純度控制 的英文怎麼說

中文拼音 [chúndùkòngzhì]
純度控制 英文
control of purity
  • 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
  • 控 : 動詞1 （告發;控告） accuse; charge 2 （控制） control; dominate 3 （使容器口兒朝下 讓裏面的液體慢...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 純度 : fineness; pureness; purity; purity quotient; rate of purity
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. Early speed control systems on turbine all adopted pure mechanical hydraulic speed control systems, which had intrinsic defects. for example, the percentage of delay is large, dynamic regulation characteristic is bad, control accuracy is low, the operation is cockamamie, the running and maintenance are not convenient, and so forth. in order to solve these problems, it is necessary to substitute a completely new, advanced speed control system for previous mechanical hydraulic one

    早期的汽輪機調速系統均採用機械純液壓調速系統，機械液壓系統具有固有的缺陷，如遲緩率大、動態調節品質差、控制精度低以及操作繁瑣、運行、維護十分不便等，解決這些問題均要求採用一種全新、先進調節系統來取代原有的機械液壓式調節系統。
  2. In conclusion, it is primarily described that the expectable social and economical benefits of this mis are great, and the design can be fulfilled smoothly. the difficulty of this thesis is : not only think about the coordination each other synthetically on workers, equipments, technologies, data and user ' s priorities, different project and different continuation day, but also must ensure that it is agility, controllable and safe when the data be transmitted on internet or intranet

    本管理信息系統強調是針對無形的數據信息產品（ gis等海量數據）的生產管理信息系統，不是單純的統計計算，還要實施嚴密的控制，除需要綜合考慮人員、設備、技能技術、權限、工程、工期在計劃調度統計方面的協調性外，還需要強調海量數據信息產品的原始數據、半成品、成品在網路上流動的靈活性、可控制性和安全性。
  3. The samples with smaller grain sides were obtained in our experiment, and the properties are corresponding with that of those samples prepared by melting method mentioned previously. several approaches can be proposed for further increasing the thermoelectric properties. preparation of the material with different compositional deviations availably controlled from stoichiometry is one of the ways to change the carrier concentration, and hence to optimize the value of power factor

    該方法獲取的塊體樣品的片狀顆粒的粒度遠小於熔煉法制備的樣品，樣品的性能也與熔煉法相當，如果能有效控制樣品的化學計量比，提高生成物的純度將會更大程度的提高材料的熱電性能。
  4. After analysising the theory and characteristics of the corba and mobile agent technologies, the paper brings forward firstly a kind of mobile agent architecture - coma, and gives the solution to coma ' s asynchronous transfer, concurrent control, naming, location and intelligence mechanism in detail. furthermore, aiming at making up the flaws of the application servers based on corba in distributed group environment and solving the problem of object ' s remotion on the corba server, the paper proposes a kind of corba architecture based on mobile agent - maorb, discusses naming and transparent transfer of mobile agent in a maorb system in detail, and gives a reasonable improvement method

    本文在分析了corba和移動agent這兩種分散式技術的運行原理及其特點之後，首先提出一種應用於協同環境下的移動agent體系結構coma ，並詳細給出了coma的異步遷移、並發控制、命名和尋址，智能化機制這幾個關鍵技術的解決方法。進而，為了彌補單純的利用corba技術來構建分散式集群環境中應用服務器的不足，解決corba服務端對象的可移動性問題，本文又提出了一種基於coma的corba體系結構maorb ，詳細討論了maorb系統中移動agent的命名和透明遷移以及corba和coma的結合度問題，並給出了合理的解決方案。
  5. 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。
  6. Using mass flux controller ( mfc ), gas regulation system achieved accurate mix of two kinds of gases, steel bottle gas ( some compressed gas ) and zero air ( pure air ). for the sake of data transmission between dynamic air regulator and other equipments in the monitoring air quality system, normal digital interface ( rs - 232c ) make correlative role of communication interface so that automatic survey could be achieved

    本儀器採用國際先進的自動控制配氣原理，採用精密質量流量控制器（ mfc ）來控制鋼瓶氣（某種壓縮氣體）與零空氣（純凈無污染的空氣）的混合比來得到精確濃度的校準氣體，以便於對各種氣體監測儀進行高精度校準。
  7. To enhance floor rigidity, not means to increase floor thickness. with all the building shape and location of anti - shear member known, shear error can not be limited within 8 % compared floor rigid assumption to elastic assumption

    在建築體形及抗側力構件的布置均已確定的前提下，單純靠增大樓板的厚度並不能把按剛彈性計算的剪力誤差值控制在8以內。
  8. Integrating melting, purification and solidification, the system has convenient control, strong ability to mix and oxidize and higher efficiency, and can produce pure and high - class materials with unidirectional microstructure

    該工藝將真空感應熔煉和連續定向凝固技術結合在一起，集熔化、提純、凝固於一體，控制方便，攪拌、脫氧能力強，生產效率高，能生產純凈度高、性能好的定向凝固材料。
  9. Solder bar is made from high purity metal. by means of strict qualitg control the oxide and metallic and non - metallic impnrities and effectively minimized, the available high purity solder bar is with uniform and glazed surface good wetting and spreading ability after molten bright joint and minimum oxide residue after soldering. our product is suitable for wave and handwork soldering with high quality requirement

    本公司生產焊錫條採用高純度金屬原料，在嚴格品管條件下，有效控制氧化程度以及金屬和非金屬雜質含量，焊錫條表面均勻光滑，純度極高，熔化后流動性好，潤濕性極佳，焊點光亮，氧化渣物極少發生，適用於高品質要求的各種波峰焊和手工焊。
  10. 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。
  11. Studies on the judging technique and controlling results for the seed purity of upland hybrid cotton

    雜交棉純度鑒定技術及其純度控制效果研究
  12. The company shareholder is composed of the two camps, the controlling shareholders and the minority shareholders

    早期公司法理論對控制股東主要是從資本控制的角度，依據資本多數決原理從單純的數量標準來理解。
  13. Control of the chemical purity of wfi presents few major problems

    注射用水化學純度的控制是主要問題。
  14. Copper - nanosized tibi composites were prepared by in - situ process. the microstructure, mechanical and electrical properties, and dry sliding wear behavior and electric sliding wear of cu - nanosized tib _ 2 in - situ composites was investigated ; mostly task as follows : the thermodynamic data for the reactions between b and ti in the molten liquid of copper were analyzed, the copper matrix composites reinforced by in - situ tibi nanoparticles were prepared by reactions of 8263, carbon and titanium in copper - titanium melt, and copper - titanium, copper - boron in alloy melt, respectively, which controlled the reaction temperature, reaction time and solidification process. the rnicrostructure and mechanical and electrical properties of the in - situ composites were investigated by using optics microscope, tem and xrd

    本文採用原位反應法制備了cu -納米tib _ 2原位復合材料，在此基礎上分析了原位復合材料的微結構，進行了干滑動摩擦磨損和電接觸滑動磨損實驗，完成的主要工作如下：從熱力學的角度出發，分析了陶瓷tib _ 2顆粒在銅基體中原位生成的熱力學條件，並用電解銅、工業純鈦、 b _ 2o _ 3 、 c （還原劑）以及cu - ti 、 cu - b等合金為原料，通過控制適當的反應溫度、反應時間和快速凝固等工藝手段，制備了cu -納米tib2原位復合材料。
  15. In view of the present situation, in this paper, a new moisture analyzer which combines infrared drying oven and electronic balance is proposed takes dsp as the information processing unit. it presents the instrument structure and the hardware design of the system. it actualizes the temperature real time control in the drying equipment through controlling the power of the heater element and taking an complex control method

    針對這一現狀，本文提出了一種將紅外乾燥箱和電子天平相結合，利用dsp作為信息處理單元的水分測定儀;給出了儀器結構和dsp系統的硬體電路設計;研究通過對加熱元件的功率控制實現乾燥箱的溫度控制，採用智能復合控制策略對乾燥箱的溫度進行實時控制，乾燥箱的溫度達到105的時間可由單純pid控制的2分鐘減少到1分鐘，且控制精度高。
  16. According to the demand of the technology of gas nitriding, the author firstly put forward total demand analysis and systematic model - making for gas - nitriding furnace ' s temperature control system with uml in order to definite the temperature control system ' s functional requirement and the interaction of each object in this system on the basis of this idea. it ' s thought that the key step for realizing the temperature control system is the analysis and the design of the pid controller. considering that the gas - nitriding furnace has significant temperature lag, the author initially pointed out the opinion of realizing the system of temperature control by pid controller with pure lag compensation and then designed the parameter of pid controller with pure lag compensation and ordinary pid controller by matlab6. 5

    這篇論文以作者本人在原工作單位的技術改造實踐中（即滲氮爐的技術改造）所遺留下來的技術問題為背景，根據氣體滲氮工藝的具體需要，首先提出了用uml對滲氮爐溫控系統進行總體的需求分析和系統實物建模以明確溫控系統的功能需求及各對象間的交互，在此基礎上分析得出溫控系統實現的關鍵所在即pid控制器的分析設計和實現，由氣體滲氮爐存在較大的溫度滯后這一特性，初步提出用帶純滯后補償的pid控制器來實現溫控系統的溫度控制，隨后藉助于matlab6 . 5平臺對帶純滯后補償的pid控制器和常規的pid控制器進行參數的設計與整定，進而在matlab6 . 5的simulink模擬環境中對基於兩種不同pid控制器的滲氮爐的兩種溫控系統的設計方案進行了模擬實現及模擬結果比較，結果表明，採用帶純滯后補償的pid控制系統的魯棒性較常規的pid控制系統好。
  17. Because of the complexity, lag, process disturbances, dynamic, nonlinear, difficult to found exact model in the do biochemistry process, the performance of traditional control strategies is beyond human ' s satisfaction

    由於溶解氧濃度控制具有較大慣性、純滯后、具有一定不確定性的特點，難以建立精確的數學模型，提出了仿人智能預估控制策略，建議對污水處理廠自動控制進一步改進，使之向節能型發展。
  18. The research shows that the attitude control system and the conventional acceleration control system are all minimum phase systems, but the pure acceleration control system is a nonminimum phase system

    研究表明，姿態控制系統和傳統的加速度控制系統都是最小相位系統，但純加速度控制系統卻是一種非最小相位系統。
  19. Fanally, the stability of an overload - control system is also researched, the research shows it is a minimum phase system ; consequently it solves the problem of nonminimum phase of pure acceleration control

    最後，對過載控制系統也進行了穩定性研究，表明它是最小相位系統，從而解決了純加速度控制的非最小相位問題。
  20. Based on the heating treatment control system of a spring steel - wire production line in a factory, hubei province, the paper deals with the design of fully automatically monitoring system across its manufacturing process. through research of parameters of temperature control during the period of heating, annealing and tempering in steel wire manufacturing process, the corresponding composite intelligence fuzzy controller is designed. in light with the way of fast heating, a composite intelligent fuzzy controller combined with on - off control & pi control is set up

    本文以湖北某鋼絲繩廠彈簧鋼絲熱處理生產線控制系統為依託，論述了整個生產過程的監控系統的設計，通過對該類鋼絲生產中的快速加熱過程、退火、回火等過程中的溫度控制參數的研究，設計了相應的智能型復合模糊控制器，根據快速加熱過程的實現方式，對于快速反應的被控對象，給出了以模糊控制為基礎的結合開關控制、 pi控制的快速升溫，且不超調的一種智能型復合模糊控制器，對于退火、回火等工藝過程，採用電加熱方式，該類工藝過程作為控制對象屬于具有純滯后的大慣性系統，作者設計出模型預測自適應模糊控制器，並對所設計的控制器進行計算機模擬實驗，取得了滿意的效果。
分享友人
分享到 Line

分享到臉書