比表面面積 的英文怎麼說
中文拼音 [bǐbiǎomiànmiànjī]
比表面面積
英文
specific surface area- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 積 : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
- 面積 : [數學] area
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Method for specific surface area of chrysotile asbestos
溫石棉比表面積測定方法Testing method for specific surface of cement - blaine method
水泥比表面積測定方法It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山灰效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑范圍在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。The single function of biological reaction filler had been applied widely, which merely supplied the reaction place and the large amounts of microbe for biological reactor, though it had the large specific area and the surface character suitable for conglutinating microbe
目前應用的生物反應填料作用單一,只是通過較大的比表面積和宜於生物附著的表面性質,為生物反應裝置提供較高的生物量及為生物反應提供場所,但不能為生物反應裝置創造良好的傳質擴散條件。The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l
快速電解獲取高濃度na _ 2feo _ 4溶液的方法,主要包括四個方面:採用兩陰極室夾一厚度較小的陽極室的隔膜(或離子膜)電解槽;使用比表面積較大的鐵網陽極;保持陽極室中有適宜濃度的濃naoh溶液;採用較低的電流密度和較高的電解速度。具體工藝參數是: 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite
採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。For same mineral, desorption of 125i " on it was weaker than 125io3 ", and sorption of 125i i25io3 " on galenite is irreversible. apparent diffusion coefficient da of 125i " in the mixed material were determined by the pass - through diffusion way, da values under atmosphere was given : da = 7. 29x10 - 12m2 ? s - 1
大氣條件下,隨體系固液比的減小,固相的量相對在下降, 125i -在礦物材料上的kd值減小;隨材料粒度的減小,材料的比表面積增加, 125i -在礦物材料上的kd值有所增加。In addition, it had been investigated in extenso how the specific area and pore size affected the capacitance values and characteristics
本文還對比表面積及材料孔徑如何影響電容大小及性質方面進行了較為詳細的探討。The carbon nanotubes ( cnts ) are attractive materials for electrodes of supercapacitors due to their superb characteristics : chemical stability, low mass density, low resistivity, and large specific surface area
納米碳管導電性好、比表面積大、微孔集中在一定范圍內,從理論上講是製作超級電容器的理想材料。Factors which can accelerate the early hydration of cement, the setting in particular, such as excessively high c3a content, too low so3 content, high alkali content and the blending of pozzolana with large inner specific surface area, etc., will result in poor compatibility of the superplasticizer with cement
凡是加速水泥初期水化的因素,特別是使水泥凝結加速的因素如c3a含量過高、 so3摻量過少、堿含量高以及摻入內比表面積大的火山灰質混合材等均使水泥與超塑化劑的相適應性變差。The physicochemical properties of cx - 2 correspond to cytodex - 3 mc produced by pharmacia, including of color, loss of drying, area, density, size, soakage, dilation, stability, size distribution, mechanical strength, surface structure, etc., but its cost of manufacture is lower than cytodex - 3 " s
通過優化工藝制備的cx - 2微載體,在色澤、乾燥失重、比表面積、成球率、密度、直徑、吸水量、溶脹度、粒度分佈、表面結構、機械強度、穩定性等理化指標與pharmacia公司cytodex - 3微載體相當,但成本價格要低得多。Method of determination for specific surface of cement
水泥比表面積測定方法Method of determination for specific surface
水泥比表面積測定方法Determination of specific surface area
比表面積的測定Preparation of activated carbon with high specific surface area from coconut shell
椰殼炭制備高比表面積活性炭的研究Carbon black used in rubber products - determination of specific surface area - ctab test method
橡膠用炭黑比表面積測定Specific surface of droplet
熔滴比表面積United nations habitat indicators programme ( unhip, 1993 ) data suggest that hong kong performs well against the comparator countries, partly due to the fact that the majority of tenants live in public housing where affordability is considered when setting rents. however, for the percentage of permanent structures, an indicator designed to measure the quality and proportion of housing that provides adequate shelter, and floor area per person, hong kong performed poorly against international comparators
根據聯合國住屋指標計劃(一九九三)所得的數據,香港比其他比較國家有較佳的表現。部分原因可能是大部分市民都是居住在公營房屋,而租金的厘訂是以市民的負擔能力為依據。不過,就永久房屋的比率(一個用來量度作為適當居所的房屋所佔比率和質素,以及每人樓面面積的指標)來說,香港的表現則比其他比較國家略遜一籌。Determination of specific surface area of solids by adsorption of nitrogen ; single - point diffenrential method according to haul and duembgen
用氮的吸收法測定固體比表面面積. haul及duembgen的單The total surface area as calculated using the fouling resistances in table 1 shall be at least 10 % greater than that calculated using the clean overall transfer rate
用表1中的污垢熱阻計算出的總表面面積比用? ?總傳熱速率計算出的總表面面積至少大10 % 。分享友人