靶值 的英文怎麼說

中文拼音 [zhí]
靶值 英文
target value
  • : 1. (射擊的目標) target 2. (轡革; 韁繩) bridle; halter; reins
  1. Abstract : the paper emphasizes on exoatmospheric antimissile missile rapid reaiming problem, and according to pontryagin ' s maximum principle the optimal control law in the conditions of long miss distance and long elimination time is presented

    文摘:針對大氣層外反導導彈快速重新瞄準問題,在脫量和消除它的時間都比較大的情況下,用龐特里亞金極大原理求出了最優控制規律。
  2. The effect of the autogeny target neutron relates to the target time being used. when the ratio of the proton ( d - d ) counter and a particle counter exceed the experimental need, the target must be changed in time

    自生中子的影響跟使用的時間有關,當質子( d + d反應)計數粒子計數比超過實驗規定要求時,應及時改用新
  3. The concept of irradiance signal - to - noise ratio ( snr ) on the target plane and the minimum of the irradiance that can be detected by the detector was taken as the beginning, combined with a thorough analysis of the spectrum radiating feature of the target and the sky background, the atmosphere conditions, spectral filtering and the influence that the various components in the system have on the target irradiance on the detector ' s target plane and the background irradiance snr, the equation of the flying bomb ' s effect range affected by the point of burst measuring system is made, and all related factors that have an impact on the effect range are analyzed as well

    從探測器面上輻照度信噪比的概念、探測器的可探測輻照度最小出發,在詳細分析目標、天空背景的光譜輻射特性、大氣條件、光譜濾波技術以及系統各環節對探測器面上目標與背景輻照度信噪比的影響的基礎上,推導了炸點測量系統對爆炸的飛行彈體的作用距離方程,分析了影響作用距離的諸因素。
  4. According to the correlative theory of hydromechanics and shock wave, theoretical model of creating quasi - isentropic compression via w - mo - ti - mg system flier - plate with graded wave impedance was established, and study on the numerical simulation of the impact process was then carried out

    根據流體力學和沖擊波理論知識,首先建立了梯度飛片擊的理論模型,對w - mo - ti - mg系梯度飛片擊過程進行了數模擬計算。
  5. Diagnostic value of mammography in breast cancer in early stage

    攝影對早期乳腺癌的診斷價
  6. Objective : to compare the value of ultrasonography and mammography in the diagnosis of breast cancer

    摘要目的:比較超聲與鉬對乳腺癌的診斷價
  7. By using a reflector and two pentaprisms, one beam of light is separated into two parallel beams, then respectively they are received by two optical systems of the large scale photoelectric theodolite with certain imaging d - value which correspondingly represents each optic axis parallel error of these two optical systems

    方法是利用一塊反射鏡和兩塊五棱鏡將一束準直光束分光成兩束平行光束,大型經緯儀的兩個光學系統分別接收這兩束平行光,兩束平行光所成像的脫量差即為兩光學系統的光軸平行度。
  8. While if pulse laser ablation is applied, the output of mixed target is obviously more than that of plumbago target. the carbon nanotubes prepared by nano - tungsten catalyzer are very straight without any bent and their diameters are under 10nm. it is worth to pay more attention and need to study further

    其中以鎢作為催化劑原料與石墨混合製成固體,蒸餾水作為流動相時,得到的納米纖維狀產物直徑不到10nm ,而且形狀筆直,得關注,目前國內外尚無以鎢作為催化劑成功制備納米一維碳材料的報道,因此該研究具有嶄新而廣闊的研究前景。
  9. The relation between area of ccd saturation and 0. 632 m 、 1. 06 m laser power / energy was measured. the ccd camera was disturbed by strong radiation from laser outside the field of view in experiment. the relation between the area of ccd saturation and off - axis angle was measured

    通過實驗,得到激光干擾ka - 320型面陣ccd光電探測器的像元飽和閾、探測器面飽和閾、局域損傷閾,並得到了0 . 632 m與1 . 06 m波段入射激光功率與ccd面飽和程度的對應關系曲線,了解了面陣ccd探測器受激光干擾的各個階段。
  10. The incident wave height h1 / 3 is in the range from 0. 1m to 0. 25m, and the peak period tp in the range from 1. 0s to 2. 0s. the ratio of s / h1 / 3, which refers to the subface level of wharf deck ( s ) to the incident wave height ( h1 / 3 ), is between - 0. 1 and 0. 7. three different shore connecting types : open - piled, permeable slope with armored 1ayer of dolosse b locks and impermeable slope with armored layer of concrete plate, are set in the experiment for the research on the effects of boundary condition with different shore connecting types on the wave impact

    本文的物理模型試驗在大連理工大學海岸和近海工程國家重點實驗室的大波流水槽中進行,試驗中選用的隨機波譜為改進的jonswap譜,入射波波高h _ ( 1 / 3 )范圍為0 . 1m 0 . 25m ,譜峰周期t _ p范圍為1 . 0s 2 . 0s ,碼頭面板的相對凈空(碼頭面板底面距離靜水面的距離s與入射波波高h _ ( 1 / 3 )的比)范圍為- 0 . 1 0 . 7 ,其中s / h _ ( 1 / 3 )為負時表示碼頭面板底面位於靜水面以下。
  11. The results are as follows : the target and background irradiance snr on the detector ' s are greater than the minimum snr on a 40 - kilometer distance ; the target irradiance on the detector ' s target plane can comply with the minimum irradiance that is not beyond the capability of the detector ; the system effect range from the experiment data can satisfy this index

    結果表明40km距離處,目標與背景在光電探測器上的輻照度信噪比大於可探測最小信噪比;目標在探測器面上的輻照度滿足探測器所能探測到的輻照度最小;實驗數據上推導出系統的作用距離能達到這一指標。
  12. According to the measuremental data of the two ammunications, the anti - designed computation and analysis of aerodynamic characteristic, flight stability, exterior ballistic characteristic for the two ammunications are studied with the advanced methods of the exterior ballistics. using the monte calo algorithm, the statistic mathematical model about ammunication ' s intensity is established and the 1000 miter vertical target intensity and the fall intensity are discussed in detail for the two ammunications. the improval potential and the main technical approachs of these ammunication ' s exterior ballistic performances are presented by compositive optimal algorithm

    根據工廠對俄ak130艦炮彈藥的測繪數據,利用先進的外彈道數分析方法對兩種彈藥的空氣動力特性、飛行穩定性特性、外彈道特徵量等進行了反設計計算分析;採用montecarlo方法,建立了艦炮彈藥密集度性能統計分析數學模型,對兩種彈藥的立密集度和地面密集度進行了詳細的計算分析;利用外彈道性能綜合優化設計方法對兩種彈藥的外彈道性能指標的改進潛力和主要技術途徑進行了分析。
  13. Then a 16dof rotors system with 2. span, 4. disk and 4. support is modeled in the form of plural ode, considering the unbalance of mass, external damping, nonlinear oil film forces as well as elevation of the bearings

    ( 4 )針對求復數ode周期解及穩定性分析,討論了復數打法和floquet理論的應用問題,證明了復數ode與實數ode對應jacobian和單矩陣的關系。
  14. Value of functional imaging modalities in radiation treatment planning of brain gliomas

    功能影像在腦膠質瘤放射治療區確定中的價
  15. ( 5 ) digital holograms of static particles and particle field ( multi - layer ) are recorded in the experiment. and the reconstructed particle images are gained using the envelope method with two different reconstructed waves - plane wave and spherical wave, respectively

    ( 5 )從實驗上拍攝了單層靜態粒子和多層靜態粒子的數字全息圖,並分別用平面波和球面波實現了該模擬粒子場的數再現,得到了清晰的粒子像。
  16. The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out

    採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間(防止脆性金屬間化合物的過度增長)等措施,確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊的理論模型,對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊過程進行了數模擬計算。
  17. Its static total error and dynamic total error directly effect the accuracy of test measuring data. so it : must be precisely detected and calibrated before test, in order to calculate its static total error and dynamic total error. the original eots - e theodolite detect - calibrating system was established in 1970s

    Eots - e型電影經緯儀一直是場重要的標準測量設備,在多年來的場試驗中起著重要的作用,其自身的靜態總體誤差和動態總體誤差直接影響到經緯儀測量數據的準確性,因此在每次應用之前都需對其進行精確標定,以計算出經緯儀的靜態總體誤差和動態總體誤差。
  18. The results of simulations are : i ) energies of the incident ions to the target are determined mainly by the voltage across the cathode sheath, with a majority of ions " energy vary around the sheath voltage ; ions nearly normally bombard the target ; ions mainly locate above the sputtering holes because of the influence of the magnetic field, and the incident ions mainly come from the region ; the ions undergo several collisions during transportation, but that do n ' t matter much

    主要模擬結果有: ? )入射離子到達面時的能量主要受到了射頻輝光放電中陰極殼層西北工業大學碩士學位論文李陽平電壓的影響,大部分離子的入射能量在陰極殼層電壓附近,離子濺射時接近於垂直入射;射頻輝光放電受到陰極磁場的影響,等離子體中的離子主要集中在面濺射坑的上方,且入射離子主要來自這個區域;入射離子在輸運過程中和背景氣體分子有少量的碰撞,但影響不太大。
  19. A hydrogen and argon ions mixing beam was implanted into the deposited vanadium oxide film. after annealing, vo2 film with tcr ( temperature coefficient of resistance ) as high as 4 % was obtained. the bombardment of ar + could break v - o bond of v2o5 molecule in deposited film and implanted h + resulting in the deoxidization of v2o5, so the vo2 thin film could be prepared by proper control of the dose of ar + / h + implantation

    利用離子束增強沉積設備,在ar ~ +離子束對v _ 2o _ 5濺射沉積的同時,用氬、氫混合束對沉積膜作高劑量的離子束轟擊,使得被氬離子轟擊后斷鍵的氧化釩分子,再被注入氫降價,然後經適當的退火,成功地制備了熱電阻溫度系數高達4的vo _ 2薄膜(國外報道為2 - 3 ) ,並研製了單元懸空結構探測器和8 1 , 16 1線性陣列。
  20. There are better performances in the films prepared by ba2ca2cu3ox target than by ba2cacu2ox target. the single - phase tl2ba2cacu2o8 hts thin film was obtained with a tc0 of 107k at the optimal tl2o partial pressure and thallination temperature 750. on excursion from the optimal conditions, there exist some impurities in the resultant films resulting in a reduction in tc0 and surface quality with change in the microstructure morphology

    研究結果表明,採用成分為ba2ca2cu3ox的材制備的薄膜性能要優于成分為ba2cacu2ox的材;使用組成式為tl1 . 9ba2ca2cu3oy的鉈片做鉈源時,形成的tl2o分壓達到最佳;在最佳tl2o分壓和最佳鉈化溫度750的條件下,制備出了純相完全c軸取向的tl2ba2cacu2o8高溫超導薄膜,其tc0高達107k ,膜面均勻平整光滑,呈圓片狀組織;偏離最佳制備工藝參數的條件下,制得的薄膜中都含有一定量的雜相,雜相的生成使得tc0下降,薄膜表面質量下降,薄膜組織形貌發生變化。
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