石墨粒 的英文怎麼說
中文拼音 [dànmòlì]
石墨粒
英文
graphite granule-
Based on the principle of mechano - chemistry, the strong shock and crashing mechanical force produced by ls - 250 pulverizer can act to the surface of superfine carbon and white carbon particles during the process. the result of the experiment indicated that distortion and amorphism change occur to the surface crystal lattice of carbon particles, and the phenomena are prick up as the action time of mechano - chemical force
依據機械化學原理利用ls一250型流能粉碎機高速旋轉的動齒工作過程中產生的強烈沖擊、碰撞機械力,使其作用於超細石墨及白碳黑顆粒表面,檢測表明,石墨粒子表面晶格發生畸變及無定形化,且隨著機械力作用時間的延長而加劇。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。Method for size distribution of colloidal graphite for kinescope
顯象管石墨乳試驗方法粒度試驗方法The implements are ideal equipments that utilize the theory of centrifugal to get rid of ligh & heavy impuity in thick liquid material such as mixed sticky powder, sandstone, paraffin wax, heat melt glue, plastic pieces, dust, foam, gas, scrap iron and printing ink particle etc
組合式高效低濃輕重雜質除碴器是一種利用離心原理去除漿料中較大體積的混合膠粘物、沙石、石蠟、熱熔膠、塑料片、塵埃、泡沫、氣體、鐵屑、油墨粒子等重、輕雜質的理想設備。The implements are ideal equipments that utilize the theory of centrifugal to get rid of light & lheay impurity in thick liquid material such as mixed sticky powder, sandstone, paraffin wax, heat melt glue, plastics pieces, dust, foam, gas, scrap iron and printing ink particle etc
組合式高效低濃輕重雜質除渣器是一種利用離心原理去除漿料中較大體積的混合膠粘物、沙石、石蠟、熱熔膠、塑料片、塵埃、泡沫、氣體、鐵屑、油墨粒子等重、輕雜質的理想設備。Dry powder, granule raw materials which have special requirements to drying. for example : hp vesicant, lees, light calcium carbonate, active white earth, magnetic powder, graphite, medical slag and so on
對有特殊要求的粉狀,顆粒狀物料的乾燥。如: hp發泡劑、酒糟渣、輕質碳酸鈣、活性白土、磁粉、石墨、藥渣。When the two reactants were simply mixed by crush, they reacted violently and produced carbon spheres with a diameter of 50 - l00nm and sodium chloride ( nacl ) was encapsulated within the outer amorphous carbon shells, which could be confirmed by sem and tem. by annealing at 1400 ? to drive the encapsulated nacl away, hollow carbon spheres were left with a novel mesoporous structure, as presented in hrtem
實驗中將兩種反應物通過直接擠壓混合后加熱反應,得到的無定型球狀碳材料經tem照片證實直徑為50 - 100納米,而且中間包裹氯化鈉( nacl )顆粒; xrd等結果顯示,高溫退火併徹底清除nacl后形成的中空碳球已經部分石墨化。The results indicate that the fracture toughness is influenced markedly by the different base structure of vermicular east iron and by the form of graphite ; unlike steel, the fracture toughness of vermicular cast iron increases with the yielding strength, while drops drastically with the increase of ratio of graphite grain length to thickness
試驗結果表明,蠕墨鑄鐵的斷裂韌度受不同基體組織的影響比較明顯;受不同石墨形態的影響顯著,與結構鋼不同,蠕墨鑄鐵的斷裂韌度隨材料的屈服強度增大而增大,隨石墨顆粒的長厚比增加會急劇下降。To ensure the charging pump working reliably, the following measures should be adopted : ( 1 ) adopting modified circular casing to reduce the radial force of the impeller and decrease the seal clearance ; ( 2 ) using radical ribs on impeller and helical sealing on shaft to realize minor pressure differential ; ( 3 ) using back pressure stuffing box to ensure sealing under small packing force ; ( 4 ) adopting self - lubricant flexible graphite stuffing for absorption of solids entering in the graphite in case of leaking
為確保灌注泵可靠工作,提出改進措施: ( 1 )採用改型環形泵體降低葉輪的徑向力,減小軸封間隙,抑制泄漏; ( 2 )採用背葉片降低葉片根部壓頭,獲得微壓,使軸封兩端承受較小壓差; ( 3 )採用螺旋密封降低軸封兩端壓差,在保持微壓的同時避免出現負壓,密封效果更好; ( 4 )採用反壓式填料密封結構,在很小的壓緊力下,即可保證密封; ( 5 )採用具有潤滑功效的柔性石墨填料,即使發生軸封泄漏,進入石墨內部的固相顆粒也將隨著石墨的消耗而被鉆井液吸收。2. when graphite is applied in the areas of war, such as the disappearing material, the graphite bomb and so on, superfine powder is needed and carbon in the form of steadily aerosol is required
2 .當石墨用於隱身材料及「石墨炸彈」等軍事領域時,需要石墨具有超細的粒徑,同時在空氣中能在一定時間內形成穩定懸浮的氣溶膠。The result of experiment showed that the reaction between ti and c is a thermodynamic course, when 2 wt % mg is added to melt, it can restrain the formation of fragility phase al3ti, and gained al matrix composite which contained tic reinforced particles only. because mg reacts with the forms a micro - high temperature field around the oxide around the graphite particles and the oxygen gas which is brought by the immersion bell, and the reaction gives out a lot of heat energy, thus forms many high micro - fields in melt, which prompt the reaction between the al and ti
加入適量的mg ( 2wt )可以抑制tic al復合材料中的脆性相al _ 3ti的產生,生成僅含tic的鋁基復合材料;由於活化劑鎂在體系中與石墨顆粒周圍的氧化物、以及外來的氧反應放熱,在熔體中形成微高溫區,促進al - ti反應,同時, al - ti反應也是放熱反應,因此體系中的內能急劇增大,促使al _ 3ti分解以及ti朝c顆粒擴散,縮短反應的孕育時間。Electric field is able to drive the charged particles directional movement along the interlayer of graphite
電泳插層利用電場力的作用,使得帶電粒子沿石墨粒子的層間方向作定向運動。The low - enriched uranium fuel consists of half - millimetre - sized particles of uranium dioxide encased in graphite and silicon carbide, which in turn is encased in a graphite ball
低濃縮的鈾燃料為包裹在石墨和碳化硅中半毫米大小的二氧化鈾微粒,石墨和碳化硅則被包裹在石墨球中。A study on synthesis of high - strength coarse - grained di amond with powdered graphite
用粉狀石墨合成粗顆粒高強度金剛石的研究With the optimum parameter, the obtained composite particle have many changes compared with uncoated graphite, such as the increase of coating ratio, particle size and decrease of specific surface area, et al
在最佳包覆工藝條件下,所得復合粉體相對未處理石墨氧化物含量(包覆率)增加、粒度增大與表面積減小。Microstructure analysis showed that the tungsten carbide particle reinforced steel matrix composites, which were made by electroslag melting and casting method, not only had low content of porosity and nonmetal inclusion, but also could reduce the free carbon content immensely
顯微缺陷分析顯示,採用電冶熔鑄工藝制備的wc鋼復合材料不僅氣孔、夾雜物含量低,無明顯游離石墨痕跡,而且較好地解決了wc顆粒的偏聚問題,具有明顯的質量優勢。Friction and wear properties of az91 magnesium alloy and its hybrid composites reinforced with alumina fiber and graphite particulates
石墨顆粒混雜增強復合材料的滑動摩擦磨損性能研究As the eutectic time increases, the graphite morphology departs from sphericity to the abnormal morphology, and the roundness of the graphite particles decreases as well
隨著共晶時間的延長,鑄件的石墨形態逐漸偏離球形,向異常化趨勢發展,石墨顆粒的圓整度隨之降低。Graphite particle surfaces are coated by a layer of oxides equably through micrograph images. in addition, the coating effect of al2o3 - coated particle is the best and much homogeneously ; the effect of tio2 - coated particle is the worst and its self - nucleation was serious, while after al2o3 / zro2 - coated, the coating on graphite surface becomes much denser
通過形貌觀察,表面均包覆上相應的氧化物,其中,以al _ 2o _ 3的包覆情況最好,包覆較均勻;以tio _ 2的包覆情況最差,自身形核最嚴重,經過雙層復合包覆后石墨顆粒表面的包覆層更加緻密。Application of agitatior mill in graphite micropowders preparation
精細研磨機在石墨微粒子制備工藝中的應用分享友人