高彈態 的英文怎麼說
中文拼音 [gāodàntài]
高彈態
英文
elastomeric state-
The statue of general jackson stands on its pedestal and looks with calculation at the cannon balls pyramided in cement.
傑克遜將軍的雕象仍然高高屹立在石座上,以一副深謀遠慮的神態望著腳下的一堆水泥炮彈。First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed
本文介紹了微動損傷的機理和微動疲勞壽命的研究方法;利用ug軟體對燕尾榫聯接結構創建了參數化實體模型;基於ansys軟體平臺求解彈性接觸問題,獲得了榫聯接結構接觸應力及接觸狀態量的分佈;在已有微動疲勞壽命預測模型的基礎上,引入載荷頻率影響因子,對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測,與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。Many experiments indicate that flocculus steel balls possessing reticulate veins surface tend to elastic fluid kinetic lubricating layer and improves of the lubricating conditions of bearings. the bearings become quite, and have long life. therefore, in this paper we bring forward a new method to process flocculus steel balls possessing reticulate veins surface
而且許多實驗表明:表面呈現網狀紋理形貌的「絨面」鋼球,有利於鋼球和套圈之間的點接觸區域形成全膜彈流潤滑層,使得軸承的潤滑狀態得到改善,從而實現軸承減振降噪和提高壽命的目的。It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results
對于復雜的非線性導彈制導系統,很難求得其解析的最優制導律,只能求得開環的數字解,不能適用於具有時變不確定性的導彈制導系統.利用神經網路的學習和推廣能力,對開環的數字最優制導律進行離線的學習,作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經網路輸入對制導系統性能的影響,以及各種制導律的魯棒性問題,並採用模塊化神經網路結構提高神經網路的學習和推廣能力,模擬結果得到一些有益的結論Collimator is a kind of high precision apparatus. the principle is testing tiny by optics imaging. it can be used to revise the kickstand of aircraft and the launch kickstand of missile, to check the gesture of rocket launcher
變形測角儀是一種應用光學成像測微原理工作的高精度測試儀器,它可以被用於校正飛行器的機架和導彈發射架,檢測火箭發射器的姿態。The dynamic performance of a ram air system will vary with mach number and altitude and this tends to follow the aerodynamic characteristics of the missile.
像導彈空氣動力特性一樣,沖壓空氣式系統的動態特性隨馬赫數和高度的變化而變化。The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting
地面激光雷達跟蹤測量分系統根據測量到的斜距離和俯仰角確定末敏彈傘彈系統的高度,在深入研究末敏彈穩態掃描過程的運動規律后,通過最小二乘法的二階分段曲線擬合,計算出落速。With the wide application of carbon / phenolic composite in spacecrafts and missile hulls, the prediction of dynamic response or internal damage of structures subject to explosion, impact or the shock wave induced from the sediment of high - energy particle beam and the evaluation of capability of composite in defending stress wave, aroused the study of the constitutive relation and the characteristic of stress wave propagating
隨著碳酚醛在航天飛行器結構及導彈殼體中日益廣泛的應用,預測結構受到爆炸作用、沖擊或由於高能粒子束在其表層大量沉積而產生的應力波所引起的動態響應及內部損傷,以及對其防護應力波的性能進行評估等,都需要對碳酚醛的本構關系以及應力波在其中的傳播特性開展研究。In order to improve the technology level of testing static parameter of rocket bomb and increase its hit ratio, this paper describes in detail the measuring system of the moment of inertia of rocket bomb, the designing principle and realizing method
為了提高我國航彈靜態參數測試的技術水平,增強航彈命中率,本文詳細論述了航彈極轉動慣量測量系統的設計原理及實現方法。Meanwhile, by using delaminating combination finite element method and macro finite element analysis methods, the paper present two kinds of analysis programs. based on the aforementioned analysis program, the failure form, distribution of plastic hinge, load - carrying capacity, displacement and ductility characteristics are investigated to reveal the failure mechanism and the failure proceeding under seismic effects. the results are in good agreement with the test results, indicating the precision of the aforementioned two programs is satisfiable to the practical engineering design
分別採用分層組合式有限元和宏觀有限元分析方法,編寫了2種鋼筋混凝土中高帶邊框柱剪力墻結構的彈塑性有限元分析程序,同時利用上述2種分析程序,研究了模型結構的破壞形態、塑性鉸的分佈、承載力、位移及延性性能等特性,探討了這類結構在地震作用下的破壞全過程與破壞機理,得到其主要受力特性和抗震性能的一般規律,所得結果與試驗值吻合較好,表明上述2種程序分析結果的精度均可滿足實際工程的設計要求,因此可用於這類結構的抗震性能分析與設計。Finally, respect to the beam effect induced by special high ratio of modulus of elasticity of baise gravity dam, the sensitivity analysis are carried out to study the relation among displacement, stress state of dam and rock bed parameters
最後,針對百色重力壩特殊的高彈模比地質條件所致懸臂效應,對壩體及壩基的變形和應力狀態與壩基力學參數之間的關系進行了參數敏感性分析。Research on the dynamic delay - time of hybrid igniting - device in the air is the basis of implementing it ' s the best trajectory and improving its max cannon - shot denseness
空中點火機構動態延期時間研究是底排? ?火箭復合增程彈實現其最佳增程彈道,提高最大射程密集度的重要環節。The findings of the study were that the performance of the introduction of e - commerce would be affected by the management of the supply chain, the flexibility of a firm ' s management style, the value - added offerings of a firm through the internet, the eagerness of a firm ' s top management on the introduction of e - commerce, the constructivity of a firm to the introduction of e - commerce, etc
研究結果發現,欲導入電子商務的公司,若其供應鏈管理愈好、營運愈具有彈性、透過網路提供給顧客的附加價值愈多、高階管理團隊態度愈積極、以及組織文化愈具建設性等等,則電子商務導入后的績效愈好。In addition, it was also suggested by the research result that the product classification would not interfere the influence of the management of the supply chain, the flexibility of a firm ' s management style, the value - added offerings of a firm, etc. on the performance of the introduction of e - commerce, but would interfere the influence of the eagerness of a firm ' s top management, the constructivity of a firm, etc. on the performance of the introduction of e - commerce
此外,本研究亦發現,供應鏈管理、營運彈性與附加價值的提供等等因素對企業導入電子商務后績效的影響,不會受到產品類別的干擾;不過,高階管理團隊態度與組織文化建設性等等因素對企業導入電子商務后績效的影響,則會受到產品類別的干擾。Next, the pilot has his aircraft instruments from which he reads his conditions of flight …. altitude, airspeed, and dive angle are the most important of these
其次,飛行員們可以利用飛機上的各種儀表來判斷飛行姿態來投彈,其中高度,空速,俯角最為重要。Through studying the working mechanism of the composing, the paper referred the bearing ' s analyzing model and designing flow. through shearing test of high damping rubber, the paper analyzes the influence of shearing shape, shearing strain range and inspiriting frequence on the characteristic parameters ( dynamic shear elastic module, dissipation engineering module, wasted gene ). according to the rule of equivalent energy, the paper gets the hysteretic curve of hdr ' s equivalent bilinear model and parameters ' calculating formula
本論文通過對這種分離式減震支座各組成部分工作機理的研究,提出了該分離式減震支座整體的計算分析方法和設計流程;通過高阻尼橡膠剪切試驗,分析了高阻尼橡膠剪切面形狀、剪應變幅值、激勵頻率和試件高度對特徵參數(動態剪切彈性模量、耗能模量、損耗因子)的影響。Both advantages of rocket engine and air - breathing engine are integrated into one kind of propulsion system, called rocket - based - combined - cycle ( rbcc ), which has multiple operating woke modes, including ejecting, subsonic combustion, supersonic combustion and rocket mode, with each mode operating at varying flying stage. rbcc has prominent potential of high efficiency and low cost, and so it is recognized as an advanced propulsion system of future single - stage - to - orbit reusable spacecraft and hipper - sonic missile. it has been broadly investigated in foreign countries and has been progressed into small and full - scale flying stage
火箭基組合動力循環( rbcc , rocketbasedcombinedcycle )將傳統的火箭發動機和吸氣式發動機的優點集中組合到一個具有多種工作模態(包括引射、亞燃、超燃及火箭模態)的發動機里,在不同的飛行階段啟用不同的工作模態,因此具有大幅提高航天推進系統經濟性與高效性的潛在優勢,並可能發展成為下一代單級可重復使用航天器以及高超聲速導彈武器的動力系統。In this paper we discuss the three - dimensional quasi - static problems by using the magneto thermo elasticity theory, which is related to geotherm : the situations of the heat - carrying fluid intruding into the vertical or horizontal cracks, and the case of static local high temperature regions
摘要以磁熱彈性理論為工具,討論與地熱有關的三維準靜態問題:載熱流體侵入豎直或水平裂隙的情況和存在靜態局部高溫區的情況。Granulated crumb rubber act as aggregates in mixture, which are crashed from scrap tires. ice and snow layers are in different conditions on granulated crumb rubber asphalt pavement for elasticity of granulated crumb rubber. thus it can be eliminated from pavement
由於具有高彈特性的橡膠顆粒的存在,改變了橡膠顆粒瀝青路面表面冰雪層的受力狀態和冰雪與路面的粘結狀態,使橡膠顆粒瀝青路面能夠有效地抑制路面積雪結冰,從而為季節性冰凍地區的抑制路面冰雪問題提供了新的解決方案。According to the non - real time phenomena of high dynamic flight gps application, kalman predictive filter is designed to process the positioning data so as to reach the real - time demands
本文分析了高動態情況下gps誤差源對定位精度的影響,並且對全彈道gdop進行模擬,以此說明接收機最佳工作時段的選擇。分享友人