拉速 的英文怎麼說

中文拼音 [lāsù]
拉速 英文
withdrawal rate
  • 拉 : 拉構詞成分。
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  2. The alaskan malamute is best judged on a loose lead at a moderate speed

    阿拉斯加的審查最好在開闊的地方以中等速度進行。
  3. 1909 the sos distress signal was transmitted for the first time when the cunard liner slavonia was wrecked off the azores

    丘納德遠洋客輪"斯拉活尼亞號"在亞速爾群島附近遇難時發出sos呼救信號，這是世界上第一次應用呼救信號。
  4. As we stated in the azores, we plan to seek the adoption of new united nations security council resolutions that would affirm iraq ' s territorial integrity, ensure rapid delivery of humanitarian relief, and endorse an appropriate post - conflict administration for iraq

    如我們在亞速爾群島所說，我們準備尋求通過新的聯合國安理會決議，確認伊拉克的領土完整，確保人道救援的迅速送達，支持適當的戰后伊拉克行政機構。
  5. Lower opening roller speeds in open end spinning machine

    轉杯紡紗機的分梳羅拉速度低。
  6. The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed

    結晶器液位控制系統是提高連鑄產品質量的關鍵環節，傳統的連鑄機液位控制方法採用常規的pid控制，存在如下不足：開始、結束澆注和換中間罐澆注時，控制效果差，超調量大，過渡時間長；塞棒頭和浸入式水口被腐蝕后引起控制精度差；浸入式水口堵塞物的突然脫落所引起的液位劇烈波動；無法克服拉速波動引起的擾動。
  7. Mathematical model study on parameters of submerged nozzle in slab mould at high casting speed

    高拉速下板坯浸入式水口參數的數模研究
  8. Molten steel level in mould of continuous cast process and casting speed can directly effect temperature of molten steel in mould

    摘要結晶器液位和鑄坯拉速可直接影響結晶器內鋼液溫度。
  9. It ' s shown that the increase of solid content and decrease of dropping speed help to prepare homogeneous compact films

    結果表明，提高鋁的固含量和降低提拉速度有利於制備均勻緻密的薄膜。
  10. Microcracks and stresses will appear if the dropping speed, aluminum content and dropping cycles are too high. high temperature heat - treatment can eliminate and help to obtain compact thick film

    當提拉速度、溶膠濃度和鍍膜次數較大時膜內易出現微裂紋和脫落等缺陷， 550熱處理5h可以消除缺陷，獲得緻密厚膜。
  11. Oscillator mechanism with four - eccentric axes is widely used in modem continuous casting machine. with the increase of operation speeds of the machine, elastic vibrations of the machine parts became much obviously. in order to design the machine reasonably, the complex dynamic property of the system must be studied deeply

    結晶器四偏心式振動機構是大型連鑄機上廣泛採用的一種振動裝置，隨著拉速的提高，其彈性振動效應非常明顯，對其復雜彈性動力學性能進行深入研究是合理設計該系統的基礎。
  12. According to numerical simulation and molten steel solidification mechanism, in the paper, the restrict relationship had been setup between casting speed and molten steel level and average mould tapping section thickness as well as its shell temperature at tapping spout

    本文基於數值模擬和鋼液凝固機理，建立起結晶器內鋼液液位和鑄坯拉速對其出鋼口處鋼液截面平均溫度和坯殼溫度的制約關系。
  13. Testing results are analyzed, then the boundary condition ( the heat transfer coefficient of and the water density ) for computer simulation is acquired. through simulation in computer using the all - purpose computer simulation software secondary cooling in slab continuous casting and test results, the influence of the factor such as casting speed, casting temperature, shell thickness and secondary cooling system are analyzed. the secondary cooling system is evaluated, the reasons of crack are analyzed

    應用模擬軟體和實驗數據對寶鋼1930鑄機進行了模擬計算，分析了拉速、配水制度、過熱度對鑄坯溫度場和坯殼厚度的影響；對寶鋼1930鑄機的二冷制度進行了評估，分析了產生裂紋的原因；並對二冷制度進行優化，提出了改進建議。
  14. Abstract : this article presents the problems and the reasons causing the problems in the operation of slab ccm mold in pansteel. a study has been carried out on the efficient ccm mold featuring high casting speed. and following the study relative technical measures are put forward, which ensure an increase of the ccm casting speed

    文摘:分析了攀鋼板坯連鑄結晶器在使用中出現的問題及其產生原因，對以高拉速為核心的高效連鑄結晶器結構進行了研究，提出了相應的技術措施，確保了攀鋼連鑄機拉速的提高。
  15. The amount of nb3si / nb5si3 increases, their morphology tends to be more regular, their distribution becomes more homogeneously with the increasing of withdrawing rate. the microstructure is better oriented along the longitudinal axis of the samples when the withdrawing rate is between 0. 6 and 6. 0mm / min. at the same withdrawing rate, the microstructure changes from the beginning part to the ending part of the samples

    鈮?硅基rmics材料原始鑄態組織由初生nb基固溶體和在其間分佈的nb基固溶體+硅化鈮共晶團組成；隨著抽拉速率的增大，定向凝固共晶組織中硅化鈮強化相細化、數量增多、分佈趨于規則和均勻，定向效果顯著；在相同抽拉速率條件下，區熔試樣的組織從起始段到終止段發生了改變。
  16. The cracks extend along the matrix / strengthening - phases interfaces and form the cleavage steps and tear ridges. there appear some very small dimples on the fracture surfaces of the directionally solidified samples, which come from the nb - based solid solution particles in the big plates of the strengthening phases, but no dimples on the fracture surfaces of the as - cast sample. it can be concluded from above results that niobium - niobium silicide based in - situ composites ( rmics ) with a uniformly orientated microstructure can be produced by the ebfzm with high temperature gradient, and their mechanical properties can be increased

    隨著抽拉速率的提高和硅化鈮強化相間距與尺度的減小，材料的室溫拉伸強度和斷裂韌性均有提高， _ b最高可達778 . 4mpa ， k _ （ ic ）達到了46 . 3mpa ? m ~ （ 1 / 2 ） ；試樣的拉伸斷口基本表現為脆性解理斷裂的花樣，裂紋沿基體強化相界面繞過強化相進行擴展，在裂紋擴展方向存在解理臺階，並形成撕裂棱。
  17. Prepared technical parameters were optimized by l9 ( 34 ) experiment analysis. a unique method for cleaning and drying of substrate - cleaning used by scour, drying used by infrared light was fished out by large numbers of experiment. chemical mechnism of zno thin film prepared by sol - gel technique was discussed by dta for the first time. by the measurements of sem, xrd and uvs, the thin film was analysed. the result proved that the thin film with strongly preferred orientation of c - axis perpendicular to the substrate surface which surface was homogenous, dense and crackfree was the crystalline phase of hexagonal wurtzite. the thin film was composed of plentiful asteroidal crystal which crystal dimension approximately 10 30nm. the average transmittance of thin film in visible region was above 90 %. the results of measurements else also proved that the thickness of single dip - coating was 75 240nm, this films resistivity was found to be 3. 105 102 3. 96 105 ? cm. the thickness and resistivity of thin film influenced by dope - content, withdrawal speed, pre - heat - treatment, anealing were reseached respectively

    利用xrd 、 sem以及uvs光譜儀等分析方法對薄膜進行了研究，結果顯示，所制備的薄膜為六方纖鋅礦型結構，具有高c軸擇優取向性；表面均勻、緻密，薄膜材料由許多星狀晶粒組成，晶粒尺寸大約為10 - 30nm左右；薄膜可見光透過率平均可達90 % ；對薄膜厚度以及電學性能進行了測定后發現：單次鍍膜厚度約為75 - 240nm ， al ~ （ 3 + ）離子摻雜型氧化鋅薄膜的電阻率在3 . 015 102 - 3 . 96 103 ? cm范圍內；分別研究了摻雜濃度、提拉速度、預燒溫度、退火溫度等工藝參數對薄膜厚度和電阻率的影響。
  18. The inorganic film is formed on stainless steel plate through dipping - draught method, and under the dropping rate 10cm / min

    以浸漬提拉法在不銹鋼基板表面施塗膜層，提拉速度10cm min 。
  19. The heat - treatment temperature, the doping concentration of ag ( ag / si ) and drawing speed of the substrates can regulate the size, amount and distribution of silver nanaparticles in the matrix, and then influence the optical absorption of the samples

    結果表明，復合膜的處理溫度、銀的摻雜濃度和薄膜制備時的提拉速度都可使樣品的銀粒子的大小、數量和分佈產生變化，從而影響樣品的光吸收性能。
  20. The suitable temperature field, growth rate of the crystals and rotation rate were decided by a mount of experiment and theory analysis

    通過大量實驗並結合理論分析，設計了合適的溫場，適宜的提拉速度和旋轉速度等晶體生長的工藝參數。
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