震動源 的英文怎麼說

中文拼音 [zhèndòngyuán]
震動源 英文
vibroseis
  • 震 : Ⅰ動詞1 （震動） quake; shake; shock; vibrate 2 （情緒過分激動） be greatly excited; be deeply ast...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 震動 : shake; shock; vibrate; quake; chatter; tremulation; succussion; oscillation
  1. The wave motion bears the key signature imparted by the nature and extent of the source.

    波動具有由震源的性質和范圍造成的主要特徵。
  2. This machine is comprised of screen box, vibration source and damper, vibrating frame and screen box are connected with 4 - 12 group soft rubber damp - ers fixed up and down, and the centrifugal force is generated therein, the floating ampli - tude is controlled by the damper, by which, material realizes a process of throw and lami - nation filtration downward, and therefore reach - ing the optimized grading and screening ef - fect

    本機由篩箱.振動源及減震器三大部分組成.振動機架與篩箱連接有4 - 12組軟橡膠減震器上下固定，產生離心力，由震器控制浮動振幅，使物料有一個向下拋震和向下分層過濾的過程，從而達到最佳分級過篩的效果
  3. The source of earthquake waves - the site beneath the surface where the disturbance originates - is known as the focus

    地震波源- -地表底下產生擾動的地方- -稱為震源。
  4. Some dynamic anomalies of seismic subsurface fluid in yanbian area beforehunchun deep earthquake with m = 7. 0 on april 8, 1999 are introduced, and their basic fea - tures are analyzed

    介紹了1999年4月8日琿春7 . 0級深源地震前延邊地區地震地下流體動態的典型異常，初步分析了深源地震前地下流體異常的基本特徵。
  5. The idea of passive control is to utilize additional facility within a structure to dissipate or absorb a large portion of the seismic energy, which has been applied to practical engineering extensively since its control devices - dampers are convenient and it does not need large energy supply and the structural system identification. now the main devices which have been developed in the passive control may be grouped into the following types : viscous, visco - elastic, metallic and frictional, and tuned mass damper ( tmd ) and tuned liquid damper ( tld )

    被動控制通過附加阻尼裝置耗散或吸收大部分的地震動能量以達到減振的目的，由於其控制裝置簡單，不需要外界能源輸入和系統識別，容易在工程上實現並已得到廣泛的應用；目前被應用於結構被動控制的阻尼器主要有：粘滯型、粘彈型、摩擦型、調諧質量阻尼器（ tmd ）和調諧液體阻尼器（ tld ） 。
  6. Very few seismograms showing motion near to the source are available.

    可以利用的記錄震源附近運動的地震圖很少。
  7. The source of earthquake waves-the site beneath the surface where the disturbance originates-is known as the focus.

    地震波源--地表底下產生擾動的地方--稱為震源。
  8. The experimental results on seismic simulator verify that the mr damper in the passive off mode provided the information on the minimum effectiveness of the damper if the external power was cut off, in which the seismic responsesof the tall building and podiun structure were reduced. when the mr damper worked in the six kinds of semi - active logic control methods, the seismic responses of the two building were further reduced compared with those when the mr damper worked in the passive off mode

    地震模擬振動臺試驗結果表明： mr阻尼器的passiveoff方式是外部電源被切斷時的最低控制效果，能消除原結構地震反應的鞭梢效應，並使主樓和裙房的地震反應有一定的減少，六種半主動邏輯控制方法的減振效果比passiveoff方式更好，多mr阻尼器控制的效果優于單mr阻尼器。
  9. First of all, it determines the scope in which earthquake might be genetated, the potential seismic sources areas and the upper limit of the earthquake magnitude through the analysis, research and evaluation of the area seismic geological condition of the workzone. secondly, according tothe research of the seismic activity, it also determines the seismic activity coefficients for per potential seismic sources areas, and the delay relation of seismic intensity and seismic accelaration, and then three different seismic intenstities and dynamic strength of bedroch under different probability are given. through the analysis and caculation of earthquake hazard with the analytic approach of probability

    首先，對工作區的區域地震地質環境進行了分析、研究、評價，確定了萊蕪市可能發生地震的范圍、潛在震源及其震級上限等。其次，根據對地震活動性的認識，確定了各潛在震源區的地震活動性參數及萊蕪市地震烈度和地震加速度衰減關系，在此基礎上用概率分析法對萊蕪市地震危險性進行了分析計算，得到了萊蕪市在三種不同概率水平下的地震烈度和基巖地震動強度。
  10. These violent convulsions originate at depths far below the realms of human observations.

    這種劇烈的震動起源於地球深部，遠遠處於人類所能進行觀察的范圍之下。
  11. In addition, effects of several factors such as local site conditions, focal mechanism, epicentral distance and seismic magnitude on these parameters are discussed, and several significative results and conclusions are obtained. in all records there are about 1 / 3 vertical ground motion ’ s peak acceleration bigger than 2 / 3 of the corresponding horizontal one, so the action of vertical ground motion should not to be underestimated. vertical design response spectrum equals that the horizontal design response spectra times 65 % is probably unsafe when period is short, and suggest adopting different coefficients when at different periods

    本文基於對大量歐洲強震記錄的研究，分析了地震動豎向與水平向分量在峰值加速度、反應譜值、頻譜周期等參數方面的差異，以及這些參數與場地、震源機制、震級和震中距的關系，得到了以下有意義的結果和結論:在本文分析的地震記錄中大約1 / 3的記錄加速度峰值比大於2 / 3 ，豎向地震動分量的作用不可低估;在短周期，豎向地震動影響系數的最大值僅取為水平向地震動影響系數最大值的65 %是偏於不安全的，可以考慮按周期分段採用不同的折減系數;我國現行抗震規范中設計反應譜特徵周期的取值偏低，可能是偏於不安全的;豎向與水平向地震動分量卓越周期的比值在0 . 7 - 0 . 9之間，豎向設計反應譜的特徵周期應有單獨規定。
  12. This paper relates to some problems about the determination of design ground motion parameters, which include the choice of the attenuation relationship of rock horizontal acceleration response spectrum, the impact of focal depth to rock peak horizontal acceleration and rock response spectrum curves, the choice of intensity envelops function and random input phase, the choice of soil nonlinearity and shear wave velocity, scale of design ground motion response spectrum etc. in the researches of relative aspect, based on a typical section plane of the engineering site, influence of the change of some parameters on design ground motion parameters and the existing errors and corresponding rules are studied by using the method of one dimension model of equivalent linearization

    摘要研究了確定設計地震動參數中涉及的若干問題，其中包括基巖水平加速度反應譜衰減關系的選擇、震源深度對基巖水平加速度峰值及基巖反應譜曲線的影響、強度包絡線函數及輸入隨機相位的選擇、土體非線性特性參數和土層剪切波速值的選擇、設計地震動反應譜的標定等問題。
  13. Adopting this model, we analyze the seismic hazard near the chelungpu fault that generated the chi - chi ( jiji ) earthquake with magnitude 7. 6 and the following conclusions are reached. this model is reasonable on the base of focal mechanism, especially for sites near potential earthquakes with large magnitude ; the attitudes of potential rupture surfaces have great influence on the results of probabilistic seismic hazard analysis and seismic zoning

    結果表明：採用潛在地震破裂面源模型是合理的，因為它可以模擬地震破裂面與地震動影響場的三維展布特徵，尤其適用於較大震級地震的近場區域；潛在地震破裂面源的大小、產狀，對近震源場點的地震危險性分析和地震區劃結果有明顯的控制影響。
  14. Because the data used in these studies are mainly from the large earthquakes, magnitude greater than 5. 5, these results are not very suitable for the estimation for the small - moderate earthquakes

    由於這些研究所使用的資料的震級與距離的范圍均較大，且一般以大震為主要研究對象，其結果對近源中小地震動參數（ m5左右）估計的可靠性相對較差。
  15. And we have got bmis9001 : 2000 cerfication. we use cad cam cae in design

    適用於手機電動牙刷保健用品按摩設備中的震動源。
  16. The dissertation is finished based on the fund 211 project " seismic simulation shaking table " of civil engineering structure vibration center

    本課題來源於211項目「土木工程結構振動中心?地震模擬震動臺」 。
  17. Featuring in low power waste, high brightness, fresh color, quakeproof capability, long life span ( normally work for 60 - 100 thousand hours ), and cold light source, the led lighting is worthy of the name of “ green light ”

    其特點是功耗低、高亮度、色彩艷麗、抗震動、壽命長（正常發光6 - 10萬小時） ，冷光源等優點，是真正的「綠色照明」 。
  18. Do not leave the unit in a location near heat sources, or in a place subject to direct sunlight, sand, excessive dust, or mechanical shock

    請勿將本機置於靠近熱源的位置，或受直射陽光照射、多沙土、極度灰塵或有機械震動的地方。
  19. Seismograms convey detailed information about the characteristics of the interior of the earth and seafloors, and an analysis of the data helps in detecting oil and other resources

    震動圖中包含有大陸和洋底內部特性的詳細信息，對這些數據進行分析可以幫助我們探測石油和其他資源。
  20. Remove the control box to the ground near the power supply, which can reduce the circuitry voltage drop and avoid the effect of vibration

    將控制箱移至地面靠近電源處，減小了線路電壓降，避免了震動影響。
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