activity properties 中文意思是什麼

The length of alkyl, carbon chain about betaine type amphoteric surfactant affects its surface activity and other properties

摘要甜菜堿表面活性劑的烷基碳鏈的長度對其表面活性及其它性質有不同程度的影響。

Synthetic tendly oregano oil （ carvacrol ） oil of oregano has the properties of anti - bacterial ( gram - positive bacteria and gram negative bacteria ), anti - coccidia and anti - oxidant activity

添德力牛至油（香芹酚）的生物活性幾乎對所有重要的革蘭氏陽性和革蘭氏陰性菌都有活性，同時還有抗真菌、抗球蟲和抗氧化特性。

Purification and properties of cellulase activity from aspergillus niger

2446纖維素酶的純化及酶學性質的研究

7 brana m f ， cacho m ， gracia m a. synthesis, antitumor activity, molucular modeling, and dna bing properties of a new series of imidazonaphthalimides, j. med. chem. 2002, 45 : 5813

4上官國濤，王寧，朱軍. ?甲基? ?雜環酰胺基乙基鍺倍半硫化物的合成和抗癌活性研究.數理醫藥學雜志， 2004 ， 17 （ 4 ） ： 357

First, the deposition properties of horseradish peroxidase ( hrp ) and its activity after deposition are investigated in this article

本文研究了過氧化物酶（ hrp ）的包埋特性和包埋后的剩餘活性及穩定性。

Special properties and uses : it ‘ s main component is pinene, with special chemical activity, it is a good solvent and an important raw material for the manufacture of coating, synthetic camphor, synthetic resin, synthetic spices and other organic industrial products etc

1性質和用途:松節油的主要成分是蒎烯，具有特殊的化學性質，是一種優良的溶劑，是塗料，合成樟腦，合成樹脂，和其他有機合成工業的重要原料

By means of following the tracks of activities, the bioactive compounds displaying anti - anemia properties had been isolated, purified and structurally characterized. the petrol - soluble fraction of the etoh extract of the root of potentilla anserina l. ( rosaceous ) showed the most potent activity on anti - anemia

蕨麻能明顯減輕小鼠體重，降低脂肪/體重比值、血液中總膽固醇和甘油三酯的含量，從而具有減肥、降血脂的功能。

Influence of properties of chitosan nanocarrier material on immune activity of anti - hepatitis b immune ribonucleic acid

殼聚糖納米載體材料性能對抗乙肝免疫核糖核酸免疫活性的影響

Study on synthesis, characterization, fluorescent properties and antibacterial activity of rare earth complexes of rutin

表徵及熒光性質和抑菌活性的研究

The recombinants were constructed by transforming ppic9 a - xynb into p. pastoris gs115. the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p. pastoris. in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity. the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1. xynbb was gotten by deglycasylation of xynba, whose molecule weight returned to 23kd. we comparised the enzymatic properties of xynba expressed in p. pastoris, xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph, the optimal ph of xynb and xynba were both 5. 2, the optimal ph of xynbb was 5. 0 ; the optimal temperature of xynb and xynba were both 60 c, while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883. 88iu / mg and 832. 5hu / mg respectively, which were both lower than 2814. 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21. 56 ( g / kg ) and 20. 87 ( g / kg ), while the km value of xynbb was 27. 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg. min and 5329umol / mg. min respectively which were lower than 27623 umol / mg. min of xynb ; additionally all of the three enzymes did not display cellulase activity. they all had well resistance to pepsion and trypsin, and were not sensitive to metal iron, surface active agent and chelating agent. the analysis of different xylans enzymatic hydrolysate revealed : by xynba, that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose, which account for 68. 43 % and 16. 50 % respectively, additionally there was 11. 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose, which account for 81. 78 % and 11. 55 %. the result indicated that this xylanase was a kind of 1, 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides

進一步對xynba進行了脫糖基化處理得到xynbb ，其分子量恢復到23kd ，證明xynba是糖基化蛋白。通過對畢赤酵母重組表達的木聚糖酶xynba 、脫糖基化的木聚糖酶xynbb以及橄欖綠鏈黴菌a1所產原酶xynb之間酶學性質的比較發現：三種酶的最適ph差異不大， xynb和xynba均為5 . 2 ， xynbb為5 . 0 ； xynb和xynba的最適溫度均為60 ， xynbb降為50 ：在耐熱性上， xynba由於糖基化作用熱穩定性明顯高於未糖基化的xynb和xynbb ； xynba和xynbb的比活性分別為883 . 88iu mg和832 . 51iu mg ，明顯低於原酶的比活2814 . 45iu mg ； xynb和xynba的km值相當，分別為21 . 56 （ g kg ）和20 . 87 （ g kg ） ，而xynbb的km值較大為27 . 10 （ g kg ） ； xynba和xynbb的vmax相差不大，分別為4568 mol mg ? min和5329 mol mg ? min ，明顯低於xynb的27623 mol mg ? min此外三種酶均無纖維素酶活性，對胃蛋白酶和胰蛋白酶有很好的抗性，且對作用環境中的各種離子、表面活性劑、螯合劑不敏感。通過對不同木聚糖的酶解產物的糖份分析發現：以樺木木聚糖為底物時，酶解產物主要為木三糖和木四糖，含量分別為68 . 43和16 . 50 ，另外還含有11 . 79的木二糖；以玉米芯木聚糖為底物時，酶解產物主要為木二糖和木三糖，含量分別為81 . 78和11 . 55 。

The analysis results indicate that the correlative influence factors to the technological capabilities of electronic solders include the composition and purity and chemical uniformity of solder alloy, the composition and properties of mother materials and their clean level on the surface, the surface tension of liquid state solders, the temperature and atmosphere in soldering and the activity of flux, the chemical composition and structure and properties of the surface film of melting solders, and so on

分析表明：相關的影響因素主要包括合金的組成、純度和化學均勻性；母材的成分、性質和表面的潔凈度；液態焊料的表面張力；釬焊溫度、氣氛、助焊劑的活性；液態焊料表面膜的組成、結構和性能等。

The activity of embezzling public funds conducted by those who are entrusted to administrate or operate state - owned properties should be determined as the crime of misappropriating capital

受委託管理、經營國有財產的人員挪用公款的行為應認定為挪用資金罪。

The concentration of bsa in homogenization medium influenced the latency activity of the pm tt - atpase. 0. 5 % bsa was suitable in our experiment. characteristic properties of the plasma membrane h + - atpase were investigated firstly

提取緩沖液中bsa的濃度對微囊的緻密性有很大的影響， 0 . 5 bsa下獲得的質膜微囊，有較好的的緻密性。

Properties of textiles - textiles and polymeric materials having antiacarien properties - characterisation and measurement of antiacarien activity

紡織品特性.具有抗蜱蟎特性的紡織品和聚合材料.抗蜱蟎功效的特性和測量

Better performance are gained when the properties of balance and activity are combined in an attack of reduced variants of rijndael. 7. the optimisations of rijndael sbox, of columnmix and its inverse, and of the round trans formation are thoroughly studied for purpose of better performance

7 、研究了rijndael演算法s盒、列變換及其逆運算、整個輪變換的優化方法，從運算單位、數據訪問時間和簡化矩陣運算等方面提高演算法的實現效率。

The main effect factors include : 1. microbial species, which seem to have different degradation rate under varied circumstances and n - alkanes ; 2. physical and chemical properties of crude oil itself, which have an important effect on biodegradation, such as conglutination, boiling point, refractive index, ingredient and concentration of the oil ; and 3. culture condition of microorganism, under which the degrading activity of microorganism will be affected by surfactant, light condition, sorbent, nutrition, co - metabolite, oxygen, temperature and salinity during the inoculation of selected or indigenous microorganisms

其中主要影響因素包括：菌種的影響，菌種在不同的環境中和對不同碳鏈長度的碳氫化合物表現出不同的降解效率；石油物質本身物理化學特性的影響，如石油物質在水體或土壤中的濃度以及石油的粘度、沸點、折射率等特性；生存環境條件的影響，在接種入高效率的降解菌或利用土著微生物進行降解時，降解率受到生存環境中各種條件的影響，如表面活性劑、光照條件、吸附劑的利用、營養鹽、共代謝底物、氧氣、溫度、鹽度等。

The properties of alkyl polyglucoside ( apg ) are briefly narrated, i. e. physical property, solubility, surface activity, toxicity, biodegradability and so on

摘要簡要概述生物基表面活性劑烷基糖苷的物理性和溶解性、表面活性、安全性和生物降解等性能。

Surface properties and hydrodenitrogenation activity of niwnx - al2o3 catalyst

3催化劑的表面性質及加氫脫氮性能

Platinum group metals and their alloys have been extensively employed in energy conversion and green synthesis as electrocatalysts owing to their high catalytic activity. pt group metals at nanometer scale have attracted much attention worldwide because of their higher catalytic activity and better properties

Pt 、 ru 、 pd 、 rh等鉑族金屬以及它們的合金通常具有良好的催化性能，作為催化劑材料被廣泛地應用於能源轉化、綠色合成等重大領域。

In conclusion, the compact engineered peptide can form lethal ion channel in the membrane of staphylococcus aureus guided by staphylococcal agrd pheromone, therefore the engineered peptide had bactericidal activity against staphylococcus aureus, especially against the drug - resistant strains. because of the properties mentioned above, the engineered peptide showed great potential in the future. the engineered peptide was an example of bactericidal protein machine combining two minidomains with different bioactivities and different protein origins

該工程多膚能在人工脂質膜上形成電壓依賴性離子通道，即當電壓由omv變為+ somv時通道立刻開放，電導驟然上升到某一數值，其後電導發生丫系列諧振式變化;而當電壓由+ somv變為一50mv時電導並不立即減小至o ，而出現正電壓狀態下類似的表現。