晶體純度 的英文怎麼說

中文拼音 [jīngtǐchúndù]
晶體純度 英文
crystal purity
  • 晶 : Ⅰ形容詞（光亮） brilliant; glittering Ⅱ名詞1. （水晶） quartz; （rock） crystal 2. （晶體） any crystalline substance
  • 體 : 體構詞成分。
  • 純 : 形容詞1 （純凈; 不含雜質） pure; unmixed 2 （純粹; 單純） simple; pure and simple 3 （純熟） skil...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
  • 純度 : fineness; pureness; purity; purity quotient; rate of purity
  1. Standard specification for high - purity dense yttria tetragonal zirconium oxide polycrystal for surgical implant applications

    外科植入用高純度密集三氧化二釔四氧化鋯多晶體的標準規范
  2. Scp - zro2 ( gem - grade zirconia ) has high purity and is mainly used for making cubic zirconia crystal ( artificial gems ), and as additive for optical glass and fibre with high index of refraction

    具有高純度，是製造立方氧化鋯晶體（人造寶石）的主要原材料，也用作高折射光學玻璃和光學纖維的添加劑。
  3. 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

    研究結果表明: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;根據對粉體顆粒粒徑的不同需求，可以選擇不同的球磨時間;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;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝，適宜的燒結工藝可以獲得理想微結構和組成，從而得到高性能的鐵氧體材料;而從材料的微結構上來看，要提高材料的截止頻率，就要適當地細化晶粒、增加晶粒內部的氣孔。
  4. Henan zhecheng jingxin diamond abrasive co., ltd. supply mbd metal bond diamond grade synthetic diamond powder is the higher grade synthetic diamond, this grade diamond powder feasures better diamond crystalline shape and stronger mechanical retention, it used for better quality synthetic diamond grinding tools, mbd synthetic diamond also can meets the customer ' s demand on precision tooling and electroplated diamond applications. size : ： 30 / 40, 40 / 50, 50 / 60, 60 / 70, 70 / 80, 80 / 100, 100 / 120, 120 / 140, 140 / 170, 170 / 200, 200 / 230, 230 / 270, 270 / 325, 325 / 400, 400 / 500

    河南柘城晶鑫超硬磨料製品有限公司供應晶體形狀為規則、完整的六-八面體，純凈度高，有很高的強度、韌性和很好的熱穩定性，抗沖擊能力強適用於製造鋸切硬質石材的工具，如：繩鋸、帶鋸、組鋸、大鋸片等，也適用於各種混凝土、地質鉆、工程鉆以及各種金剛石修整工具。
  5. Henan zhecheng jingxin diamond abrasive co., ltd. supply mbd metal bond diamond grade synthetic diamond powder is the higher grade synthetic diamond, this grade diamond powder feasures better diamond crystalline shape and stronger mechanical retention, it used for better quality synthetic diamond grinding tools, mbd synthetic diamond also can meets the customer ' s demand on precision tooling and electroplated diamond applications

    晶體形狀為規則、完整的六-八面體，純凈度高，有很高的強度、韌性和很好的熱穩定性，抗沖擊能力強適用於製造鋸切硬質石材的工具，如：繩鋸、帶鋸、組鋸、大鋸片等，也適用於各種混凝土、地質鉆、工程鉆以及各種金剛石修整工具。
  6. 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 。
  7. In order to obtain the strontium titanate nanocrystalline powers materials with small grain, high purity and homo - geneous grain size distribution, the effect of water, waiter - free acetic acid, gel temperature, heat treat temperature and so on were researched

    為了制備出晶粒小、材料純度高以及粒徑分佈均勻的納米鈦酸鍶粉體材料，研究了用水量、冰醋酸加入量、凝膠溫度和煅燒溫度等工藝參數對制備納米鈦酸鍶粉體材料的影響。
  8. . from the direct mutant of spirulina platensis ( sp - d ), we got high purity and activity phycobiliprotein which could grow crystals. the algae fluorescent probe prepared by coupling the above polyclonal antibody to phycobilipotein not only keeps the property of stronger anti - fluorescence quenching but also has the lower fluorescent background when it was used for labeling stoma cells of pea tendril

    以原核表達的peac1為抗原制備了免疫活性較好的抗豌豆肌動蛋白的多克隆抗體，從螺旋藻中純化了高純度、高活性、能結晶的藻膽蛋白，將兩者偶聯制備的藻熒光探針，不僅保持了藻膽蛋白很強的抗熒光淬滅能力，而且用於豌豆卷須氣孔細胞熒光標記時有更低的熒光背景。
  9. And it is difficult to apply general pid control or fuzzy control to the equipment of crystal growth with nonlinear and great pure hysteresis characteristics

    晶體生長爐具有參數時變、大慣性和大純滯后的特點，應用常規pid控制演算法，動態性能不理想；應用模糊控制演算法，穩態精度不能令人滿意，都難以實現有效的控制。
  10. Nuclear instrumentation - high - purity germanium crystals for radiation detectors

    核裝置.放射探測器用高純度鍺晶體
  11. Experimental results show that the order of fluoride salt being put in and flux type also influences the phases constitution, morphology, distribution and absorbent rate of ti and b. the experiments on remelting master alloys and al or al alloys at a certain temperature range show that the phases constitution and size have a remarkable heredity

    試驗結果表明，不同的氟鹽加入順序和熔劑種類的不同也直接影響著中間合金中化合物的相組成、形態、分佈以及中間合金中ti 、 b的實收率等。在用純鈦顆粒法制備中間合金時，熔煉溫度的改變只能影響tial _ 3晶體的尺寸大小，而無法改變其形態。
  12. As the only one among nearly 200 polytypes of different crystalline sic, which has a cubic crystalline structure, p - sic is an excellent candidate for fabrication of high power devices because of its high values of saturated electron drift velocity and electron mobility in comparison with the other sic polytypes

    碳化硅是碳化硅近200種不同結晶形態中唯一的純立方結構晶體，載流子遷移率高，電子飽和漂移速度大，更適合於製造電子器件特別是電力電子器件之用。
  13. The results show that the integrated approach other on the basis of a low - cost medicines and equipment, high purity capsaicin crystal, for the production

    結果表明，在綜合其他方法的基礎上，用成本低的藥品和器材，得高純度辣椒堿的晶體，用於生產。
  14. The result shows that on the basis of integrating other methods, we can gain the highly purified capsaicin crustal with cheap leechdoms and equipments, and apply it to the production

    結果表明，在綜合其他方法的基礎上，用成本低的藥品和器材，得高純度辣椒堿的晶體，應用於生產。
  15. Test procedure for high - purity germanium crystals for radiation detectors

    輻射探測器用高純度鍺晶體的測試程序
  16. After geometry optimization, their energy band structure, densities of states were calculated and analysised. we also calculated the model of doping cr, which can change the energy band structure of cdgeas2, the result is valuable for decreasing optical absorption. through the energy analysised, it was suggested that a germanium - on - arsenic anti - site defect was the most possible defect which may be associated with the 5. 5 micron absorption, the result of analysis are agreement with the research of epr, so the calculates are accurate

    運用密度泛函理論計算，建立純砷化鍺鎘晶體的結構模型並對之進行結構優化，使理論模型更加接近真實結構，從而研究純砷化鍺鎘晶體的能帶結構和態密度、光學性質;分別建立砷空位模型（ vas - cdgeas2 ） ，鍺占砷位模型（ ge / as - cdgeas2 ） ，分別計算它們的能帶結構、態密度、光學性質。
  17. To explain the inverse hall - petch relation in nanocrystalline metals, a geometric model is made, which assumes that the grains are spherical crystals, and the thick of grain boundary is considerable compared with the microcrystalline metals

    提出了一個球形晶體純晶界滑移幾何模型，得到出現反hall - petch關系的條件和小晶粒尺寸條件納米晶金屬材料的強度極限。
  18. The dislocation - free, low defects densities crystal are acquired, in which the impurities concentration is decreased, their distribution are uniform, and the gaas crystal has high uniform and purity characteristics

    利用m - lec法可以消除單晶中的位錯，降低缺陷密度，降低單晶中的雜質含量，並能使雜質在晶體中的分佈均勻，得到晶體均勻性、純凈度都高的gaas單晶。
  19. L - carnitine was synthesized from the chiral epichlorohydrin. its index of quality was improved through recrystallizing the intermediate and accorded with usp ( 24 )

    探討了以手性環氧氯丙烷為原料，對中間體進行重結晶提高光學純度的方法合成了l - （ ） -肉? ，其質量指標符合美國藥典usp （ 24 ）版的要求。
  20. Thin films with thickness of 0. 31m and 0. 36m respectively on si substrate, have been successfully prepared by a sol - gel spin coating method. cubic nanocrystals can be obtained at relatively low sintering temperature with an average grain size of about 47 nm and 51 nm respectively. the aluminia - doped scsz thins film are the same dense as the scsz thin films. however, there are a small amount of pinholes found in the microstructure of the titania - doped scsz films

    0 . 70固體電解質納米晶薄膜。燒結實驗結果表明，兩種薄膜均在650以上開始晶化，溫度越高，晶化越完全，在800可完全晶化所得納米晶顆粒呈純的螢石結構立方相鋁和鈦摻雜的納米晶顆粒的平均大小分別為47和51nm 。
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