ground vibration 中文意思是什麼

ground vibration 解釋
地基振動
  • ground : adj 碾碎了的，磨過的，磨成粉的。 ground and polished piston 【機械工程】研磨活塞。n 1 地，地面；...
  • vibration : n. 1. 振動，顫動；擺動；【物理學】振動。2. （心的）震顫。3. （思想情緒的）激動。4. 猶豫。adj. -al
  1. Under the condition of immovability of the charging area of blast hole, the increase of the blast hole compression modulus not only improved fragmentation results but also decreased the blasting ground vibration because of the minishing of burden

    在不改變單個炮孔負擔面積的條件下，增大密集系數可以改善爆破效果，同時由於抵抗線減小，爆破震動也有所降低。
  2. Abstract : rased on practice conditions, both the dynamic characterization of motor vehicle under random forces exciting of the ground state and methods by using damping vibration control are investigated in this paper

    文摘:研究車輛行駛過程動力特性，結合實際條件，給出了車輛彈簧阻尼減振器減振效果的阻尼調置方法。
  3. Iv ) revolute joint element, nonlinear spring - damper element, 3 - d 5 points contact element are applied to simulate the revolute restriction between two caterpillar boards, suspension nonlinear vibration, contact between wheels and caterpillar boards, and contact between caterpillar boards and ground are considered respectively. drucker - prager material is employed to simulate reinforced concrete

    4 、應用大幅度轉動約束單元、非線性彈簧阻尼單元、三維五節點接觸單元分別模擬自行火炮履帶板之間的轉動約束連接、懸掛非線性振動及負重輪與履帶板之間的接觸和履帶板與地面的接觸問題；根據材料非線性理論，提出利用drucker ? prager材料建立土壤的非線性有限元模型。
  4. With the rapid development of road and communication of city, the harm effect that the blast vibration induced by building mass undergrounds or tunnels and digging blast underground structures act on the ground environment, are increasingly remarkable

    隨著道路、城市交通事業的迅速發展，大量地鐵、隧道的修築，淺埋地下結構的開挖爆破，由此而導致的爆破振動對地面設施，特別是對城市地面建築的危害效應越來越顯著。
  5. The paper analyzed synthetically the environmental impact that is produced in construction time of under - ground no. one of shenyang, studied the generant rule and quantity of pollutants such as noise, vibration, waste water, waste gas and solid offal and etc., proposed countermeasures to alleviate and control environmental impact

    摘要通過對沈陽地鐵一號錢施工期產生的環境影響綜合分析，研究該項目在建設中產生的噪聲、振動、廢水、廢氣及固體廢棄物等污染物產生的規律和發生量，並提出緩解和控制環境影響的措施。
  6. It supports the aircraft during parking and endures the loads during ground maneuvers. most of the vertical and horizontal kinetic energy are absorbed and dissipated by landing gear. it plays an extreme important role in preventing the airframe from vibration and excessive impact forces, improving passenger comfortable characteristics and increasing aircraft flight safety

    飛機起落架作為飛機結構的一個重要部件，承受著飛機與地面接觸時產生的靜、動載荷，吸收和消耗飛機在著陸撞擊、跑道滑行等地面運動時所產生的能量，在減緩飛機發生振動，降低飛機地面載荷，提高乘員舒適性，保障飛機飛行安全等方面發揮著極其重要的作用。
  7. Mechanical vibration - ground - borne noise and vibration arising from rail systems - general guidance

    機械振動.由鐵路系統產生的地面噪音和振蕩.一般指南
  8. Principle of operationthe ring hammer granular crusher makes use of impact hitting hammer rings cross mounted on the rotating rotor to crush materiel. after first crushed by impact force of hammer rings, the materiel is then pressed, sheared and ground between crushing plate and ringhammers to the required granular product which flows off the screen, and those uncrushed such s tramp iron, wood pieces, stone etc will be brought into the tramp iron trap. this crusher features little blast wind, less vibration andlong, service life of vulnerable

    工作原理環錘式破碎機利用旋轉的轉子帶動環錘對物料進行沖擊破碎，被沖擊后的物料又在環錘和破碎板、篩板之間受到壓縮、剪切、碾磨作用，使物料達到所需的粒度，被破碎后的物料經篩板的柵孔落下，不能被破碎的鐵塊、木塊、石塊等經撥料板撥進除鐵室.本機具有鼓風量小、振動值小，環錘等易損件壽命長等特點。
  9. Secondly, the optimum blast parameters of each parts of open pit and spreading law of the wave of blasting vibration on the east of open pit was studied. furthermore, the paper presented the method of decreasing blasting ground vibration as follows. 1

    通過大規模的現場試驗和爆破震動測試，得出了銅山口銅礦露天采場各區段的優化爆破參數以及生產爆破產生的地震波在東幫的傳播規律，在此基礎上提出了降震措施並得出如下主要結論： 1
  10. The attenuation of the ground vibration is closely relative to the physical and mechanical properties of the ground media

    地面振動隨著遠離振源而產生衰減。衰減的程度與強夯作用場地介質的物理、力學性質密切相關。
  11. The general attenuation law of ground vibration caused by heavy tamping is verified by spectrum analysis in this paper. moreover, the relationship between attenuation index and standard penetration number is created through combination analysis of vibration attenuation and surface wave propagation

    在此基礎上，通過面波分析，得出了場地介質衰減指數和表徵場地介質性質的參數?標準貫入擊數之間的關系，給出了表達式的一般形式。
  12. The multi - degree - of - freedom system structural dynamic response analysis of blasting ground vibration velocity displacement excitation

    爆破地震速度位移激勵多質點系結構動力分析
  13. 3. the ground vibration caused by load of vehicle in light railway system is analyzed as well. different from the common railway and subway, the viaduct is the main structural member in light railway system, which is studied in specialty in this paper

    3 、關于輕軌列車荷載作用下的地基土的振動分析，本文考慮到輕軌的結構形式一般為高架橋，與普通鐵路和地鐵不同，因此，本文對這一問題進行了專門研究。
  14. Ground vibration response laws are obtained in environment background vibrations, ground traffic and metro train

    通過對測試結果的分析，得出了環境背景振動、公交車等地面車輛和地鐵的地面振動響應規律。
  15. Subsidiary costs for insurance premiums, inspections and ground vibration control can add up considerable amounts.

    保險費，檢查和地層振動控制的輔助費用可增加相當可觀的數額。
  16. In - situ metro - induced ground vibration tests have been performed between dongdan and jianguomen interval in beijing by using high sensitive acceleration sensors, so as to study vibration mitigation measures in other similar areas in beijing

    摘要採用高靈敏度加速度傳感器，對北京東單建國門區間的運營地鐵進行了現場測試，為研究相似區段特殊的減振措施提供依據。
  17. ( 4 ) the paper has studied the structure and training algorithm of self - recursion neural network. it also studies the convergence and stability of self - recursion neural network " training algorithm by using lyapunov method. then the paper use inversion method to simulate the vibration field of ground vibration caused by track traffic by self - recursion neural network for the first time

    （ 4 ）研究了自遞歸神經網路的結構及訓練演算法，利用lyapunov方法研究了自遞歸神經網路訓練演算法的收斂性和穩定性，並首次利用自遞歸神經網路來反演軌道交通引起地面振動的振動場。
  18. On the other hand, heavy tamping is also a transient impact load that will produce strong ground vibration

    同時，從加載角度考慮，強夯又是一種瞬時沖擊荷載，作用在地面時產生振動問題。
  19. 2. taking account of the direct effect of ground vibration on buildings, the ground responses caused by the moving loads is studied in detail

    2 、考慮到地基振動對建築物產生的直接影響，本文對移動荷載引起的地基響應作了詳細的研究。
  20. Main concerns are mechanism on railway noise generation, noise source identification, computation method for sound screen, ground vibration, optimization of wheel / track structure, and noise control method

    主要介紹了軌道交通噪聲產生的機理，國外對軌道交通的研究過程中所涉及到的一些問題，諸如噪聲源的定位，聲屏障的計算，地面結構的振動，輪軌的優化設計和降噪手段等。
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