試驗性導彈 的英文怎麼說
中文拼音 [shìyànxìngdǎodàn]
試驗性導彈
英文
test missile- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 彈 : 彈名詞1. (彈子; 小球形的東西) ball; pellet 2. (內裝爆炸物, 具有破壞和殺傷能力的東西) bullet; bomb
- 試驗性 : experimental
- 試驗 : trial; experiment; test
- 導彈 : guided missile
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Low earth - orbit satellites have become indispensable for u. s. military communications, gps navigation for smart bombs and troops, and for real - time surveillance. the chinese test highlights the satellites vulnerability
低地球軌道衛星對美國軍事通訊、精確炸彈和士兵的gps導航及制導和實時偵察至關重要。中國這次試驗凸現了衛星的脆弱性。The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi
得出了以下結論:在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿韌帶,可能發生沿與原裂紋線成155 「角方向剪切型斷裂;筒體一封頭連接結構不可能發生韌窩型斷裂; ( 2 )在工作壓力下進行次數不多的反復加、卸載,結構不會破壞,也不會喪失安定性:結構在工作狀態下是安全的; m在本文的彈塑性有限元模擬計算中,對于裂紋尖端進行力學分析時,不考慮壓力容器製造過程中水壓試驗的影響,將導致計算結果出現較大的偏差; ( 4 )筒體完全屈服時的載荷為92石3mpa ,封頭完全屈服時載荷為86In the following finite element computation of thermal - structural strength of an improved designed radome, not only a result consistent with the tests are achieved, and also obtained displacement of the radome is well meeting the test data, well demonstrating a high accuracy of the finite element method and confidence of its results ; and studying on the temperatures and stresses on the radome leads to some valuable conclusions and suggestions to further development, laying a sound foundati on for further improvement of structural reliability of the radome
在接著進行的改進方案天線罩靜熱強度有限元計算中,不僅得出了與試驗結果一致的結論,而且天線罩位移的計算值與試驗數據得到了比較好的吻合,驗證了有限元計算的精度及其結果的可信性;並且通過對天線罩溫度與應力的研究與分析,得出了一些有價值的結論與建議,為導彈天線罩可靠性進一步提高打下了堅實的基礎。Thirdly writer, using linear elastic theory and finite element program ( ansys ), analyzed expanding bolt pullout test. fifthly, writer using the modified mohr - coulomb failure theory, on the base of curving failure surface, derived a theoretical formula between pullout force and compressive strength. then the thesis compared the formula with the strength - detecting formula of expanding bolt pullout method
本文採用ansys有限元程序對脹栓拔出法試驗過程進行彈性理論分析;以修正的摩爾-庫侖破壞準則,在擬合實際破壞面的基礎上推導出極限狀態下脹栓拔出法的混凝土拔出力與混凝土抗壓強度的理論公式,並把該公式與脹栓拔出法測強公式進行了比較。However, it is too expensive in investment, complex in experimental techniques, difficult and dangerous in performance. in this paper to overcome these drawbacks, the similarity relations together with a new method and its principle of experiment have been developed based on the model theory of structural similarity. according to this principle, the total stress ; an be obtained as a sum of the stresses due to weight and external loading, which based on only one model experiment without any gravitational loading
最後,針對外載與自重共同作用下,傳統光彈性分析法中採用離心力場模擬重力場獲得自重應力的試驗投資耗費大、技術復雜且難度大和不安全等嚴重缺點,按照結構相似的模型理論,本文提出模型外載與自重並存變動外載的光彈性分析法,導出處理這個問題具體的相似律和試驗原理及方法,進行了典型實驗驗證,指出僅用外載作用的模型試驗,即不用離心力場模擬重力場的模擬試驗,就可以獲得上述兩種載荷共同作用下的應力分析結果。It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas
為進一步研究這種復雜高層建築結構的彈塑性性能,本文在國內外現有研究的基礎上,提出利用五彈簧桿元、三彈簧桿元及多豎線單元模型分別模擬空間柱、梁和剪力墻,推導了相應的剛度矩陣並給出了恢復力模型;結合試驗研究和精細有限元分析的結論,提出線性和非線性單元相結合,剛性樓板假定和彈性樓板相結合的建模方法,較好地解決了空間結構彈塑性分析中佔用計算機資源較多的問題;接力大型有限元分析程序? ? ansys ,在上述建模思路的指導下建立了結構的空間非線性分析模型,進行了空間三維彈塑性時程分析。Research on vibration of air - to - air missile in reliability test
空空導彈可靠性試驗振動應力研究? by using of ls - dyna program, the dynamic deformation processes of modeled the two kinds of experiments without he reaction are calculated and show little difference from the experimental data when plastic _ kinematic model was used for lacking materials properties of other models
由於缺乏材料參數,對炸藥選取彈塑性本構模型,因此可能導致計算結果較真實情況有一定偏差。另外,利用現有的點火增長反應速率模型對兩種試驗進行了初步的計算。As far as the system observation for accuracy evaluation of carrier rocket is concerned, there may exist different types of observed data and priors. heterogeneous information means that the different information describing the different characteristics of the same object. since all of the information is relevant to the same object, the fusion is possible. it is a key problem that how to fuse the heterogeneous information to obtain the better evaluation result. therefore, the different heterogeneous information and data is thoroughly studied, moreover, the mathematical description for information fusion of different parameter priors and data is constructed in this paper. based on their relationship between different parameters, indirect prior and observation data is transformed into prior in impact point observation space, which is fused with original prior by weight determined by maximum entropy rule to obtain the mixed posterior distribution. therefore, the test results can be given by combining posterior distribution and impact error observed data. then its application on evaluating guidance systematic error is elaborated as it applies trajectory tracking data, test value of coefficients of guidance instrumentation systematic error, impact point observation data and prior. especially, the advantage of this method lies in its application in case that guidance instrumentation systematic error may not be computed precisely. finally a detailed example on evaluation of carrier rocket is given to verify the theory
為充分利用運載火箭觀測中的不同觀測空間和過程的信息來進行精度評估,針對該背景建立了異質先驗融合的數學描述.研究了飛行試驗中不同觀測空間和過程的異質先驗信息和數據,基於不同觀測過程的解析關系,將間接過程的先驗和觀測數據算出的后驗分佈轉換成落點觀測空間上的先驗,與原落點的先驗進行了最大熵加權融合,得到混合后驗分佈,從而結合落點觀測數據給出評定結果.在無法解算出精確的制導工具誤差系數的情況下,這種方法充分利用了彈道跟蹤數據、工具誤差系數的地面測試先驗值、落點先驗及落點數據,穩健性更好,準確性更高By simulation of this autopilot on standard state point and special state points, this robust control system ' s high - speed response ability and good robust stability is validated. under this autopilot ' s control, the btt missile can fly stably along many trajectories in a large airspace. 3
通過對所設計的自動駕駛儀在標稱點和給定特徵點進行模擬試驗,驗證了所設計的魯棒控制系統能快速跟蹤指令信號,並具有較好的魯棒穩定性,能控制btt導彈在大空域內沿多條彈道穩定飛行。This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation
本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗,得出鋼管混凝土的收縮徐變規律,對試驗數據進行了擬合,對鋼管混凝土的收縮和徐變系數進行了分析和比較,從而為鋼管混凝土的徐變計算模式提供參考,同時通過引入合理的假定,並結合由「齡期調整有效模量法」導出的混凝土徐變本構關系,推導出了鋼管核心混凝土考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。This paper brings forward a stable inverted deduce method which point by point in fix layer, for a class of dimension elastic wave problem, and proves that the result of parameter has whole precision for this method, numercal test shows this method is effective and feasible. 1fig., 1tab., 7refs
針對一類一維彈性波反演問題,導出了一種穩定的定層逐點反演方法,推證了該方法的參數解具有整體二階精度,數值試驗表明,該方法是有效而可行的.圖1 ,表1 ,參7Based on the formula which is used to compute the lateral resistance of single pile deduced by wang qitong, a formula is setup whose precondition is that the pile and the lateral soil directly around the pile deform in - phase. on the basis of that the contact stress of the foundation is equal, a formula that can be used to conform the stress - ratio of the composite ground is set up, on the same time, the principles of the deformation harmony of the soil and the piles in the composite ground are also discussed. combining with results of this test, a formula which can calculate the bearing capacity that considering the effect of group piles of the composite ground is also deduced
視攪拌樁樁體為均質彈性介質,推導了復合地基中單樁有效樁長的理論計算公式;根據王啟銅柔性樁樁側摩阻力計算公式,以樁側土與樁體協調位移為前提推導了柔性樁樁側摩阻力的計算公式;以基底接觸應力均勻分佈,樁體、樁間土均質為前提,討論了樁,土協同工作原理,從而得出復合地基樁、土荷載變形特性,以及樁、土應力比計算公式;結合本次試驗,通過計算加載時樁體與土體的荷載分擔情況以及在極限狀態下樁土承載力發揮值,提出考慮群樁效應的攪拌樁復合地基承載力計算公式。As a result the relatively reasonable basic data is designed and mathematics model on the firing effectiveness is established. then the c language program is used to solve the model and reasonable data index and relative theory on the basis of the large number of the simulation computation of the set target are obtained. the paper creatively puts forward the theory of the ship - borne artillery terminal guided projectile system and establishes the mathematics model to evaluate its firing efficiency, and creatively discusses the use of the terminal guidance system in the sea - crossing and island - landing battle, providing a theory basis for the future military struggle against taiwan
本文的研究針對末制導炮彈這種新型的精確制導武器系統的特點,以炮兵射擊理論為基礎,以現代戰場上重要的點目標和集群裝甲目標為研究對象,設定了比較合理的基礎數據;建立了射擊效能的數學模型;採用統計試驗法,運用c語言設計計算程序對模型進行求解;對設定的重要目標,進行了大量的模擬計算分析,得出了比較合理的數值指標和相關結論;對其作戰應用進行了探討性研究,創造性地提出了船載炮發射末制導炮彈武器系統的新技術,建立了評定其射擊效率的數學模型;創造性地探討了末制導炮彈武器系統在渡海登島作戰中的應用,為未來戰場上我精確制導武器的使用,做好對臺軍事斗爭準備提供了理論依據。Supposed the two nonreversible deformations both obey the drucker law, the plastic loading function was established based on experimental data and the plastic work was used as hardening parameter supposed loess damage is mostly due to shear and the damage potential function has the same form of the equivalent plastic strain line in the plastic part, the damage potential function was gained by fitting the test data
假定兩類不可逆變形都服從drucker公設,根據試驗數據確定以塑性功為硬化參數的塑性加載函數。認為損傷主要由於剪切產生,假定損傷勢函數與塑性部分的塑性剪應變等值線具有相同的形式,通過試驗數據擬合得到損傷勢函數,然後根據損傷理論推導建立q1黃土的彈塑性損傷本構模型。Three axis optical tracking test table is a kind of powerful instrument used to reproduce the flying posture of flying weapons in laboratory. the test table, together with equipment producing target, simulates the attacked target and flying missile, which can really simulate the various flying postures in space and dynamic characteristics. thus, the performance of sensors, control system and actuator and so on can be tested and evaluated, which provides various reference bases for developing, improving and redesigning flying weapons
三軸光學跟蹤試驗轉臺是一種在實驗室條件下復現飛行器或導彈在空中飛行姿態半實物模擬的有力工具,它和目標發生裝置組合在一起模擬導彈跟蹤目標的過程,可以真實地模擬出導彈等飛行器在空間的各種姿態和動力學特性,從而對其傳感器件、控制系統和執行機構等硬體設備的性能加以測試和評價,為飛行器的研製、改進和再設計提供各種參考依據。With development of high - speed missile imaging detection aero - optical effects, certain accomplishments on theoretical analysis have been obtained. the laboratory test system needs to be built to vertify the correctness and validity of theory. at the same time, to study the transient influence of high - speed flow on image transmission, an aero - optical effect experiment of wind tunnel is needed furtherly on the foundation of the transform of wind tunnel, in order to use the researching accomplishment of aero - optical effects in the aero - optical distortion image adjustment evaluation
隨著高速導彈成像探測氣動光學效應機理研究工作的深入開展,在理論分析上取得了一定的成果,需要搭建實驗室試驗系統來驗證理論的正確性和有效性,同時為了較真實地研究高速流場對圖像傳輸的瞬態影響效應,需要在風洞改造的基礎上進一步進行氣動光學效應風洞試驗,期望將獲得的氣動光學效應研究工作成果用於氣動光學畸變圖像校正效果的評估。In point of engineering, this paper improves on the method of gjb2072 - 94 - 1 - a on the background of " xx missile weapon system maintainability test and evaluation ", and provides the new method based on bayes theory to demonstrate mttr ( mean time to repair ) of weapon systems
本文從工程的角度出發,並以「 xx導彈武器系統維修性試驗與評定」課題為背景,對gjb2072 - 94 - 1 - a方法作了改進。並根據bayes理論的基本思想,結合具體問題,討論了基於bayes理論的平均修復時間驗證方法。First1y, in this paper, the testes about tensi1e resistance of masonry components in different period are processed and re1ated suppositions and formu1as are brought forward : the formu1a about maxima1 shear stress of top side in high or tier masonry bui1dings is deduced. it can be found easi1y that the factors affect ing the maxima1 shear stress are vertica1 resi stance coefficient 1oad magnitude wa11 geometry dimensions and its modu1us of e1asticity
首先,進行了不同齡期下的砌體試件抗壓力學性能試驗,提出了相關的假定和公式,推導出了縱橫墻荷載差影響下的多、高層砌體結構房屋頂層的最大剪應力公式,從中可以看出影響最大剪應力的因素有豎向阻力系數、荷載大小、墻體的幾何尺寸和墻體的彈性模量等。The research project of the middle - long and hypersonic missile with solid rocket - ramjet engine has been launched. the measurement and control technologies are the important basis of developing engine, which is one of the key technologies of the research
我國發展中遠程、高超聲速固體沖壓導彈已經啟動,其關鍵技術之一是研製性能優良的固體火箭沖壓發動機,而試驗測控技術是發動機研製中不可或缺的重要基礎。分享友人