最大真空度 的英文怎麼說
中文拼音 [zuìdàzhēnkōngdù]
最大真空度
英文
maximum suction- 最 : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
- 真 : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 真空 : [物理學] vacuum; empty space; vacuo
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A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate
對稀溶液中溶質的固/液吸附體系,首次提出了根據吸附分子體積和實驗條件下吸附等溫線中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附,也適用於多層吸附和具有親水親油結構的表面活性劑分子的膠團吸附.由此,吸附質的表面相濃度cs具有真實濃度的含義,相應地,計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨( dtab )和溴代十六烷基三甲銨( ctab )與羊毛纖維構成的液/固體系分配系數等,為溶質吸附的熱力學研究奠定了基礎Using jgp560c magnetron sputtering equipment, cu / ag film are deposited on cd1 - xznxte substrate by dc magnetron sputtering in order to get the influences of the main experiments parameters such as sputtering power, gas flow, vacuum air pressure, magnetoelectricity power and substrate temperature on deposition rate of film, discovered that dc sputtering power is the most key factor influencing the deposition rate
在jgp560c型超高真空多功能磁控濺射鍍膜機上,採用直流磁控濺射法在cdznte晶體上制備出cu ag合金薄膜,揭示了氣體流量、直流濺射功率、勵磁電源功率、工作氣壓和襯底溫度等工藝參數對沉積速率的影響規律。結果表明濺射功率對沉積速率的影響最大,隨濺射功率的增大沉積速率快速增大。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。4. the thrust measurement device was calibrated, and the accuracy was 2 % fs. at the same time the signal of thrust measurement was input to the computer. e - type chromel - constantan thermocouple was used to measure the temperature of mpt, and the accuracy was 5 % fs. the vacuum measurement was realized by using zdf - 5427m vacuometer, and the accuracy was 3 % fs
( 4 )對推力測量系統進行了標定並實現了計算機採集,推力測量系統最大相對誤差為2 fs ;溫度測量目前還只限於對mpt諧振腔壁溫的測量,使用e型鎳鉻?康銅熱電偶即可較容易實現,其測量精度為5 fs ;真空測量採用zdf - 5427m微機型復合真空計,其由熱偶計和熱陰極電離計復合而成,該真空計測量控制精度為3 fs 。The value of pore water pressure dissipation can be divided into two parts. one part is produced by vacuum degree and the other part by groundwater table lowering
加固區內地基中的孔隙水壓力的最大消散值可分為兩個組成部分:一為真空度的直接傳遞導致的孔壓下降值;二為抽真空引起水位線下降進而引起的孔壓消散值。Standard test method for maximum specific gravity and density of bituminous paving mixtures using automatic vacuum sealing method
自動真空密封法測定瀝青鋪面混合料最大比重和密度的標準試驗方法The main results are : grinding is favorable to improve surface smooth degree, while nitrided and slow deposition makes sic granules fine ; the width of coatings gap increased in order of grinding, nitrided and vacuum heat treatment, but gap defects in multilayer coatings could be removed by slow deposition ; temperature of maximum weight loss could be decrease to 600 by grinding, vacuum heat treatment or slow deposition, but it will increased to 800 after nitrided ; oxidation kinetics curves all varied with the coating modifications
主要有:磨削改性有利於提高塗層表面平整度,氮化和慢沉積使塗層表面顆粒細化。塗層間隙寬度按磨削改性、高溫氮化、真空熱處理依次增大,而慢沉積可獲得無面缺陷的多層塗層。磨削改性、真空熱處理及慢沉積均使最大氧化失重溫度點提前至600 ,而高溫氮化則使最大失重點后移至800 。For these special area, how to use the proper water resource in the irrigated area as the cut - in point to develop waterfront landscape, and change the former method which is only focused on irrigation and water conservancy and how to make the best use of waterfront to build a rapid - developing area in city and town, is a urgent and real - life problem. it is worthy of serious reflection and hunting
在這樣一個特定地區,如何利用灌區特有的渠水資源作為濱水景觀開發的切入點,扭轉以往僅僅聚焦于灌溉、水利的片面做法;如何解決灌區濱水景觀的特殊性,最大限度發揮濱水空間的潛力,營造城鎮更新的活躍地帶,在當今城市大發展的宏觀背景下,是一個迫切而又現實的問題,值得每一個建設者認真思索與探求。Assists to fix the equipment problems in the vacuum coating areas, to minimize the break down time
協助解決真空鍍膜區的設備故障,最大限度降低壞機時間。Scale space filter can restrain noise and recognize edge reliably in big scale, and can confirm positions accurately in small scale, at last get the true positions of edge by focus processing from big scale to small scale. but traditional canny arithmetic based on guass scale space have shortcomings such as big computing and confirming positions inaccurately
尺度空間濾波能在大尺度下抑制噪聲可靠的識別邊緣,在小尺度下精確定位,最後由粗及精地進行邊緣聚焦而得到邊緣的真實位置,但是傳統的基於guass尺度空間的canny運算元計算量大,定位不夠精確。Abstract : this paper introduces a new class f epoxy glass - cloth laminate. the synthesis of a epoxy adhesive and the production process were studied. the properties of the laminate were compared with those of some similar products abroad. the results show that the laminate has higher adhesive strength 、 resistivity in moist conditions 、 dielectric strength and mechanical strength in higher temperatures. it is applicable for electric equipments, especially those to run in higher moisture or higher temperature conditions
文摘:本文介紹了最近開發成功的一種新型f級耐高溫層壓板,研究了環氧樹脂膠粘劑的合成,層壓板的製造工藝及其性能,並與國外同類產品進行了對比,結果表明,它具有粘接強度、浸水后絕緣電阻及耐電壓、高溫機械強度高等特性,可用作大型高壓電機、輸變電設備以及核電工程、低溫高真空工程中絕緣結構材料,尤其適用於高電壓、高溫、高機械強度的工作環境。This paper presents the effects of some features on the productivity of raw c60 materials, such as distance and approaching speed of electrodes, helium partial pressure and arc current etc. then we separate and purify the raw materials and obtain pure solid c60 of 99. 9 % and compare the purification efficiency and effect of different fluxion phase and fixed phase and discuss the effects of the experimental conditions, such as the depositing speed, the type of the substrate, the surface structure of the substrate and the temperature of the substrate. finally, we use xps, afm, ultraviolet, infrared and raman to analyze the component, structure and feature of the films qualitatively and quantitatively
本文首先研究了氦氣分壓、弧電流大小、電極間距以及電極推進速度等實驗條件對制備c _ ( 60 )粗品產率的影響;接著選用柱色譜法分離提純得到了純度大於99 . 9的c _ ( 60 )固體,比較了不同流動相和固定相的提純效率和效果;然後採用自己改進后的真空鍍膜機,利用電阻式加熱蒸鍍方法,得到了純c _ ( 60 )薄膜和不同摻雜比的銀摻雜薄膜;探討了沉積速率、襯底種類、襯底表面結構以及襯底溫度等實驗條件對薄膜結構的影響;最後通過xps , afm ,紫外,紅外,拉曼對薄膜的成分、結構和特性作了定性和半定量分析。The bigger the diameter, the high the heat efficiency, but the weak the temperature increasing ability, length has less effect on the heat efficiency, tilt angle has less effect on the flow field and temperature field while it is larger than 30 degree, vacuum degree and emissivity have great effect on the flow field and temperature field while there is a great temperature difference between the liquid in the tube and the surroundings, the furring has less effect on the heat transfer but should be cleaned up in 3 - 5 years because of poor water quality, the higher the solar flux or the more the temperature difference between the liquid and the surrounding, the more the heat loss and the lower the heat efficiency
分析了各種因素對太陽能真空集熱管流場和溫度場的影響。直徑越大,熱效率越高,但升溫能力弱;長度對熱效率影響不大;傾斜角度大於30后,自然對流已經能夠充分進行,考慮以能夠吸收到最大太陽輻射為主;真空度和發射率對熱效率和溫度場影響很大,尤其是在介質溫度與環境溫度差異比較大時;水垢對傳熱影響較小但由於水質的問題應該被3 5年清洗一次;太陽輻射強度越大,介質溫度與環境溫度差異越大,熱損失越大,效率越低; 4Maximum vacuum degree
最大真空度mpaThe influence of various factors, including lowest pressure of the vacuum chamber, water content and size of the sample in three states of solid, lidquid or syrup, on cooling rate and on final sample temperature in self - freezing by vacuum pumping, was studied
摘要以液態、漿態和固態三種不同類型的物料為對象,通過大量實驗研究了真空室壓力、物料含水量和尺寸對抽真空自凍結的降溫速率和對凍結最終溫度的影響規律。The best process for high quality tio _ ( 2 ) thin film deposited on k9 glass by reb is studied by using orthogonal test method, the se results indicate that the best process for tio _ ( 2 ) thin film deposition is the substrate temperature of 300, the total gas press in the chamber of 2 x 10 ~ 2pa and the deposition rate of 0. 2 nm - s - 1, of which the substrate temperature has influence on the optical properties of the deposited films notably
文中首先以tio _ 2薄膜的折射率和消光系數為研究對象,採用l9正交試驗法研究了在k9玻璃上制備高光學質量tio _ 2薄膜的最佳工藝條件。橢圓偏振儀的測試結果表明,制備tio _ 2薄膜的最佳工藝條件為:基片溫度300 ,工作真空2 10 ~ ( - 2 ) pa ,沉積速率0 . 2nm ? s ~ ( - 1 ) ,其中基片溫度對薄膜光學常數的影響最大,該結果具有較好的可重現性。Testing research specifies that mpt can reliably start up for ar, he, n2, h2, and air under the vacuum condition, and that ignition is easiest with ar, than with n2, and most difficult with he
實驗研究表明,在真空環境下,對于推進劑工質ar 、 he 、 n _ 2 、 h _ 2和空氣啟動可靠。 ar最容易啟動, n _ 2次之, he最難;微波功率越大,越容易啟動;並且在一定真空度范圍內最容易啟動。分享友人