末速 的英文怎麼說

中文拼音 []
末速 英文
end speed
  • : Ⅰ名詞1 (東西的梢;盡頭) tip; terminal; end 2 (非根本、非重要的事物) nonessentials; minor detai...
  • : 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. Papers also points out that the size of the adscititious powder agglomerate enwrapped by pure al melt, the effect and intensity of stirring shear force and the melt temperature at the beginning of reaction between the adscititious powder and al melt are the main factors affecting the in - situ reaction ongoing velocity

    並指出了影響反應進行度的主要因素是熔體中分散包裹的加入粉團的尺寸大小、有無攪拌剪切力作用、反應進行時的熔體溫度。其中,粉團尺寸大小與徹底完成反應所需時間的關系最大,大尺寸粉團將大大延長反應時間。
  2. That is, the angular velocity is more than doubled.

    即所得的度大於原來的二倍。
  3. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降控制策略解決直線步進電機行程端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  4. This twin screw extruder has the feature of one - side circumgyrate , it ' s an ideal equipment for the small - scale factory who produce powder

    該擠出機是同向高旋轉雙螺桿結構,是用於多種組份物料經一定的溫度在熱狀態下達到最佳的理想效果,適應小型企業生產粉的理想設備。
  5. To use the athwart gradient protection which takes the end of dam as the datum mark will reduce the digging depth of the stilling basins is reducing, and increase the energy dissipation rate

    採用以壩體端為基準面的壩體逆坡防護時,消力池挖深減小,消能率提高,壩面平均流減小,壩區防護難度降低。
  6. In the later eightieth, the notion of visualization was established, during the ten years, the computer and computing technology developed and the observation facility advanced, we have got abundant data, and it is hundreds of times or thousands of times than the past. scientists often have to treat data measured by hundreds of megabyte or thousands of megabyte, and have difficulty in treating so large quantity of data

    科學計算可視化的概念是80年代被正式提出的,在這十多年裡,計算機與計算技術飛發展,數據觀測儀器設備有很大的進步,生成了大量的科學數據,數據量級增長了百倍至千倍。
  7. Efficacy : 1. many kinds of chinese medicine are good for every enginery of eyes

    通過透皮給藥,使眼部血液循環加,達到視神經梢,眼睛亮澤、有神。
  8. Application of urea for fast cured epoxide powder coating

    有機脲類快固化環氧粉塗料的研究
  9. Standard test method for flow rate of metal powders

    金屬粉的標準試驗方法
  10. Plymesh aeration pads are used to fluidize and to optimize the flow rate of powdered and pulverized products in silos and in bunkers

    使用復合網通風墊后,地上式青貯槽中的粉可實現流體化,流達到最佳化。
  11. The experiment apparatus has been developed, which is based on software ( labview ) and hardware ( pci board ni 6024e ). the displacements and generative force at the tip of the ipmc actuators were measured with respect to the different voltages, frequents and various waveforms which include square, sinusoidal, and triangular wave

    實驗選取了不同電壓幅值,不同頻率的方波、三角波、正弦波三種波形作為電激勵信號,利用高攝像記錄ipmc的位移變形,並通過力傳感器實測了ipmc試樣端的輸出力。
  12. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  13. Hot extrusion process of rapidly solidified hypereutectic aluminum - silicon alloy powder

    凝固高硅鋁合金粉的熱擠壓過程
  14. The bottom edges of the endplates are mated to another winglike device, the lower main plane, which in turn is attached to the rear crash structure ? a carbon fibre cone bolted onto the gearbox

    終板端邊緣被設計成與另一個翼狀地設備相配合,這個翼狀設備是一個較低的平面,附著在尾部碰撞結構上? ?變箱上面的碳纖維錐形螺釘。
  15. The results showed that increasing scan rate and decreasing laser power can minish balling effect to a certain extent

    研究表明,適當提高掃描度或減小激光功率可以在一定程度上減小316不銹鋼粉激光燒結的球化效應。
  16. Excessively long fall distances are required for drops of raindrop size to attain terminal velocity.

    雨滴為了得到足夠的末速度必須下降很長距離。
  17. Abstract : solid propellant rocket motors are preferred for most ballistic missiles because they need simple maintenance and can be launched quickly. but the conventional thrust termination devices limit the depletion of every stage ' s grain and increase some extra - weight. an improved method for designing a multi - stage solid rocket based depleted shutdown was provided. in order to solve the problem of lack of thrust termination devices, a device to adjust the burnout angle will match the final burnout velocity and satisfy the desired range. the method can also limit the detection from anti - ballistic missile system

    文摘:由於維護簡單和發射快,彈道導彈多用固體火箭發動機,但繁雜的推力終止裝置使各級裝藥不能耗盡並讓結構增重.提出了一種對基於耗盡關機多級固體火箭概念設計的改進方法,此方法滿足導彈系統主要的戰技要求.為解決無推力終止裝置的末速不準問題,可在級發動機採用姿態調整裝置,對射角進行調整,配合末速以滿足射程要求.本方法還可抑制敵方反導探測
  18. The zis smaller in diffusion speed compared to y, which shows a bigger range of daily variation. mean wind, when smaller, has no distinct correspondence to the daily cycle of z and y

    從沙塵尺度譜和沙塵的沉降末速分析,出現沙塵暴,尤其是強沙塵暴時,系統中的上升氣流可達每秒幾米的量級,有時甚至更高。
  19. Using the ipga and setting the terminal speed increment of the upper stage and the manufacture cost of cpkm as objective functions, the rocket motor are processed dual - objective optimization design that has six design parameters

    採用ipga演算法,以該運載火箭上面級末速度增量最大及cpkm發動機的製造成本最低作為目標函數,對該發動機進行了雙目標優化設計。
  20. Plc has small cubage, strong function, high reliability, ability to adapt abominable field environment of construct machine to face. in order to improve adaptive ability of hydraulic pile hammer to various soil, various finial velocity and dropping length must be obtained by adjusting time of lifting, dropping and keeping pressure that is accurately selected by the control system of plc

    Plc體積小、功能強、可靠性高、能適應建築施工機械惡劣的野外環境。通過plc電控系統可以準確選擇不同的上升、下降和保壓時間,使得液壓打樁錘具有不同的下打高度,從而獲得不同的打擊末速度,提高了液壓打樁錘對不同土壤的適應能力。
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