水彈道學 的英文怎麼說

中文拼音 [shuǐdàndàoxué]
水彈道學 英文
hydroballistics
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 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
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  1. Because of its extensive application and underdeveloped research level in our country, this paper establish the numerical model of blank cartridge ejecting device, the whole process from blank cartridge burning to eject missile is analyzed by classic interior ballistic theory and gas dynamics. several simulation examples are given, and the effect of different parameter structure on ejecting device is discussed

    鑒于這類系統在我國的廣泛應用與相對滯后的研究平,本文針對三種類型五種型號的掛鉤建立了拋放射機構的數物理計算模型,用經典內和氣體動力理論分析了火藥燃燒到射活塞完全推離懸掛物的整個過程。
  2. In order to investigate the variety of some of the initiatory kinematics parameters, the author first computes the underwater trajectory of the submarine launched missile carrier

    為了摸清分離體在分離時刻的初始運動參數可能的變化范圍,首先計算了導運載器的
  3. Headquartered at pennsylvania, usa, and being a wholly owned subsidiary of total, sartomer is the premier global company which produces and markets chemical products such as monomers, oligomers, photoinitiators, various resins and other specialty chemicals widely used for coatings, inks, adhesives and sealants, optical, composites, elastomers and electronics and other specialty applications

    沙多瑪公司是達爾集團的全資子公司,總部位於美國賓夕法尼亞州,是全球的主要化工生產企業之一,其主要產品有單體、齊聚物、光引發劑、各種樹酯,以及其他廣泛應用於塗料、墨、粘合劑、密封劑、光材料、復合材料、性體、電子束和其他用途的特種化品。
  4. In this paper according to the design scheme of yao heba power station in nan yahe river, the mathematical model with longer and complicated conduit system, elastic water hammer and pid regulating low of voter turbine adjusting system in the case of the small fluctuation has being built, which include conduit system, surge tank, draft tube, water turbine, generator and governor. the hydraulic losses are taken into account, and nonlinearization in water turbine and the governor is also taken into account

    本文根據南椏河姚河壩電站的設計方案,對輪機調節系統,按長引復雜引系統、擊、調速器為pid調節規律,在小波動情況下,對包括引、調壓井、尾管、輪機、發電機、調速器在內的輪機調節系統建立數模型,並計及引力摩阻損失,對輪機、調速器考慮了其中的非線性,利用功能強大的matlab軟體編制了源程序進行計算機模擬計算。
  5. Abstract : with simulated annealing approach based on simple method, the dynamic system of some submarine - launched missile carrier s water trajectory is identified, and the effects of no - modeling uncertainty and dimension of parameters to be identified on overall identification precision are investigated

    文摘:運用基於單純形的模擬退火演算法對某潛射導運載器動力系統進行了辨識,並探索了未建模不確定性及待辨識參數矢量的維數對辨識精度的影響。
  6. Comprehensive arrangement the location of kitchen & toilet in the house, rational division of the space of the kitchen & toilet ( eg. it is necessary to separate the dry from humid space in toilet, the clean from contaminated space in kitchen ), it is emphasized that decent space for kitchen & toilet and some flexible space is advocated in the design, the appurtenances arrangement should be coped with the human engineer, it is better to design pipe well and equipment layer to accommodate the various meters, wires and pipes. in order to save energy and water, it is recommend to use solar energy and the different quality water

    本著「以人為本」的設計思想,提出適宜經濟適用住宅的整體廚衛設計思路和方法,即:綜合協調廚衛在住宅中的位置;對廚衛空間進行合理分隔(衛生間干濕分離,廚房潔污分離) ;廚衛各空間必須具有適宜的空間尺度和面積保障,並提倡具備一定的面積性設計;依據人體工效原理進行廚衛部分設備的綜合布局;利用管井、設備層綜合布局各種管線儀表;採用分質供設計系統和太陽能供能系統,達到節節能;注重廚衛的排煙通風設計,提高室內環境質量;考慮廚衛的適應能力,注重通用設計。
  7. This dissertation derives from the national ninth five - year plan project " torpedo weapon system development and mathematic simulation methods research " and china shipbuilding industry group ' s project " sub - water multi - target trajectory counterwork distributed interactive simulation system "

    本論文題目來源於總裝備部「九五」預研課題「魚雷武器系統規劃發展數模擬方法」和中國船舶重工集團第七五零試驗場課題「下多目標對抗分佈交互模擬系統」 。
  8. The products are the raw material of polyurethane elastomer, coating and adhesives, which react with isocyanate to give a chemical grouting material that has been widely used for seepage - proofing and blocking up the loophole of tunnel, dam, underground projects and mine - pits, as well as foundation reinforcement

    本類產品為聚氨酯性體、塗料、粘結劑的原料,與異氰酸酯反應制得的化灌漿材料,廣泛用於隧壩、地下工程、礦坑層面的防堵漏及建築物的地基加固。
  9. Abstract : the influence of geology, geostress, rock strength and construction method on surrounding rockmass deformation was analysed in this paper. the sensitivity of deformation to horizontal geostress and rockmass elastic modulus was analysed through numerical modeling and sensitisity factor was obtained. this study has important significance to how to select rockmass mechanical parameter

    文摘:從地質、地應力、巖石強度及工程施工方法等幾方面分析對川藏公路二郎山隧圍巖變形位移的影響,通過數值模擬分析平地應力和巖體性模量對洞壁變形位移的敏感性,並求出敏感度因子,這項研究對巖體力參數的選取具有重要意義。
  10. Abstract : according to the characteristics of high - speed water entry about the rotary projectile, an experiment plan satisfing mach similarity has been put forward for hydroballistic modeling of high - speed water entry about the rotary projectile by using dynamic equations of projectile movement and similarity theory, which can achieve the equivalent of main similarity parameters between true object and its model at atmospheric environment

    文摘:針對旋轉體高速入特點,從體運動的動力方程和相似理論出發,提出了模擬旋轉體高速入的馬赫相似實驗方案.該方案在大氣環境條件下,能夠實現原型和模型兩系統的主要相似準數相
  11. With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings

    本文以北京地鐵八王墳車輛段地上超大結構(車輛段大平臺及其上的小區樓房)及其地基基礎為研究對象,在研究和分析有關資料的基礎上,用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型,並以列車振動加速度時程作為模型輸入,進行了地基?樁基礎?地上結構的整體動力分析,分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響,得到了如下結論: ( 1 )隨著與地鐵線路距離的增大,地面的振動強度有減小的趨勢; ( 2 )地面豎直方向的振動強度較之平方向的略大; ( 3 )隨著與振源距離的增大,在平方向上,地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小; ( 4 )在豎直方向上,每幢樓各層端點的振動速度、加速度完全相同,表明樓房各層在豎直方向上的運動狀態一致; ( 5 )各幢樓房豎直方向的振動強度比平方向的大; ( 6 )增加軌性是減輕地面和地上建築振動的有效途徑。
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