篩分料度 的英文怎麼說
中文拼音 [shāifēnliàodù]
篩分料度
英文
sieve size-
According to these problems, we adopt to the method of mending material, optimize to fermentation media and partly ferment condition. finally, we excogitate a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified. with the plasmid pbv220 - ifnr, pbv220 - hgfa, pbv220 - hgfb, pbv220 - hpk5 that expresses serve as the model, adopting the biostat - c15l of b. braun company, utilize the method of mending material to ferment, through optimization fermentation media and optimization partly ferment condition ( ventilate quantity, stir speed, mend material speed ), eventually establishment a kind of fermentation technology that is suitable for target gene efficiency expressed and is advantageous of product purified
以我室構建並穩定表達的重組質粒pbv220 - - ifn 、 pbv220 - hgf 、 pbv220 - hgf 、 pbv220 - hpk5為模型,分別從不同的表達宿主菌中篩選出一種適合大規模生產的菌種bl21 ( de3 ) ,該工程菌株連續傳代100代表達質粒不丟失,表達量穩定;採用b . braun公司的biostat - c15l自控發酵罐,運用分批補料技術分別進行四種工程菌的高密度發酵,通過優化工程菌發酵的培養基配方及優化部分發酵條件(通氣量、攪拌速度、補料速度) ,最終建立一種適于目的基因高效表達的高密度發酵工藝模式。Determination of degree of fineness of dyes by screen analysis
染料篩分細度的測定方法The microgels of close monodispersity with different volume and cross - linking density can be prepared by using an inverse emulsion polymerization method. both artificial and natural materials, including zeolites, membranes, vesicles, liquid crystal, microemulsion, micelles, biopolymers, etc., have been used as template. the three - dimentional network structure and spherical morphology of polymeric microgels may guarantee the homogeneous of the structure of the composite, the size and the morphology of the various organic - inorganic composites with unusual structures
在反相乳液聚合條件下,通過控制反應條件可以得到體積不同、交聯度不同的近乎單分散的微凝膠,如同分子篩、單(多)分子膜、囊泡、液晶、微乳液、膠束、生物大分子等可作為微納米無機材料合成模板一樣,高分子微凝膠所特有的三維網路結構和球形形貌有可能對在其中進行的無機結晶或沉積反應施加限域和導向作用,從而控制所生成無機材料的形貌和大小,得到各種具有特異結構的無機-有機復合材料。Series of screen - bohou adopt large amplitudes, big intensity of vibrations, flexible screen surfaces, the motion parameters characteristics of adjustable amplitudes ; the unique structural features of " board of screen active, box inactive, unattached vibration of the screen surface " ; though segmented, multi - segments of screen surface jointed, large - scale of screen equipments can be realized, the advantages of large area, big handling capacity and no special requirements to the water of materials make the screen to be the best screen equipments used for the small wet materials
簡介:博后篩系列採用大振幅、大振動強度、彈性篩面、振幅可調的運動參數特點;及獨特的「篩板振動、篩箱不振動、各段篩面獨立振動」的結構特點;經分段、多段篩面組合,實現了篩分設備大型化,大面積、大處理能力的優勢及對物料水分的無特殊要求,是潮濕細粒難篩物料的最佳篩分設備。The series equipment versatillty, its performance had achieved the international advanced level, is at present is most effective, the practical reliable crushed stone machine, is suitable specially for the manufacture grinding compound, fireproof the matreial, the cement, the quartz sand, the emery, the stove are cut broken glass the power, the copper ore, the concrete aggregate and so on many kinds of, the crisp materials on the control granulated substance machine energy conserva tion 50 %, is in the present world system qranulated substance equipment
物料由機器上部垂直落入高速旋轉的葉輪內,在高速離心力的作用下,與另一部分以傘狀形式分流在葉輪四周的物料產生高速撞擊與粉碎,物料在互相撞擊后,又會在葉輪和機殼之間以物料形成渦流多次的互相撞擊、摩擦而粉碎,從下部直通排出,形成閉路多次循環,由篩分設備控制達到所要求的成品粒度。A lot of data of elevation in different places of the shallow water of n antong were obtained by fish - exploring machine and gps determining and tide cor recting. an image which reflects landforms of nantong was obtained by selecting f rom the many noaa images on different channels and in different phases. based on the image, grey scales corresponding to different places were obtained. by using c la ssifying liner regression technique, liner regression equations were established between the elevation and grey scale, and the threshold values of grey scales of the different elevations were determined. according to the threshold values, the a reas of the tidal zone above different elevations of the shallow water of nanton g were estimated
通過利用gps及漁探器實測,並進行潮位訂正,獲得南通淺海海域大量測點的高程資料;通過對多時相各通道noaa衛星照片進行篩選,挑選能反映淺海地貌的通道資料,從中讀取各測點相對應的灰度值,在此基礎上利用分級線性回歸,建立不同高程范圍內的高程、灰度線性回歸方程,確定不同高程的灰度閾值,從而測量出南通市淺海海域不同高程以上的潮間帶面積、分佈。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; 4Tests for geometrical properties of aggregates - determination of particle size distribution - sieving method
集料的幾何特性試驗.粒度分佈測定.篩法( 1 ) for the first time, compositing the chemical compounds of alkaline - earth metal with the adsorption material, 13x molecular sieve, silica gel, and activated alumina to gain a series of composite adsorbents with good performance that higher adsorption capacity and lower regeneration temperature and suitable for adsorption refrigeration systems that can be driven by low - grade thermal energy
首次將堿土金屬化合物及其鹽類與傳統吸附材料13x分子篩、硅膠和活性氧化鋁等復合,制取具有較高吸附量和較低再生溫度的適合於以低溫熱能驅動的吸附製冷過程的一系列優良復合吸附劑。分別在自製的吸附製冷、除濕製冷模擬實驗裝置上,測得該系列復合吸附劑與水和乙醇組成的吸附製冷工質對的吸附製冷性能以及除濕製冷性能均優于傳統吸附劑( 13x ,硅膠和活性炭) 。Abrasive grains - test - sieving machines iso 9284 : 1992
磨料粒度.篩分試驗機According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。A theory model about wheat grinding and sifting was presented by collection of and study on foreign and domestic documents, which mainly refer to change of ground particle size between input and output, and mathematics description for material separation by a still and inclined sifting surface
摘要通過對國內外文獻的整理和研究,列出了小麥研磨和篩分分離的基礎理論模型,主要是研磨顆粒輸入與輸出粒度的變化和靜止傾斜篩面物料分離的數學描述。Similarly, the impact strength is increased about seven times than that of the pure mc nylon6. mcm - 41 is also used as the filler material for pet. the effects of mcm - 41 on the crystallinity and the rate of crystallization are obtained
首次提出將孔性材料介孔分子篩mcm作為結晶改善劑名于聚對苯m甲酸乙m酯中,研究它對pet的結晶速度和結晶差這兩方面結晶性能的影響。The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc
在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔隙率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔隙率范圍:針對高速公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水損害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青磨耗層( ogfc )混合料。Standard test method for particle size distribution of catalytic materials by sieving
篩分法測定催化材料的粒度分佈的標準試驗方法Coating powders - part 1 : determination of particle size distribution by sieving iso 8130 - 1 : 1992
粉末塗料.第1部分:用篩分法測定粒度分佈The selling engineer of our company has comprehensive professional knowledge to the production processes of users, before you order, we can sieve the medium according to users ' sieve machine type, production capacity, discharge demand of supplies factor is it analyse demand of you to come, so you can choose the rubber or the polyurethane ( pu ) to sift the surface material, we can also determine the grain size of sieving and sift the hole form accurately, this means screen mesh material of the company of square garden can produce the good economic benefits and social benefit
我公司的銷售工程師對于用戶的生產過程具有綜合的專業知識,在您定購前,我們可以根據用戶的篩機類型,篩分介質,生產能力,排出物料的要求等因素來分析您的要求,因此您可以選擇橡膠或聚氨酯( pu )篩面材料,我們還可以精確測定篩分粒度和篩孔狀,這就意味著方園公司的篩網材料可產生良好的經濟效益和社會效益。Dyes - determination of fineness by sieve analysis
染料篩分細度的測定Methods of test for spices and condiments - determination of degree of fineness of grinding - hand sieving method reference method
香料和調味品試驗方法.第8部分:研磨細度等級測定手工篩分法Investigations of the raw material in hard - coal - mining ; determination of the particle - size - distribution 20 ? m by sieve - analysis
硬煤采礦原料的勘測.篩分法測定大於20 m的粒度分佈分享友人