激光材料加工 的英文怎麼說

中文拼音 [jīguāngcáiliàojiāgōng]
激光材料加工 英文
laser material processing
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 光 : Ⅰ名詞1 （照耀在物體上、使人能看見物體的一種物質） light; ray 2 （景物） scenery 3 （光彩; 榮譽） ...
  • 材 : 名詞1 （木料） timber 2 （泛指可以直接製成成品的東西; 材料） material 3 （供寫作或參考的資料） ma...
  • 料 : 名詞1 （材料; 原料） material; stuff 2 （喂牲口用的穀物） feed; fodder 3 （料器） glassware 4 （...
  • 工 : Ⅰ名詞1 （工人和工人階級） worker; workman; the working class 2 （工作; 生產勞動） work; labour 3 ...
  • 激光 : [物理學] laser 激光靶 laser target; 激光報警器 laser avoidance device; 激光玻璃纖維 laser fibre; ...
  • 材料 : 1. （原料） material 2. （資料） data; material 3. （適于做某種事的人才） makings; stuff
  1. Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally

    因工業激光材料加工等民用市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動，國際上高功率二極體泵浦固體激光器（ dpsl ）的研究進展迅速，作為dpsl的一個重要應用，內腔倍頻一直得到大家的重視，但仍有許多未徹底解決的問題和理論上的不完備之處，本論文擬對其中的一些問題作一初步的理論和實驗研究。
  2. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體量子阱激光器是一種性能優越的發光器件，具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、方向性等特點，廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎，對器件的光學和電學性能有著重要的影響，生長不出優質的材料體系，獲得高性能的器件就無從談起，因此，材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。
  3. High speed cutting, water jet machining and laser machining technology are applied to kevlar fiber reinforced resin matrix composites and special kind rubber materials. valuable conclusions are obtained by experimenting investigation in chapter 8

    論文在第八章還進行了凱芙拉纖維增強聚合物基復合材料、特種橡膠材料的高壓水射流、激光和高速切削加工試驗研究，取得了有參考價值的結論。
  4. New uv lasers solves material and cost problem

    新型紫外激光器解決了微細加工的材料和成本問題
  5. It has many unique advantages compared with laser interferometry. and it can achieve higher accuracy and resolution than traditional geometry moir. it has been proved to be very useful in many practical applications, such as microelectronics, ultra - precision manufacturing, bioengineering, medicine, space technology, and material science, etc. in this dissertation, key technologies of nanometer displacement measurement by grating interferometry are systematically investigated, which mainly include measuring theories, designing grating interferometer and new subdividing method for moir interference fringes

    作為能夠實現納米級位移測量的技術之一，光柵干涉位移測量技術具有激光干涉儀不具備的獨特優點，可以獲得比幾何莫爾術更高的測量準確度、更高的解析度，在諸如微電子、超精加工、生物工程、未來醫學、航天技術、材料科學等眾多領域有廣泛的應用前景。
  6. According to the gravity - elasticity similar law the model scale of bai shan pumped - storage hydroelectric plants is taken as the trashrack bar is made of zinc, the relative errors between its practical density and elastic modulus and its proper values are - 7. 82 % and + 1. 43 %, respectively. by lvs measuring the velocity distribution ahead the trashrack bar and on the basis of the velocity distribution the working conditions of the pumped - stroage hydroelectric plant are controled. the dynamic strain of the trashrack bar induced by flow are measured using strain slips

    選擇白山抽水蓄能泵站攔污柵水彈性模型的主要比尺為_ l = 3 、 _ e = 3 、 _ p = 1 ，柵條用鋅板加工而成，模型材料的實際密度和應有密度的相對差為- 7 . 82 ，模型材料的實際彈模和應有彈模的相對差為+ 1 . 43 ，用激光流速儀量測柵前流速分佈，並用流速分佈作為控制工況的依據，用應變儀量測柵條應變。
  7. Analyzing the sintering theory of nano material and the heat conduction theory of laser machining, the mathematic model of grain size growth of nano material in laser sintering is built

    在分析納米材料已有燒結理論的基礎上，結合激光加工中有關熱傳導理論，建立了納米材料在激光作用下晶粒尺寸變化的數學模型。
  8. Firstly, the influence of reaction time between laser and material on the roughness is studied by changing the speed of laser beam. secondaly, the optimized parameters are found by adjusting laser power and defocus

    一方面，通過改變激光加工頭的運動速度，考察激光與晶元材料的相互作用時間對側壁表面粗糙度的影響;另一方面，調整激光的功率和離焦量，找出最優化參數。
  9. The research for the absorptance of materials is significant to the development of laser material processing. the measurement method is the foundation of the absorptance research. in this paper the lumped method based on heat transfer is established for the absorptance of laser, and the measuring apparatus is also built up. as examples, the absorptance of laser is measured for several ordinary engineering materials

    材料對激光吸收的研究工作對激光加工的發展有著非常重要的意義.而吸收率測量方法的研究是材料對激光吸收研究工作的基礎.從量熱的角度出發，利用傳熱學中的集總參數法建立了測量吸收率的方法，設計了相應的試驗裝置，並測量了幾種常用工程材料對激光的吸收率
  10. High speed water jet special machining utilizes the beam of water with very high dynamic energy to cut materials, therefore it actually belongs to the machining tool of high energy beam

    摘要高速水射流特種加工是利用具有很高動能的高速（超音速）水射流束來沖蝕材料，從而實現材料切削，屬于高能束加工范疇，是一種可與激光、等離子體、電子束加工方法媲美的新型切割加工工具。
  11. Lasers and laser - related equipment - laser materials - processing machines - performance specifications and benchmarks for cutting of metals

    激光和與激光相關的設備.激光材料-加工機械.金屬切削的性能規范和基準點
  12. Fiber optic transmission of high power laser beam has opened a new dimension for laser material processing. the nd : yag laser in combination with the optical fiber increases the automation and the flexibility of laser processing

    光纖傳輸大功率激光為激光材料加工開辟了一個新天地，大功率nd ： yag與光纖傳輸系統的組合提高了激光加工的自動化和柔性。
  13. The flat - tapped beam has a uniform transversal profile in the near field and a bell - shape profile in the far field. the study of such a type of beam is of practical interest in laser material processing and inertial confinement fusion ( icf )

    平頂分佈光束具有近場分佈均勻，遠場能量呈鐘形分佈的特點，在激光材料加工和慣性約束聚變等應用中常需要這種類型的光束，所以研究平頂分佈光束的傳輸具有重要的實用價值。
  14. Finally, the roughness of sidewalls is reduced greatly by rising the temperature, which results in more effective discharging of air bulbs in the melted surface

    再一方面，通過升高材料溫度的方法，有助於激光加工過程中側壁熔化層內氣泡的有效析出，可以大幅降低側壁粗糙度。
  15. Aiming at reducing the roughness of the sidewalls in the manufacturing of the pmma liquid pool by co _ 2 lasers, in the hypothesis that the intensity of the laser has a guassian distribution, the temperature distribution in slab material with limited thickness is studied according to traditional thermal conductive formulas, and the condensing progress of the melted surface of sidewalls is researched. it is concluded from the discussion of temperature distribution that the air bulbs is the major reason for the roughness of the sidewalls

    為降低co _ 2激光加工pmma材料儲液池側壁粗糙度，本文根據傳統的熱傳導方程，假定激光強度為高斯分佈，對有限厚板狀材料的溫度場進行分析;並考察側壁表面熔化層凝固過程的特徵;結果表明，側壁粗糙度形成的主要原因在於側壁表面熔化層凝固前氣泡未及時析出。
  16. The comparison of two different models of laser induced material removal mechanism shows the advantage of comprehensively considering the geometry - temperature field coupling in the model

    摘要通過比較激光切槽加工中材料表面槽形狀生成機理的兩種不同的理論模型，指出了考慮幾何形狀溫度場耦合模型的合理性。
  17. It means that the cheap polymers are chosen as the substrates, and a 248nm excimer laser with flexible and automatic characters is selected as a new micro - fabrication technique. the most important problem of continuous - flow pcr chip is the transition length computation of temperature or velosity distribution from inlet to steady status

    隨后針對目前國內外pcr微流控晶元的研究現狀，提出了採用準分子激光微細加工技術在價格便宜、生物兼容性好的聚甲基丙烯酸甲脂材料（ pmma ）上制備pcr微流控晶元的新方法。
  18. The content of this dissertation is about the modification of coatings by laser cladding nano - material on plasma - spraying coatings. introducing rapid prototyping into nano material processing, experimental researches on the selective sintering of nano material are carried out systematically, the main work accomplished and conclusions gotten in this dissertation are presented as follows : 1 under the aiding of plasma spraying, reasonable coating material systems are designed to fabricate alumina, nicral / a12o3, nicral / a12o3 + 13 % wt. tio2, nicral / wc - co coating

    本文主要是在等離子噴塗的基礎上，利用激光熔覆納米陶瓷材料對等離子塗層進行改性處理，從而制備納米復合塗層；同時將激光快速成型應用於納米材料加工中，主要完成如下內容： （ 1 ）設計合理的等離子塗層結構，制備了al _ 2o _ 3 ， nicral al _ 2o _ 3 ， nicral al _ 2o _ 3 13 wttio _ 2 ， nicral wc - co四種塗層。
  19. In recent years, high power laser diode array has been widely applied in many application fields such as pump solid laser, material processing and laser medical exposure, however, because of the bad performance of its output beam, which affects its direct application, thus make it a hot view which people pay much attention on how to transform the beam of the high efficient laser diode array, institutions internal and abroad have been doing much research on the problem

    近年來，大功率半導體激光器列陣被廣泛用於泵浦固體激光器?材料加工及激光醫療等應用領域中，但由於其輸出光束的質量不好，影響了它的直接應用，因此大功率半導體激光器列陣的光束整形成了人們關注的一個熱點問題，國內外的研究機構對此進行了大量的研究
  20. Dpssl have found many important application fields e. g. in range finder, control and guide, laser radar, material processing, opical communication, medicine

    Dpssl在測距、制導、激光雷達、材料加工、光通訊、醫學等方面有重要的應用價值。
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