vacuum material 中文意思是什麼

vacuum material 解釋
真材料
  • vacuum : n (pl vacuums vac ua )1 真空;空處,空虛,空白。2 〈美口〉吸塵器(= vacuum cleaner)。vi vt 〈...
  • material : adj 1 物質的(opp spiritual)。2 身體上的,肉體上的;物慾的,追求實利的;卑俗的。3 有形的,實體的...
  1. Manufacturing technique of wax microcrystalline : with crude oil vacuum residua fractions as material, it is made from propane taking off asphaltum, furfural refining, ketone benzene taking off oil, and argil refining

    微晶蠟的生產工藝流程:本產品以天然原油的減壓渣油為原料,經丙烷脫瀝青、糠醛精製、酮苯脫油、白土補充精製及加氫補充精製冷卻后成型而制得該系列產品。
  2. The machine is used to realize the airflow conveying of granulated resin by means of the technology of low vacuum. it can be used with a hopper dryer to automatize dry material - supplying

    本機採用低真空原理實現塑料樹脂粒子的氣流輸送,可與料斗式乾燥機配套,實現乾燥供料自動化。
  3. The dry plating method is a method for deposition of a metal on the surface of polymer material under vacuum and includes sputtering method, vapor deposition, vacuum deposition, etc

    干鍍是一種在真空下在聚合物表面沉積金屬的方法,包括濺射、氣相沉積、真空沉積等。
  4. The tensile strength and young ’ s modulus of cf / ep specimens before and after vacuum thermo - cycling were measured by an electrical universal material testing machine. an electron scanning microscope was used to perform the surface morphology and fractography of specimens

    真空熱循環試驗前後cf / ep層合材料的拉伸性能由電子萬能材料試驗機完成,本文利用掃描電鏡觀測試樣表面形貌和拉伸后的斷口形貌。
  5. A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well

    液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。
  6. Applicable for vacuum packing of final / semi - final products or raw material of cereals, foodstuff, pharmacy and commerce, etc

    適用於糧食、食品、醫藥、商業等行業成品、半成品及原料的抽真包裝。
  7. C. application : it is used in making glassware - plate glass, wired glass, figured glass, hollow glass, foam glass and glass block as beer bottle, cups, vacuum flask, optical glass, fiberglass and so forth. its application is common in founding, smelting, fireproof material, cement and chemical industry

    用途:製造玻璃,耐火材料,冶煉矽鐵,冶金熔劑,陶瓷,研磨材料,鑄造,石英在建築中利用其有很強的抗酸性介質浸蝕能力,用來制取耐酸混凝土及耐酸砂漿。
  8. The type vacuum arcing chamber is miniaturization product, adopts copper and chrome contactor material, cup shape and longitudinal magnetic field structure, glass insulation case, sealing type shield barrel in the plate

    本型號真空滅弧室為小型化產品,採用銅鉻觸頭材料,杯狀縱磁場結構,玻璃絕緣外殼,盤片中間封接式屏蔽筒。
  9. The product vacuum arcing chamber adopts porcelain case, cup shape and longitudinal magnetic field contactor structure, copper and chrome contactor material, it has the capacity of good open and close short circuit current

    本產品真空滅弧室採用陶瓷外殼,杯狀縱磁場觸頭結構,銅鉻觸頭材料,具有優良的開斷和關合短路電流能力。
  10. 2 miniaturized vacuum arc quenching chamber which is with cucr25 contact material, cup shape and longitudinal magnetic field contact structure, intensive interrupting ability is used. vacuum arc quenching chamber is laid in a sealed insulating cylinder, which significantly improve the ability of enduring environment and phase - phase insulation character

    2 、設計了採用cucr25觸頭材料、杯狀縱磁場觸頭結構、開斷能力很強的小型化真空滅弧室;真空滅弧室布置在封閉的絕緣筒內,提高了環境耐受能力,同時使相間絕緣性能顯著提高。
  11. Ake dryer vacuum rake dryer has simple structure, convenient operation, long operation period, stable and dependable capacity, small vapor consumption, good applicability and excellent quality. it is specially applied in the dryness of flammable and oxidized cream material under the high temperature

    真空耙式乾燥機,具有結構簡單,操作方便,使用周期長,性能穩定可靠,蒸汽耗量小,適用性強,產品質量好,特別適用於不耐高溫易燃高溫下易氧化的膏狀物料的乾燥,該機經用戶長期使用證明是一良好的乾燥設備。
  12. On the basis of test results, the effects of operation parameters such as material thickness, heating temperature and pressure of drying chamber on vacuum freeze drying are discussed. aiming at decreasing drying time and reducing energy consumption, these parameters are optimized and optimization results agree well with actual results

    在三因素二次正交回歸試驗的結果分析的基礎上,利用降維分析方法探討了凍干厚度、加熱板溫度和系統的真空度對乾燥時間和乾燥能耗的影響,並對混合加熱條件下單位水分能耗和凍干生產率進行了優化分析。
  13. Because of drying in vacuum, it has high speed under low temperature, its dry speed has raise 2 times, save sources, and the heat efficiency is high, especially adapt to material which is heat sensitive and easy oxidized

    由於是在真空下乾燥,在較低溫度下有較高速率,比一般乾燥設備速度提高2倍,節約能源,熱利用率高,特別適合熱敏性物料和易氧化物料的乾燥。
  14. Shenyang alloy material co., ltd. ’ s transferring item is one of the important transforming items for us, which has approved by national financial department by means of using japan ' s loan, the importance of item includes the advanced half continual vacuum melting furnace 、 simultaneous x - ray spectrometer system 、 fluorescent analyzed instruments ; advanced annealed furnace 、 vacuum annealed furnace and other heat treated furnish etc , and others totally 50 types

    沈陽合金材料有限公司的搬遷改造項目是國家發改委和財政部批準的國家利用日元貸款改造重點項目之一,項目重點改造內容有引進國外最先進的半連續真空感應熔煉爐、 x熒光分析儀、直讀光譜儀;國內先進的罩式退火爐、真空退火爐等熱處理設備及一些冷加工設備,共增添新設備五十多臺套。
  15. The factors which influenced the process include the insulator ' s material, structure, the distribution of space electrical field, the way to deal with the surface, the characteristic of voltage waveform, pulse width etc. there are two kinds of theory for the vacuum surface flashover : secondary electron emission avalanche ( seea ) and electron triggered polarization relaxation ( etpr )

    影響該過程的因素包括絕緣材料結構、空間電場分佈、表面處理方法、所加電壓特徵,脈沖寬度等。研究真空表面閃絡過程有兩類理論:二次電子發射崩潰( seea )和電子引發極化鬆弛( etpr ) 。
  16. Therefore, in order to understand the long - time performance of the weld, it is necessary to study the welding interface of niobium alloy and stainless steel, and know the microstructure evaluation. explosive welding and vacuum electron beam self - material brazing were used to prepare the specimen

    因此,研究鈮合金與不銹鋼的焊接結合層,分析形成的互擴散層的組織、成分和性能變化,對了解不銹鋼和nb合金的互擴散反應行為,焊接件的焊接工藝改進和長期使用性能的評估是很有意義的。
  17. The carriers in the material can be characterized by properties in many ways comparable to those of free electrons under vacuum.

    這種材料中的載流子,許多特性都差不多可用真空中的自由電子的特性來表徵。
  18. They are cast without air bubble with imported high quality resin material under the vacuum condition, the lv windings are made of copper foil as the capacity requirement

    高壓線圈用銅線繞制,玻璃絲纖維增強,採用進口優質環氧樹脂,在真空狀態下實現無氣泡澆注。
  19. According to the experimental parameters of mpt, the main performance parameters of different propellants have been given by engineering performance computation under designed and working states, which has great importance for the experimental research and the future work. 2. for helium and argon, the factors which influence on mpt ' s vacuum steady work have been discussed such as the material of microwave tie - in, the distance between the probe and inner - conductor, the position of the inner - conductor, the input power of microwave, the mass flowrate of propellant and the vacuum pressure of environment, and the influence has been discussed of the microwave power and the mass flowrate of propellant on the pressure of the resonance cavity, thrust, reflected power and the temperature of the resonance cavity

    論文的工作和新見解主要包括: 1在設計狀態和工作狀態下,根據mpt的實驗參數,對mpt使用不同工質時的性能進行了工程估算,這對mpt現階段的實驗研究和今後的研究有重要的指導意義; 2對于he 、 ar推進工質,討論微波的接頭材料、探針與內導體的間隙、內導體的位置、微波的輸入功率、工質的質量流量以及環境真空度對mpt真空啟動和穩定工作的影響,並探討微波的輸入功率、工質的質量流量對諧振腔壓強、推力、反射功率以及諧振腔溫度的影響; 3對于n _ 2 、 h _ 2 、 nh _ 3 、 h _ 2o推進工質,主要討論與he 、 ar工質不同的特性,並從長遠的眼光和工程應用的角度,認為其可行性不容置疑,潛在優勢不可忽略,是未來mpt應用的主流推進工質。
  20. The flashover performance of alumina ceramics can be evaluated based on the above results, and it is helpful for choosing a proper material used in vacuum insulation system. 4

    本研究結果為評價材料在真空中的沿面閃絡性能提供了一個參考標準,對正確選擇真空用陶瓷絕緣材料有重要意義。
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