球粒結構 的英文怎麼說

中文拼音 [qiújiēgòu]
球粒結構 英文
spherulitic texture
  • : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. The fusion protein was bactericidal active against staphylococcus aureus. in present study, we will truncate the none channel - forming do main, then attach the agrd to the pore - forming region ( k544 - i626 ) to construct a new engineered multidqmain protein machine - compact engineered peptide targeting staphylococcus aureus. such engineered peptide was constructed by linking the gene of staphylococcal agrd pheromone with the gene of c - terminal ( 1626 ) of colicin la pore - forming region ( k544 - i626 ) with site - directed mutation

    利用點突變方法將金黃色葡萄菌信息素agrd ( i型, ystcdfim )的基因引入到大腸菌素fa梭基端1626基因上,並將限制性內切酶sacl酶切位點基因分別引入到大腸菌素fa的p4和k544上,通過酶切、膠回收、連接獲得含大腸菌素ia水性孔道域和金黃色葡萄菌信息素agrd基因的重組質
  2. Due to the strategy problem of multi soccer robots real time counterwork, a kind of control structure based on coarse granularity behaviors and vertical decomposition is presented

    摘要提出了基於粗度空間和垂直分解的控制體系,用於解決實時多足機器人的對抗問題。
  3. The difference of reactive mechanisminduced the difference of their structure. v _ 2o _ 5 product prepared by melting - cooling showed more notable undefined structure. after heat - treating under300, particle size becomes smaller, and aggregate to globate grain, showesbetter electrochemical performance at low charge - discharge rate

    熔融淬冷法合成的樣品其無定型更明顯,前驅體經過300熱處理后,材料的徑變細,團聚成狀的顆狀特徵更顯著,在低倍率下具有較好的電化學性能。
  4. 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、成率、密度、直徑、吸水量、溶脹度、度分佈、表面、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。
  5. The results from x - ray diffraction demonstrated that pp / mmtome was a fully intercalated nanocomposite, pp / mmtom and pp / ommt were partly intercalated nanocomposites, but the intercalation effect of pp / mmtom nanocomposite was better ; the crystallization characteristics of pure pp and pp / mmt nanocomposites were investigated by dsc, waxd and pom. the result of these testing showed that mmt nano - layers acted as nucleating agents for the crystallization of pp, the addition of mmt had effect on the crystallization process, leading the increasing of crystallization temperature crystallization rate and crystallinity, but also the dimension of spherulite reduced. but the formation of pp crystal did n ' t change, the formation of pp crystal in three pp / mmt nanocomposites and pure pp were a - form on the whole ; influences of three sorts of mmt on mechanical properties of pp / mmt nanocomposites were studied, as a result, the addition of mmt comprehensively improved mechanical properties of pp : notched impact strength, tensile strength and flexural properties were all increasing, but the extent of increasing were n ' t large

    通過xrd分析比較這三種pp mmt納米復合材料微觀得到, pp mmt _ ( ome )屬于完全插層, pp mmt _ ( om )與pp ommt的插層程度相近,但是pp mmt _ ( om )相對較好;通過對純pp和三種pp mmt納米復合材料的晶性能研究發現,蒙脫土納米片層對pp晶產生明顯的異相成核作用,晶能力增強,使pp的晶溫度和晶速率提高,晶度增加,晶晶細化,但是沒有改變pp的晶形態,三種pp mmt納米復合材料的晶形態都屬于晶;通過對pp mmt納米復合材料的力學性能測試得知,蒙脫土的加入全面提高了pp的力學性能,缺口沖擊強度、拉伸強度和彎曲性能都有一定程度的提高,浙江{ _業大學碩十學位論文摘要但是提高幅度都不是很大,不過ommt 、 mmtom和mmtc ) me三種蒙脫土對pp力學性能有著不同的改性作用,其中pp / mmtom最好, pp月邊mto崛次之, pp / ommt最低,這種情況主要是由蒙脫土對pp晶性能的影響和蒙脫土的納米改性作用造成的。
  6. A few thin sections show fresh variolitic texture.

    少數薄片呈現新鮮的球粒結構
  7. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆徑的不同需求,可以選擇不同的磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒溫度、保溫時間和燒氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒工藝可以獲得理想微和組成,從而得到高性能的鐵氧體材料;而從材料的微上來看,要提高材料的截止頻率,就要適當地細化晶、增加晶內部的氣孔。
  8. When sno2 wt % was controlled for 10 %, the square resistance of sn - in2o3 was minimum. through the characterization of in2o3 / sno2 nano powders, some conclusions were drawn : sno2 nano powder is rutile structure, and in2o3 and sn - in2o3 nano powders are cubic structure. in2o3 / sno2 nano powders were well dispersing with spherical uniform grain, and the mean grain was 4 - 50 nm

    通過對inzo3 / snoz納米粉體表徵,得出inzo3 / snoz納米子多呈形、顆均勻、分散性良好、組分均勻、純度較高、平均徑在4一50lun左右、比表面積達67一156mz / g ; snoz納米粉為正四面體金紅石, inzo3和sn一inzo3納米粉為體心立方
  9. The second strategy include that a metallic nickel ( ni ) core was encapsulated with a polymeric polystyrene ( pst ), and then coated with an outlayer of dielectric titania to form ni / pst / tio2 composite particles. the morphology and structure of the particles were characterized by tem, sem, tg - dta, xrd, and ft - ir

    其次,以聚苯乙烯包覆金屬鎳粉,形成了ni pst磁性聚合物微,然後在該微外包覆二氧化鈦,制得了徑均勻、形態良好的鎳聚苯乙烯二氧化鈦( ni pst tio _ 2 )無機-有機的多層核-殼復合微
  10. Fine ni3al powders with an average grain size of 6. 1 m were firstly prepared by shs method and mechanical grinding for 36ks with the ratio of ball to powder at 3. 5. the effects of grinding condition and heat treatment technique on the morphology, microstructure and composition as well as crystal structure of the prepared ni3al powders were discussed

    首先採用機械粉碎法在36ks的粉碎時間和料比為3 . 5的工藝條件下獲得了平均度為6 . 1 m左右的ni _ 3al微粉,重點討論了粉碎條件及熱處理工藝對ni _ 3al微粉的形貌、微觀、物相組成和晶體等的影響。
  11. ( 1 ) mr and percolation effect : a new microstructure is observed due to size of the tio2 particle much more than that of the cro2 particle, and obviously different shapes

    Tio 。顆徑比cro 。大得多,形狀為形,這兩種顆復合形成一類新的微,以降低ctoz滲流閾值濃度,提高低場磁電阻。
  12. Results show that the empty and porous balls of tio2 were grown on the surface of fine tourmaline particles dispersing in the tio2 film based on the copper net, under the effect of the nature electric field of fine tourmaline particles

    用溶膠?凝膠技術在紫銅網表面成功生長電氣石tio _ 2復合薄膜,該復合膜中電氣石微表面形成了tio _ 2空心和tio _ 2層狀微
  13. The configuration of the pore space is different from that which would be obtained from the packing of uniform spheres

    自然界物質孔隙與均勻的堆積而形成的孔隙是不同的。
  14. Ps - mpm was prepared by improved microsuspension polymerization. product structure, particle size and magnetic properties, were characterized and the reaction mechanism was analyzed. such influencing factors as the indissoluble assistant, the dispersant agent, the surfactants, the amount of initiator and the stirring speed were surveyed

    本文採用了一種難溶助劑,用改進了的微懸浮聚合法制備出了聚苯乙烯磁性高分子微,對產物進行了徑、磁性能的表徵,分析了反應機理,並探討了難溶助劑、分散劑、表面活性劑、引發劑用量、攪拌速度等因素對磁性高分子微性能的影響。
  15. And the value drop to the lowest at ph = 0. 8. as the increase of heat treatment temperature, the pore size distribution peak of sio2 microspheres is very narrow, meanwhile the specific surface area is the smallest before 160 c. the polymer template is removed at 350 c, so the pore structure of sio2 particles has a big change which involve the increase of specific surface area and the broaden of pore size distribution peak. with the continuous raise of temperature the sio2 network will shrink little, as a result the average pore size will decrease, but the specific surface area has no obvious change

    果發現:二氧化硅膠體顆均勻分佈於脲醛聚合物網路中,煅燒去除有機模板后微表面變粗糙,而徑沒有明顯變化; ph值較小時,復合微中聚合物含量較大,而ph值較大時,得到復合微鬆散,因此熱處理后的二氧化硅微孔容及平均孔徑都較大,而在ph = 0 . 8時,得到最小值;武漢理工大學碩士學位論文隨著熱處理溫度的變化,小於160時,空分佈較窄,而比表面積較小,在350時,由於有機模板的去除,微發生突變,比表面積明顯增大,而孔徑分佈變寬,溫度繼續升高時,二氧化硅網路發生收縮,平均孔徑變小而比表面積由於有機炭化物的完全去除沒有太大變化;微中的微孔在熱處理過程中處于平衡狀態,分佈沒有太大變化。
  16. When a cluster of particles is immersed in a uniform electric field, the particles are coupled together due to the mutual interaction among them. this interaction causes the dipole moment of the cluster to be dependent upon the spatial arrangement and relative permittivity of the particles and upon the cluster size. in this work, we attempt to estimate the dipole moment of finite cubic arrays of particles, in terms of that of particle chains which has been known. we assume that a chain may be replaced by a single equivalent sphere with the same dipole moment. with replacing the chain by equivalent sphere, a cluster is simplified to a planar array, and this planar array is simplified to a chain, then the dipole moment is obtained. numerical calculations are performed. it is found that our results are acceptable

    置於均勻電場中的一簇形顆,由於其內部的相互作用而耦合在一起.這致使簇的感應偶極矩與簇的幾何,大小以及顆的介電常數等參量有關.試圖通過已知的鏈的偶極矩確定任意大小長方的簇的偶極矩.假定顆鏈可以被具有同樣偶極矩的一個等效介質代替,並將具有空間的顆簇處理成面簇,再將面簡化成一個顆鏈,從而確定簇的偶極矩.在這一過程中,通過不斷增加等效的尺寸,將顆間的相互作用包含在簇的偶極矩中.數值分析了立方簇的偶極矩,果是可接受的
  17. This series of ball valve products is specially and developed on the basis of foreign advanced technologies. with compact structure and reliable seal performance, it is widely applied in occasions of suspending liquid containing small particles and fiber in petroleum, chemical and electric power industries. it is especially popular in dcs, qcs and plc control systems in production processes of waste paper deinking, alkali recovery, pulping and sewage processing in paper making industry

    該系列產品是在國內外先進技術的基礎上進行特殊設計,精心研製開發的閥系列產品以其緊湊的,可靠的性能,被廣泛應用於石油、化工、電力等行業含有纖維或微小固體顆的懸浮液的場合。
  18. In australia, the aborigines believe the opal has a spiritual meaning. the wangkumara people have a legend which tells how their people gained fire from opal stones, with the assistance of a muda - a creator who switches from human form to pelican

    歐泊在礦物學中屬蛋白石類,是具有變彩效應的寶石蛋白石,是一種含水的非晶質的二氧化硅。內部具球粒結構,集合體多呈葡萄狀、鐘乳狀。
  19. Effect of main - chain structure on solid - phase grafting polymerization of styrene in spherical polypropylene granules

    主鏈對聚丙烯子中苯乙烯固相接枝聚合的影響
  20. For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect

    隨著合成溫度和時間的增加,產物的和晶型越趨于完善,但在1100得到的產物有燒和晶增大的現象,恆溫時間超過24h后對材料的性能影響不是很大; li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ,尤其當li mn比為1 . 05 2時,所合成的材料具有較好的電化學性能;通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好,而兩段間隔合成法比兩段連續合成法處理的材料性能更佳;顆度隨著磨時間的延長而減小,比表面昆明理工大學碩士學位論文摘要卻增大,度小且分佈范圍窄的材料有利於鏗離子的擴散。
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