高超聲學 的英文怎麼說

中文拼音 [gāochāoshēngxué]
高超聲學 英文
hypersonics
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 超 : Ⅰ動詞1 （越過; 高出） exceed; surpass; overtake 2 （在某個范圍以外; 不受限制） transcend; go beyo...
  • 學 : Ⅰ動詞1 （學習） study; learn 2 （模仿） imitate; mimic Ⅱ名詞1 （學問） learning; knowledge 2 （學...
  • 高超 : excellent; exquisite; superb
  1. Leading by professor yang weizhong, gamma knife center of neurosurgery of affiliated xiehe hospital in fujian medicine university introduced world leading operation navigation system, micro - operation system and ultrasonic operation devices, etc. selective cerebral artery tumour chemotherapy, embolism treating brain blood vessel disease were successfully applied and publicly recognized highly difficult neurosurgery operation is mastered like avm, aneurism, brain tumour, sponge tumourm, blood vessel tumour and other tumours

    福建醫科大學附屬協和醫院神經外科及伽瑪刀治療研究中心在楊衛忠教授領導下，引進了國際先進的手術導航系統顯微手術系統和超聲手術系統等先進設備。成功地應用導管技術開展超選擇性腦動脈化療顱內腫瘤介入性栓塞治療腦血管病熟練掌握神經外科公認的高難度手術如avm動脈瘤腦干腫瘤海綿竇腫瘤血管腫瘤三腦室前後部腫瘤枕大孔區腫瘤等。
  2. His superb highclass vocalism, which by its superquality greatly enchanced his already international reputation, was vociferously applauded by the large audience amongst which were to be noticed many prominent members of the clergy as well as representatives of the press and the bar and the other learned professions

    他那卓越高超的嗓音，以其不同凡響的音色大大提高了本來已飲譽全球的聲望。會眾報以熱烈的掌聲。聽眾當中可以看到許多傑出的神職人員和新聞界律師界以及學術文化界人士。
  3. Numerical simulation of 3d hypersonic thermochemical nonequilibrium flow

    高超聲速三維熱化學非平衡流場的數值模擬
  4. The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change

    結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素（ ce 、 la 、 y 、 dy ） 、能量（超聲波、磁場）介入后，沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化，表現在：鍍液的陰極極化過電位和極化度降低，沉積速度提高；鍍層的結合力、表面質量改善；鍍層中過渡族元素的含量增加，輕元素硼的含量降低，同時證實了稀土元素與過渡族元素共沉積的可能性；鍍層的顯微結構由非晶態向微晶和多晶態轉變；鍍層的顯微硬度與耐磨性提高，力學性能優化；鍍層的矯頑力降低；磁導率提高；鍍層的磁化強度在能量（超聲波、磁場）和輕稀土元素ce 、 la介入后提高，重稀土元素y介入后降低。
  5. Although a dual - mode scramjet ' s configuration is simple and mainly consists of inlet, combustor and wake nozzle, its working process is complicated, especially in the combustor, involving a lot of subjects, including hypersonic aerodynamics, combustion chemistry, etc. the inner flow of a combustor is three - dimensional and complicated, including the interaction of shock wave, deflagration, vortex and boundary layer, and so on

    它涉及到高超聲速空氣動力學、燃燒化學、擴散傳質等多門學科；其內部的實際流動是復雜的三維流動過程，充滿著激波、膨脹波、燃燒波、各種渦系、附面層及其相互之間的干擾，因此，燃燒室問題是整個發動機研究的關鍵所在。
  6. Experimental result shows that cavitation can destroy metal cyanogen preparation and chemical property of bearing cyanide wastewater is changed ; it intensify the fiber ' s adsorption progress and reduce the time of adsorption equilibrium, the general cyanide adsorption rate is increased 5 % or so, but it strength the different effect on different metal - cyanide negative ions ; strengthen effect of copper cyanide complex is stronger than zinc and iron cyanide complex, so ultrasonic wave may strength the fiber ' s adsorption processes

    實驗結果表明，功率超聲的空化作用能破壞金屬氰配合物鍵，從而改變含氰廢水的化學性質，另外也可縮短吸附平衡時間，強化纖維的吸附過程，使總氰的吸附率可提高5 %左右；功率超聲對不同金屬氰配合物離子的強化效果是不同的，對銅氰絡離子的強化效果要強于鐵氰、鋅氰絡離子，所以功率超聲可以強化纖維的吸附過程。
  7. In the condition of non - axisymmetrical stage separation in hypersonic flight, the problems of dynamics and kinematics of the validating vechicle and the launch vechicle are primarily analysised. it includes the movement of the center of mass and the rigid body of the vechicles, the relative movement of the different vechicles, the relative movement of the special parts of the different vechicles, the load analysis and the probable collision in the process of stage separation

    研究了在高超聲速狀態下非對稱級間分離過程中，驗證飛行器與運載火箭分離時的相關運動學和動力學問題。包括:飛行體質心運動和剛體運動;不同飛行體之間的相對運動;不同飛行體上特殊部位之間的相對運動;分離過程中各相關飛行體上的載荷分析和分離過程中可能發生的碰撞問題。
  8. Electroacoustics - simulators of human head and ear - an interim acoustic coupler for the calibration of audiometric earphones in the extended high - frequency range

    電聲學.人頭和耳模擬器.在超高頻范圍內測聲耳機校正用間歇聽力耦合器
  9. B - mode ultrasound diagnosis, one of the most important diagnosis means, is used widely in medical field. the technology is developing towards improving the resolving power and extending the diagnosis scope

    B型超聲診斷作為現代醫學三大診斷手段之一，已得到廣泛的臨床應用，正朝著進一步提高解析度和擴展診斷范圍的方向發展。
  10. Combining this information with data from the optical, video or ultrasonic devices greatly improves the accuracy of the tracking

    把這項資訊與來自光學、視訊或超聲波裝置的數據結合起來，就能大幅提高追蹤的準確度。
  11. The second affiliated hospital of harbin medicine university, founded in 1954, has 1020 sickbeds and undertakes 42 national scientific research programs with 29 academic awards. it is the most famous compehensive hospital integrating medical treatment, teaching and scientific research well - equipped with whole - length helix ct, ect, mri, dsa, color ultrasound, high pressure oxygen storehouse and that kind of modern medical devices in heilongjiang province

    哈爾濱醫科大學附屬第二醫院創建於1954年，共設有床位1020張，承擔國家級科研課題42項，獲得科研成果獎29項，是黑江省內著名的醫療教學科研綜合性醫院，擁有全身螺旋ct ect mr dsa彩色超聲高壓氧倉等現代化高精尖醫療設備。
  12. In the present dissertation, five commercial metallic materials ? tungsten alloy ( 93w ), oxygen free copper ( ofc ), titanium alloy ( tc - t ), pure aluminum ( al ) and magnesium alloy ( mb2 ) were chosen as the composite system of the flier - plate with graded wave impedance, and their acoustic and mechanical parameters were measured. the thickness of each material was controlled so that flier - plates with a parabolic or cubic wave impedance distribution were designed

    依據實現準等熵壓縮和超高速發射對梯度飛片體系的理論要求，論文首先在一個較寬的波阻抗變化范圍內，確定鎢合金（ 93w ） 、無氧銅（ ofc ） 、鈦合金（ tc _ 4 ） 、工業純鋁（ al ）和鎂合金（ mb _ 2 ）五種綜合性能良好的金屬和合金材料作為波阻抗梯度飛片的復合體系，並測量了材料的相關聲學和力學參量。
  13. All of them contribute to diamond nucleation and coating adhesion. meanwhile, ultrasonic scratching pretreatment was also applied by using diamond powder to enhance diamond nucleation

    當然，用金剛石粉進行超聲研磨以提高金剛石武漢理工大學碩士學位論文成核密度也是需要的。
  14. The model is solved with the finite difference method, the simulation software is organized to simulate the transient thermal response of the front region of projectile wing such as those launched by electrothermal chemical guns

    採用有限差分法進行數值求解，並編制了較為通用的模擬軟體，用於模擬諸如由電熱化學炮發射的高超聲速穿甲彈彈翼前緣的瞬時熱效應。
  15. The objective of the paper is to get nano sisn ^ co composite powder of high quality by electroless plating at normal temperature. the rules were researched that the composition of electroless plating solution and reaction condition had an influence on the reaction of electroless plating of nano - si3n4 with ultrasonic wave. the best composition of electroless plating solution was obtained

    本文以常溫化學鍍法制備高質量的納米氮化硅?鈷磷復合粉末為目標，研究鍍液組分及其工藝參數對納米氮化硅超聲波化學鍍鈷的影響規律，得到了納米氮化硅超聲波化學鍍的優化配方，制得了鍍層均勻，分散性好的納米復合粉末。
  16. The design and computation of the hypersonic nozzle have scientific and practical value to solve these problems

    而高超聲速風洞噴管的設計和計算則對解決這一類問題具有重要的科學意義和實用價值。
  17. Control system design for hypersonic vehicles will be complicated by coupling effects between aerodynamics, propulsion, and structure

    高超聲速飛行器的飛行控制系統由於空氣動力學、推進系統以及結構之間的相互耦合影響而變得非常的復雜。
  18. Hence, analytical expressions are developed to allow for characterization of the vehicle ’ s dynamics early in the design cycle. the method involves a two - dimensional hypersonic aerodynamic analysis utilizing newtonian theory, coupled with a one - dimensional aero / thermo analysis of the flow in the engine of the vehicle

    方法中包括一個應用牛頓力學理論的二維的高超聲速空氣動力學分析以及一個一維的氣動/熱分析，後者用於模型發動機中的流體分析。
  19. Using axisymmetric full navier - stokes equations, the thermo - chemical nonequilibrium flow in hypersonic nozzle was simulated and the scale effects due to nonequilibrium were analysed numerically

    摘要採用軸對稱熱化學非平衡全n - s方程，數值分析了高超聲速噴管流場中非平衡引起的尺度效應。
  20. In the numerical simulation of hypersonic chemical nonequilibrium flows, species density may become negative at the beginning of calculation, chemical stiffness is the main reason that affects the calculation ' s stability and convergence

    摘要高超聲速三維化學非平衡繞流流場的數值模擬中，在計算初期容易發生組元密度出現負值的非物理現象，另外源項的剛性是影響計算穩定性和收斂速度的主要原因。
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