礦化程度，而且其堿性磷酸酶活性表達都要早於對照組。Alkaline phosphatase ( alp ) activity in the intraradical hyphae could reflect the functional differences among am fungal isolates. alp activity in intraradical hyphae at early growth stage was a useful physiological index for predic
Am真菌根內菌絲的堿性磷酸酶活性在一定程度上反映了不同真菌功能之間的差異，植物生長前期的根內菌絲堿性磷酸酶活性可以作為預測菌根效應的簡易生理指標。There are two egfr signaling pathways, one is the classical ras / raf / mek / mapk pathway and the other is pi - 3 - k / pkb pathway. in this part, the phosphorylation and / or activity of some key molecules in these two signaling pathways in differently transfected h7721 cells were investigated. by means of specific antibodies combined with weste
Egf刺激后不同轉染細胞中的pkb活性、 p42 / 44mapk和mek磷酸化都明顯增加，其中gntv一s / h7721細胞pkb比活性、 p42 / 44mapk和mek磷酸化程度較mock細胞增加明顯，而gntv一as / h7721細胞中上述指標的增加程度則不及mock細胞。The optimum conditions of preparation were as fellows : the concentration of zinc sulfate solution of 1. 8 - 2. omol / l, the concentration of ammonium bicarbonate solution of 1. 4 ~ 1. 6mol / l, the time of ultrasonic radiation of 25 ~ 30min. iv. preparation of active zinc oxide by means of microwave radiation to calcine precursor of basic zinc carbonate firstly, and a mechanism on preparation of ultra - fine active zinc oxide by means of microwave radiation has been investigated emphatically as well as the effects on quality of ultra - fine active zinc oxide have been analyzed and discussed in detail, the time of microwave radiation was 7 ~ 16 min ; comparing microwave radiation calcining with conventional calcining, the calcining time of microwave radiation was one thirty to one twenty, the calcining time shortened hugely, energy consumption saved hugely, the quality of product improved
首次引入超聲波輻射制備超細活性氧化鋅前驅體堿式碳酸鋅新技術，研究了超聲波輻射制備前驅體堿式碳酸鋅的機理，並分析和討論了影響前驅體質量的各種因素，確定了最佳的前驅體制備條件為：硫酸鋅濃度為1 . 8 2 . 0mol / l ，碳酸氫銨的濃度為1 . 4 1 . 6mol / l ，超聲波輻射25 30min ； 4 、首次採用微波加熱煅燒前驅體堿式碳酸鋅制備超細活性氧化鋅的新技術，研究了微波輻射加熱煅燒前驅體制備超細活性氧化鋅的機理，並分析和討論了影響活性氧化鋅質量的各種因素，確定了最佳的超細活性氧化鋅制備條件為：微波加熱煅燒時間為7 16min ，與傳統煅燒方法相比，煅燒時間僅為傳統的1 30 1 20 ，大大縮短煅燒時間，節省能耗，提高了煅燒產品的質量； 5 、完成了從鋅浮渣中制備超細活性氧化鋅的小試試驗和擴大試驗。Since viscosity of emulsion is important to elm separation process, it is necessary to research the viscosity of emulsion. during the study of separation of copper in the model industry waste by emulsion liquid membrane, some operating parameters are investigated, including the value of ph in the external phase, the concentration of acid in the internal phase, the concentration of copper in external phase, the concentration of surfactant, the kinds of carriers in the membranes phase as well as the concentration of carriers
對乳液膜體系分離銅離子的研究，主要是考察分離條件（如外水相的ph 、內水相酸的濃度，外水相銅離子的濃度，載體種類、載體濃度、表面活性劑的濃度等）對銅離子提取程度的影響，通過實驗得到，外水相的ph值是乳液膜分離銅離子的一個重要原因，這主要是由於cu （ oh ） _ 2溶度積和界面反應的化學平衡決定的。Determination of feed phytase activity - spectrothotometric method
飼用植酸酶活性的測定分光光度法Lively. term applied to a with medium acidity and good keeping qualities. wine having a brilliant colour
充滿活力的：用於描述酸度中等、貯存性能優良的清新型葡萄酒。葡萄酒色澤靈動閃亮。Lively. term applied to a fresh wine with medium acidity and good keeping qualities. wine having a brilliant colour
充滿活力的：用於描述酸度中等、貯藏性能優良的清新型葡萄酒。葡萄酒色澤靈動閃亮。分享友人