wave impact 中文意思是什麼

wave impact 解釋
波沖擊
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  • impact : n 碰撞;沖擊(力);(火箭的)降落[著陸];【軍事】彈著;影響,效力。 The point of impact彈著點。 ...
  1. 2 transmission of longitudinal stress wave in non - defect pipeline excited by axial symmetry impact has been studied by the numbers

    2 、對無缺陷管道中受軸對稱沖擊載荷下激勵出的應力波進行了較為系統的實驗研究。
  2. Execute floating rate to make the wave motion that is helpful for carrying exchange rate adjust economy, also be helpful for promoting international trade, especially below the situation that the foreign currency of centrally bank and gold reserve can ' t keep fixed exchange rate, execute floating rate to make relatively advantageous to economy, also can ban illegal foreign currency blackmarket to trade at the same time, but floating rate makes the stability that goes against domestic economy and international economy impact, activity of meeting aggravate economy

    實行浮動匯率制有利於通過匯率的波動來調節經濟,也有利於促進國際貿易,尤其在中心銀行的外匯與黃金儲備不足以維持固定匯率的情況下,實行浮動匯率制對經濟較為有利,同時也能取締非法的外匯黑市交易,但浮動匯率制不利於國內經濟和國際經濟關系的穩定,會加劇經濟活動。
  3. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片理論建立迎浪規則波中船舶非線性運動方程,通過時域步進求解獲得船舶剛體運動的穩定時歷,進而給出與船體各橫剖面瞬時吃水相對應的靜水壓力變化、入射波壓力、繞射壓力、輻射壓力和波浪沖擊壓力諸分量。
  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靶的理論模型,對w - mo - ti - mg系梯度飛片擊靶過程進行了數值模擬計算。
  5. 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。
  6. Substructure technique for transient wave of flexible body with impact

    柔性體撞擊瞬態波子結構法研究
  7. Abstract : to counter the ore - rock with different characteristics, the theory of wave mechanics on impacting machinery was used in combination with the results of digital emulation study of hydraulic hammer machine to obtain the output impact energy of hydraulic hammer apparatus and the power of the main engine of hydraulic hammer machine, thus providing the basis for proper selection of the hammerhead and chassis of hydraulic hammer machine

    文摘:針對不同特性的礦巖,運用沖擊機械波動力學理論,並結合液壓碎石器的數字模擬研究結果,得出液壓碎石器的輸出沖擊能與液壓碎石機的主機功率,從而為合理選用液壓碎石機錘頭及底盤提供了參考依據。
  8. The dynamic force - displacement relation curve is of crucial important to the design and operation of mechanical impact devices. using one - dimensional wave mechanics and characteristic line theory, this paper presents a testing method for determination of dynamic force - displacement relation curve from one - point strain measurement on an elastic rod endface. the principle of measurement, data processing method and experimental results for penetration into granite are discussed. 4figs., 5refs

    沖擊載荷下彈性桿端的作用力-位移關系曲線是沖擊機械繫統研究的重要內容.基於一維波動力學方程,應用特徵線方法,探討了已知一點應變求取彈性桿端的作用力-位移曲線的測試原理與數據處理方法,以及在花崗巖上沖擊鑿巖機具的測試結果,對一點應變測試法的可行性進行了論證.圖4 ,參5
  9. To counter the ore - rock with different characteristics, the theory of wave mechanics on impacting machinery was used in combination with the results of digital emulation study of hydraulic hammer machine to obtain the output impact energy of hydraulic hammer apparatus and the power of the main engine of hydraulic hammer machine, thus providing the basis for proper selection of the hammerhead and chassis of hydraulic hammer machine

    針對不同特性的礦巖,運用沖擊機械波動力學理論,並結合液壓碎石器的數字模擬研究結果,得出液壓碎石器的輸出沖擊能與液壓碎石機的主機功率,從而為合理選用液壓碎石機錘頭及底盤提供了參考依據。
  10. At first in the condition of low - velocity impact it is discussed with the formation of ceramic smash cone angle on the base of quasi - statistic hertz and 3 a 6 y a c - theory. then using spherical stress wave reflection and transmission theory under the state of medium - high velocity the formation of spot in the ceramic back. finally the damage mechanism of ceramic suffered by the high impact is simply discussed

    首先,在低速撞擊的條件下,基於準靜態hertz的理論與薩布斯基理論,分析了陶瓷破碎錐角的形成;其次,在中高速撞擊條件下,利用球面應力波反射迭加理論,分析了陶瓷背面的層裂的形成;最後,簡單討論了高速撞擊下陶瓷的破碎機理。
  11. 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靶譜為改進的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 )的比值)范圍為- 0 . 1 0 . 7 ,其中s / h _ ( 1 / 3 )為負值時表示碼頭面板底面位於靜水面以下。
  12. Research into impact effect on 3 - d object of shock wave passing through curved channel and surrounding hill

    激波過彎道繞山坡對三維物體的沖擊效應研究
  13. The result shows that under the effect of repeated impact load, the stress wave produces reflection in the metallurgical junction plane between coating and basal body, and forms stretch wave causing longitudinal split and angle split of coat ; the microcosmic spot pitting and deep layered peeling off occur in coating surface due to stress concentration ; the energy accumulation of impact loading causes rigidity variation and plastic deformation

    結果表明:在多沖載荷作用下,應力波在塗層和基體的冶金接合面發生反射,形成拉伸波造成塗層的縱裂和角裂;在塗層表面由於應力集中,塗層表面發生微觀點蝕和深層剝落;沖擊載荷能量的積累,造成塗層試樣硬度變化和塑性變形。
  14. With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3

    首先,分析了纖維類正交鋪層復合靶板在沖擊載荷作用下的損傷破壞機理,結合包含損傷和應變率效應的材料動態本構方程,建立了纖維復合材料板彈道極限速度的預測公式;其次,根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點,建立了陶瓷/復合材料靶板抗彈性能分析模型,給出了彈道極限速度預測公式;最後,利用應力波反射和透射理論討論了陶瓷/復合材料靶板的設計問題,對雙層陶瓷復合靶板的優化設計進行了分析,給出了在一定面密度下的最佳優化系數,討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。
  15. And the similarities and differences between the properties of regular wave impact pressure and that of the irregular wave impact pressure are discussed

    比較碼頭面板所受的隨機波浪沖擊作用和規則波沖擊作用的異同點。
  16. However, in ageing, modernization and urbanization wave impact, china ' s rural families is from mainstay family or joint family to nuclear family in the process of gradual transforming, the old - age concept has undergone enormous changes

    然而今天贍養父母卻成了兒女們極大的負擔,都極力迴避這一責任和義務,過去那種母慈子孝的社會已大打折扣。
  17. Based on the experimental results for different wave height, wave period and the relative clearance of underside of the wharf deck, the properties of wave impact pressure on wharf deck are studied. the distribution of impact pressure along the underside of the deck model is analyzed. the influence of different incident wave parameters, structure dimension and relative clearance s / h1 / 3 on the impact pressure is discussed

    通過對不同波浪參數、結構物尺度、結構物與靜水面的距離等情形的試驗結果的比較分析,研究隨機波浪對不同接岸型式碼頭面板的沖擊壓力特性,分析波浪沖擊壓力沿碼頭面板底面的分佈規律,討論入射波要素、結構物尺度、結構物相對凈空等要素對碼頭面板底面所受的沖擊壓力的影響規律,給出便於工程應用的計算波浪沖擊壓力的經驗公式。
  18. This paper presents the experimental investigation of random wave impact on piled wharves with different shore connecting structures, also the certification analysis by the numerical simulation results

    本文應用物理模型試驗和計算機數值模擬相結合的手段,對不同接岸型式碼頭面板底部受到的隨機波浪沖擊作用進行了研究。
  19. On calculation formula of wave impact pressure acting on offshore open structure

    離岸透空式結構波浪上托力沖擊壓強計算公式的比較
  20. The modern science and technology and the information industries rapid development, causes the tourism to undergo a wave wave impact tide which the information technology brings

    現代科學技術與信息產業的迅速發展,使旅遊業正在經受著信息技術帶來的一波一波的沖擊浪潮。
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