melting rate 中文意思是什麼

melting rate 解釋
熔化率
  • melting : adj. 1. 融[熔]化的。2. 心軟的,受感動的,易感動的。3. 使人感動的,使人感傷的,溫柔的,動人的。
  • rate : n 1 比率,率;速度,進度;程度;(鐘的快慢)差率。2 價格;行市,行情;估價,評價;費,費用,運費...
  1. Ag melting and superheating at high heating rate

    升溫速率對金屬熔化和過熱的影響
  2. Amore 2001 has successfully investigated the gakkel ridge and arctic ocean in vicinity of its geological and geophysical nature, as well as the nature of sea ice and biology in this area. the preliminary onboard petrology and bathymetry results show that the mantle beneath the gakkel ridge with low temperature has only encountered very low degree partial melting during the spreading and there is no any direct relationship between the crust nature and the spreading rate along the gakkel ridge in any simple petrologic way. mantle temperature and fracture zone density also play a major role on the crust nature, besides spreading rate

    對所取得資料的初步研究表明gakkel洋中脊之下的地幔僅經受了較低程度的部分熔融,具有較低的溫度。 gakkel洋中脊處的地殼性質和巖漿活動與擴張速率之間不存在任何直接的巖石學相關性,擴張而導致的巖石圈頂部的冷卻並不是決定洋脊處地殼性質的最重要因素。地幔溫度和斷裂帶的存在與否及其密度對地殼性質具有重要的影響意義。
  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結構更明顯,前驅體經過300熱處理后,材料的粒徑變細,團聚成球狀的顆粒,球狀特徵更顯著,在低倍率下具有較好的電化學性能。
  4. The intercalating rate of modifier was 27. 3wt %. fourier - trandformed infrared spectroscopy ( ft - ir ) also shows that modifier has been between layers. a series of polyamide / montmorillonite nanocomposites were prepared by melting extrusion method in two - screwed extruder at first

    首次對三元尼龍和蒙脫土復合進行了研究, tem結果表明:粘土片層雜亂無章地分散在基體中,平均厚度10nm ,形成剝離型納米復合材料。
  5. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  6. The french army went on melting away at a regularly increasing rate

    法國軍隊按照準確的算術級數遞減融解。
  7. Being demonstrated by production data, the benefits of both economical and social have been achieved by more stable melting process, decrease of bof reblow rate, less consumption of raw material, longer converter campaign, shorter melting time, better working conditions with computerized automatic steel making process on 120 - ton bof at tonggang

    摘要實際生產數據說明,通鋼120t轉爐實現副槍和動、靜態模型控制下的自動用煉鋼工藝后,吹煉過程穩定,補吹爐數少,鋼鐵料、合金消耗低,爐齡提高,轉爐冶煉周期縮短,工作環境改善,使轉爐副槍系統的應用取得了很好的經濟效益和社會效益。
  8. But some problems are occurred, such as low bath temperature, difficulty in lime melting, slag overflow at vessel mouth, increase of metal consumption, difficulty in dephosphorization and low hitting rate at the final

    在生產中出現熔池溫度低、廢鋼和石灰不易熔化、爐口溢渣、金屬消耗增加、脫磷困難、終點命中率低等問題。
  9. Based on the experimental data, a melting mathematical model has been set up. the calculated melting rate of scrap was consistent with experimental value

    摘要在油氧火焰熔化棒體實驗基礎上,通過建立數學模型,與實驗進行對比研究。結果表明:實驗結果與熔化數學模型計算棒體的熔化速度相符合。
  10. Study on melting rate of pre - reducted pellet in smelting reduction reactor

    熔融還原預還原球團礦熔化速度的研究
  11. In doing so, the utilization rate of carbon is increased and the melting speed of protection slag is decreased. the application result indicated that : using superfine composite particles, only 0. 3 % of carbon is needed, while carbon in traditional particles would up to 2 %. hence, the adding of superfine composite powder can avoid the increasing of carbon in steel slag

    應用單位實驗表明:在不影響保護渣整體性能的前提下,使用超細復合粒子保護渣,降低熔速的外摘要博士學位論文加中超碳黑的量可大幅度減少,僅需0 . 3 % ,而使用傳統方法制備的保護渣外加中超碳黑量不低於2 % 。
  12. The peak rate of deglaciation following the last ice age was a sustained rate of melting of more than 14, 000 cubic kilometers a year ? about one meter of sea - level rise every 20 years, which was maintained for several centuries

    從上個冰期以來,冰川消退的高峰值為每年持續融化1萬4000立方公里,約相當于海平面每20年上升一公尺,而且維持了幾個世紀。
  13. Abstract : sewage sludge briquette made of 2 % ( dry basis ) sewage sludge, 0. 3 % white earth, and coal powder was studied under conditions of briquette similar to modeling and gasificaition for briquette on ammonia synthesis. briguette with white earth was taken as a reference. the results showed that rate of gasification of sewage sludge briquette was 50 % higher than that of briquette of white earth at 1100. ash melting point of sewage sludge briquette reached 1440 which satisfied the requirement of gasification of ammonia synthesis. results showed that no pollution took place in these processes, and the gas generated can meet the demand of ammonia synthesis

    文摘:以污泥添加量為2 % (干基)白泥添加量為0 . 3 % (干基)所制得的污泥型煤為研究對象,以白泥添加量為5 . 5 %的白泥型煤作為參照,考察了污泥型煤的氣化特性和二次污染.研究結果表明,在1100以上高溫下,污泥型煤的氣化速率比白泥型煤高50 %以上;污泥型煤的灰渣軟化溫度達1440 ,能滿足合成氨氣化要求;污泥型煤無二次污染,其氣化成分符合合成氨原料氣的要求
  14. High performance liquid chromatography ( hplc ) analysis shows that the purity of the synthesized product could amount to 98. 6 % and the total yield rate was 42. 5 % with the melting point of 161 ~ 164

    運用高效液相色譜儀對合成的勞拉西泮進行了定性和純度分析,純度可達98 . 6 % ,熔點為161 ~ 164 ,反應總收率為42 . 5 % 。
  15. Combining with the energy fluxes balance above fuel surface, the simulation and calculation of transient heat conduction of the pe fuel with liquid layer while melting and pyrolyzing are considered by use of the moving coordinates. the calculated regression rate of the pe fuel approximately tallies with the same kind of hybrid rocket motor test data from the abroad

    建立了pe燃料的熔化、熱解、導熱模型,應用動坐標系,結合燃料表面熱環境,對具有液體層的pe燃料的熔化、熱解和內部瞬態導熱過程進行了模擬計算,計算的pe燃料退移速率與國外同類試驗的測量結果符合較好。
  16. A new measuring instrument for melting and crystallizing temperature of smelting slag is designed by adopting advanced microcomputer technology, micro - controller technology, and computer image processing technology in order to accurately and efficiently measure physical features of smelting slag, e. g. melting temperature, flowing temperature, crystallizing temperature, and crystallizing rate, etc

    設計了一種採用先進的微型計算機技術、微控制器技術、計算機圖像處理技術相結合的冶金爐渣熔化結晶溫度測定儀,能夠準確高效地測試冶金爐渣等材料的熔化溫度、流動溫度、結晶溫度、結晶率等物理特性。
  17. It does n ' t react with nonferrous metal and has a high thermal conductivity rate. its properties of thermal shock resistance, scour resistance and corrosion resistance are very excellent. so silicon nitride bonded silicon carbide is a eximious refractory of al, cu, zn, mg melting field

    氮化硅結合碳化硅是近年來發展起來的特種高溫結構陶瓷材料,該材料不與有色金屬熔體潤濕,導熱率高、抗熱震性好、抗沖刷、抗金屬蒸汽侵蝕,是優質的鋁、銅、鎂合金熔煉及鋅冶煉行業用陶瓷材料。
  18. While testing ofeis at different depth of dischargeand charge - discharge at different charge - discharge rate reveale that, these material indicate lower conductivity at highcharge - discharge rate, resulting in bad electrochemical perforemence. melting - cooling and inorganic sol - gel were adopted, which facility - simpleand operating - easy, to prepare v _ 2o _ 5 xeroxes as positive material of li - ion battery. the comparision of structual and electrochemical performance between thesecathode materials were investigated for the first time. their electrochemicalbehaviorswerestudiedbygalvanostaticcharge - discharge, cyclicvoltammetry ( cv ), and electrochemical impedance spectroscopy ( eis ) techniques. the results indicte the sample that prepared by melting - cooling revealed moreexcellent performance at low charge - discharge rate, which achieved a high initialdischarge specific capacity of approximate 320 mah ? g - 1

    通過各種充放電測試,循環伏安( cv )曲線以及電化學阻抗譜( eis )等測試手段對材料的電化學性能進行表徵,結果發現,在低倍率放電下,熔融淬冷法合成的材料具有更好的電化學性能, 0 . 1c恆流放電至1 . 8v時首次放電容量達320mah ? g - 1 ,並且發現, v _ 2o _ 5作為正極材料組裝成的鋰離子二次電池,除首次循環具有較大的不可逆容量外,其餘循環可逆且容量保持能力較好, 20次循環后,容量只衰減了6 . 40 % 。
  19. When using dry ice, wrap the refrigerant in paper or another carton to slow the melting rate and prevent excess space

    使用乾冰時,請以紙或紙盒包住致冷劑,以減慢溶化速度並防止過多空間
  20. The result indicated that the two phases in eutectic had difficulty in growing regularly on condition that the floating zone melting rate was in the scope of 0 ~ 0. 3mm / min. the matrix phase was directional grown and the other phase was grown with no order

    結果表明,在區熔速率r = 0 0 . 3mm min范圍內兩相很難形成規則共晶,其中基體相定向生長,第二相混亂生長,彌散分佈於基體中。
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