靶強度 的英文怎麼說
中文拼音 [bǎqiángdù]
靶強度
英文
target strength-
In an experiment, a beam of known intensity impinges on a target.
在實驗中,用已知強度的粒子來擊轟靶。In this paper, firstly the macro parameter of the series connection app was comprehensively analyzed, among which the trajectory location of the bullet emission and the terminal velocity of the bullet were mainly analyzed, and the feasibility of the series connection app to cope with explosive reactive armor was demonstrated. and then the macro design about the head of the series connection app was made, among which a particular analyse about the bullet " s launching process was made, from which we concluded the relation between the thickness of the airproof loop and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the burning rate of the powder and the relation between the length of the bullet and the maximum pressure of the emission hole and the relation between the length of the bullet and the emitting time of the bullet, and the reasonable str ucture of the head of the carrier and bullet were designed, then the intensity of the head of the carrier was checked out using of the software of ansys
本文首先對子母式穿甲彈總體參量作了全面的計算分析,其中主要分析了子彈射出的彈道位置和必要的子彈著靶速度,論證了子母式穿甲彈對付爆炸式反應裝甲的可行性,然後對子母式穿甲彈彈頭部進行了總體設計,其中主要對子彈的發射過程進行了詳細的分析,得出了母彈彈頭部發射孔內閉鎖環厚度與子彈飛離母彈速度的關系、子彈長度與子彈飛離母彈速度的關系、子彈長度與火藥燃燒率的關系、子彈長度與母彈彈頭部發射孔內最大壓力的關系以及子彈的長度與子彈發射所需時間的關系,設計出了合理的母彈彈頭部結構和子彈的結構,並利用ansys有限元分析軟體對母彈彈頭部的強度進行了校核。When the charge deposited in the sv exceed critical charge qc, seu occurs. in order to decrease intensity of beams, heavy ions generated by tandem accelerator, bombards an au foil
我們用hi - 13串列加速器提供的重離子輻照航天微電子器件,為了降低離子束的強度,用重離子從au靶上的二次散射離子作為輻照源。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靶濺射沉積的同時,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(國外報道值為2 - 3 ) ,並研製了單元懸空結構探測器和8 1 , 16 1線性陣列。Mdamb543 human mammary carcinoma cells were used for the photodynamic effect experiment in vitro, they were incubated with varying concentrations of photosensitizers dissolved in rpmi 1640 medium, then were irradiated by copper vapor laser with mixed wavelength light of 510. 6nm and 578. 2nm. cell survival rate was analyzed by mtt assay
以體外培養的乳癌mdamb543細胞為靶細胞,和不同濃度的不同光敏劑孵育,在不同能量密度的銅蒸氣激光下,用mtt法檢測不同光敏劑對細胞的殺傷強度。Based on theory of impact dynamics, the process of penetration test is simulated and the strength of supporting frame is checked
介紹了沖擊動力學的基本理論,對侵徹試驗中裝甲材料的破壞進行了數值模擬,校核了試驗靶架的強度,模擬結果和試驗值進行了比較。As the partial pressure of o2 increases the cathode voltage of the target increases in order to maintain the same current intensity and the sedimentation rate gradually decreases
氧氣分壓的增大,維持同樣濺射電流強度的靶陰極電壓增大,薄膜的沉積速率逐漸減小。The method permits the calculation of the three stages of shock wave evolution, and gives the temporal and spatial relationship of peak pressure, velocity, and profile of shock wave
文中採用流體動力學模型,解析地描述了脈沖強激光輻照靶材時,激波的產生及增強、維持和衰減規律,給出了激波峰值壓力、激波速度、激波波形的時空關系。According to request that military put forward, the target car that subject research should have such characteristics as remote control, high precision, good safeguarding, needing no track, etc, so as to achieve purpose of course require correctly when training to carry on cannon static to static, static to move, move to static, move to move etc. target car transfer speed require low inertia, high accuracy, high dependability, stupid and getting excellent and kind systematically ; wireless communication system expect much dependability, better anti - interference ability ; computer control system demand and try one ' s best to adopt advanced technology, components and parts source of goods reliable, high dependability, structure to be simple, have serial communication, digital display, systematic trouble examine and function of showing etc. the job of this thesis is divided into three major parts : the proposition and confirming of the electric power pulls, specification requirement and selecting type of equipment of communication system, sureness of the computer control system scheme
根據軍方提出的要求,本課題研製的遙控坦克靶車應具有遙控、精度高、維護性好、無軌道、自帶動力等特點,以達到訓練時進行火炮或導彈靜對靜、靜對動、動對靜、動對動設擊等課目的要求。靶車調速系統要求低慣性、高精度、高可靠性、魯棒性好;無線通訊系統要求高可靠性、抗干擾能力強;微機控制系統要求盡量採用先進技術、元器件貨源可靠、高可靠性、結構盡量簡單,具有串列通訊、數字顯示、系統故障自檢及顯示等功能。本文的工作分為三大部分:電力拖動方案的提出及確定、對通訊系統的技術要求及設備選型、微機控制系統方案的確定。Firstly on the basis of twin shear unified strength theory and spherical cavity expand theory it is established the expression about target defense force, given the equations of rod projectile penetrate and impact velocities on ceramic / composite target under the same pressure and verified through the experiment. secondly the analysis model of ceramic / grfp / steel composite multi - layer target penetrate depth employing above differential equation of target defense force, penetrate velocity and rod velocity. there are two team of experiments which testify separately the penetrate depth and effect with different length - to - diameter
首先,基於雙剪統一強度理論和球型空穴膨脹理論建立了靶板抗力表達式,並通過壓力相等條件給出了桿式彈侵徹陶瓷復合靶板的侵徹速度與撞擊速度的表達式,最後用試驗進行了驗證;其次,利用上面的靶板抗力表達式、侵徹速度、彈桿速度的微分方程,建立了陶瓷/玻璃鋼/鋼板復合多層靶板侵徹深度分析模型,分兩組試驗對侵徹深度、不同長徑比的侵徹效果進行了驗證;最後,建立了桿式彈垂直侵徹陶瓷多層復合靶板的工程模型,給出了預測靶板抗彈性的k 。Both techniques allow precise targeting of the cancer with multiple x - ray beams, but imrt allows physicians to modulate the radiation dose intensity with far smaller radiation beams
這兩種技術都可以用多重x光束對癌細胞有著精確的靶向作用,但imrt可以讓醫生用更少的輻射束調整放射劑量強度。In non - destructive x - ray fluorescence analysis with thick target, correction method for difference in fluorescence intensity of elements due to sample shape and different distance to the source detector with yttrium as an outer mark element was studied
摘要在厚靶的非破壞性x射線螢光分析中,以釔做外標元素,研究了不同樣品形狀及與源、探測器距離不同時,引起接收到元素螢光強度差異的校正方法。Those parameters such as d, a and a may provide targets for pharmacological intervention
這些基因開關的控制參數,即波動的強度或是他們之間的關聯,可以作為基因藥理學研究的靶參量。But in the case of fixed target the spectra intensity become weak with the target long exposed to the laser radiation
反之使激光照射于固定靶上的固定點, libs信號的強度逐漸下降,從而影響譜線強度的穩定性。( 2 ) the effect of rotary target and fixed one on libs " intensity is studied. it is shown that the spectra intensity is stable when the rotary target is used
( 2 )研究了靶點的性質對libs信號強度的影響,實驗結果表明,在測量過程中若每個脈沖激光照射在固體靶上的不同點,譜線強度具有很高的穩定性。During the inspection by afm and sem, we found that the surfaces morphology of samples was even and smooth, the surface roughness was small. the films were composed of some excellent columnar crystallites. the xps results were found that zn existed only in the oxidized state and the concentration of al was less and the presence of loosely bound oxygen on the surface of azo thin films was reduced after ar + etching
由以上對azo薄膜的組織結構和光電性質的研究,我們得到了用直流反應磁控濺射法制備azo薄膜的最佳工藝條件為:氧氬比0 . 3 / 27 ,襯底溫度200 ,工作壓強5pa ,靶基距7 . 5cm ,功率58w ,退火溫度400 。Here we show that seeral of these targets sensitize lung cancer cells to paclitaxel concentrations 1, 000 - fold lower than otherwise required for a significant response, and we identify mechanistic relationships between cancer - associated aberrant gene expression programmes and the basic cellular machinery required for robust mitotic progression
在研究中我們結果顯示這些靶目標使得肺癌細胞對於1000倍濃度的紫杉醇敏感性低於另外一種要求的顯著反應,由此我們確定了在腫瘤相關異常基因表達過程中和簡單的細胞機制中強大有絲分裂進程兩者間的機制關系。At first, carrying on varying the gray level of the picture which is gathered by ccd system in order to strengthening the contrast ratio between the target and background ; and smoothing the picture in order to getting rid of the noise which is produced by gathering and transmitting, so that we can detect the edge easily
文中首先對ccd系統採集進來的圖像,進行灰度變換,增強靶標與背景的對比度;並對圖像進行平滑處理,去除圖像採集和傳輸中混入的噪聲,以利於圖像的邊緣檢測。The evolution of shock wave can separate into three stages as ( 1 ) the forming stage “ pressure increases ”, ( 2 ) the stage of “ maximum pressure ”, ( 3 ) the decay stage “ pressure decreases ”
當激光強度保持恆定時,施於靶面的燒蝕壓力亦保持不變,因而此時靶內的激波陣面壓力會維持一個平穩階段。Laser interaction with target is simulated according to the model and methods given above, the state of laser plasma and x - ray transform coefficient are obtained. the effect of laser intensity and the wavelength on the state of laser plasma and x - ray transform coefficient is also presented
本文用上述模型和方法進行了大量計算,給出了激光-靶相互作用過程的物理圖像,激光產生的等離子體狀態, x光的轉換效率等,並給出了不同的激光波長和強度對等離子體狀態和x -射線的轉換效率的影響。分享友人