震動計 的英文怎麼說

中文拼音 [zhèndòng]
震動計 英文
tromometer
  • : Ⅰ動詞1 (震動) quake; shake; shock; vibrate 2 (情緒過分激動) be greatly excited; be deeply ast...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 震動 : shake; shock; vibrate; quake; chatter; tremulation; succussion; oscillation
  1. The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed

    較好地解決多阻尼比反應譜擬合問題;本文方法通過一次運行就能獲得一組具有集系特性的地,在擬合多阻尼比反應譜的人造地波集系的模擬方面有傳統方法所不能比擬的優勢,產生的人造波或人造波集系可滿足工程抗需要;在遺傳演算法中,交叉概率和變異概率是影響收斂速度的重要參數,本文採用的改進自適應交叉概率和變異概率,可以根據當前樣本的好壞程度來自地選擇適當的交叉概率和變異概率,以保證演算法始終以較好的速度向pareto最優解集逼近。
  2. Strip - shape underground structures such as the tunnels and tubes for various uses can be treated as a beam on elastic foundation under earthquake condition , although there exists soil - structure interaction , the foundation soil vibration is dominant in other words , analysis of earthquake response of the soil is essential to this end , simplified models , ( i. e equivalent mass system models based on some equivalence criteria ) are proposed , instead of a general 3 - d continuum model in this study , equivalence criteria are proposed and the simplified models are compared the single - mass - string model is proved to be valid and therefore applied to the analysis of earthquake response of the pearl river immersed tunnel

    條裝地下結構如隧道、各種埋設管道等一般可看作彈性地基梁進行靜力及力分析在地條件下,結構與土相互作用,但土的振成為主要因素為分析土的地響應需把基土這一三維連續體作簡化處理,簡化成為等效多質點模型本文著重探討這種簡化模型的建立方法,推導等效方程,通過幾種簡化體系的分析比較,論證單質點串體系的合理性,並將其應用到廣州黃沙芳村珠江水下隧道工程的地響應分析,為抗提供依據
  3. That ' s about a nine on the richter scale, man

    ,看來要有大了,可能是里氏9級的大地
  4. The design and application of shoulder rumble strips in usa

    路肩帶在美國的設與使用
  5. The record of the wave called a seismogram imprinted on paper, film, or recording tape or is stored and displayed by computers

    稱作地圖的波的記錄被刻錄在記錄紙、膠片或磁帶上,或者由算機來儲存和顯示。
  6. So the topic for farther discussion will be developed on the ground of soil - foundation - structure interactions, and em phasizes particularly on the investigation for dynamic effects on interaction of pile - supported structures subjected to lateral seismic load at layered - soil media. it will provide engineering application with practical and concise computational method, but also provides the aseismatic design for pile - supported structures with proper theory foundations and schemes to some extent on condition that definite codes are absent at present. the full article is divided into six chapters, as follows : 1

    本論文工作將圍繞地基-基礎-上部結構共同作用這一課題作進一步探討,側重於水平地作用下層狀地基土中的樁基-建築物的力相互作用的研究,為實踐應用提供了適合於工程目的的、比較簡捷的實用算方法,亦擬為沒有明確規范指導的樁(土)基礎-結構抗提供一定的理論依據和設建議。
  7. Usage : this is a kind of automatic carry and digit - forward counter by mechanic pulls. it is generally applied to machine tools for number counting. it can bear big shocks without influence on correct counting

    用途:本品是一種機械帶進位,遞加數器,適用於一般機床的操作數,能承受較大而不影響正確數。
  8. The article discusses the strength analytical method of soil body dynamic stability apply to evaluate foundation liquescence of embankment dam combine with shock liquescence of dam foundation blanket sand layer about hada mountain project

    本文結合哈達山工程設中壩基沖積砂層的液化問題,探討了土體力穩定性的強度分析方法在評價土壩壩基液化中的應用。
  9. It shows that hard layers barely affect the ground motion and can thus be neglected in general. the soft layers, on the other hand, can influence the ground motion greatly, i. e., seismic response will decreases when the period less than 0. 1s and it increases when period greater than 0. 3s, but it will not change significantly for the long period over 3s. therefore the whole effect of the soft layers on earthquake ground motion in fact depends on the characteristic frequencies input

    研究結果表明,硬夾層的影響很小,一般情況下,可以不予以考慮;軟夾層有較顯著的影響,其影響主要表現為:對周期小於0 . 1s的高頻段反應減小,對周期大於0 . 3s的較長周期段反應增大,而對周期長達3s及以上周期段反應幾乎無影響,因此,軟夾層對場地地反應影響的總體作用是增大還是減小反應,取決于算基底輸入地的頻譜特性。
  10. The inconsistent excitation can be decomposed into a series of irregular incident waves in terms of the spectral decomposition scheme of the hermitian matrix, with which the coherency function of the ground motions under the inconsistent excitation can be obtained numerical results are given to show its stability and rationality

    該方法將隨機輸入下的波分析問題轉換為多個虛擬激勵下的確定性波分析組合問題,從而可以方便地獲得場地波觀測量之間的譜密度矩陣,進而算給出工程場地的地相干函數本文還用數值模擬的辦法對所提出方法的合理性和穩定性進行了探討。
  11. According to the shear - type floor model of frame structure, a basic control equation is constructed to analyze the nonlinear seismic responses of structure equipped with edd - bracing system. subsequently the dynamical finite element analysis are carried on to obtain the seismic response of a twelve - floor r. c frame with the three edd - bracing system under minute earthquake and disastrous earthquake, and the conclusions provide useful references for practical earthquake - resistant design

    基於框架結構剪切型層模型,建立了耗能阻尼器對建築結構非線性地反應的基本控制方程,由此進行了某十二層鋼筋混凝土框架結構設置三種耗能阻尼器在多遇和罕遇地下的力有限元分析,為進行實際結構設置耗能阻尼器的抗提供了有益的參考。
  12. With an analysis of soil liquefaction potential for free field of nanjing metro line 1 under 7 degree earthquake, as well as for excavated field, in line with railway engineering anti - earthquake design specification, dynamic triaxial tests and theoretical analysis using efficient stress method, the author comes to the conclusion that, when metro plate is located at layer s and the layer is thick, liquefied area is at metro bottom plate ; in some local section liquefied area is at metro top plate, or arch sides at the top of metro in most places

    摘要採用鐵路工程抗規范、三軸試驗及有效應力的理論分析相結合的方法,對南京地鐵南北線( 1號線)區間隧道開挖后其地基土在7度地情況下的土層液化情況進行分析得出:當隧道底板坐落在5層且5層較厚時的液化區出現在隧道襯砌底板處;局部地段液化區出現在隧道頂部及拱腰;大部分地段的液化區出現在隧道頂板上方。
  13. Abstract : in this paper, the efficient stress method is used as main means, while the railway engineering anti - earthquake design specification and the dynamic triaxial test are used as additional means. the authors analyze the ground layer liquefaction of shield tunnelling built on powder soil or fine sand, whose top plate is buried under two kinds of depth, and conclude that the liquefaction area is different with different buried depth. finally, the rational buried depth is proposed

    文摘:以有效應力原理的有限元算分析為主、鐵路工程抗規范及室內三軸實驗為輔,對修建在粉土或粉細砂層中的盾構隧道進行了兩種不同埋深情況下的液化分析,得出了埋深不同液化區出現區域不同的結論,並提出隧道抗液化的合理埋深。
  14. Based on newmark ' s step - by - step implicit integration method, the response analyses of a tunnel are performed by using viscous - spring artificial boundary under various earthquake accelerations and multiform conditions of surround rock. the seismic responses of the tunnel are calculated by changing parameters of surround rock within the tunnel some ranges. two kinds of shock absorption measures, which are setting shock layer and reinforcing surround rock are studied and shock absorption effects, applicable to cases and shock mechanism are analyze

    4算了不同地作用下不同的圍巖材料對隧道地反應的影響,並通過改變隧道襯砌一定范圍內圍巖材料的參數,算了隧道的地反應,分析了在隧道施工中設置減層和注漿加固一定范圍內圍巖這兩種方法的減效果、適用條件及其減機理。
  15. We attempted to advance the certainty method based on the background value of earthquake ground motion ' s parameters, combined the probability seismic risk analysis and certainty seismic risk analysis to study the characteristics of earthquake ground motion ' s parameters in jianghuai region which is medium - strong earthquakes ' transition region, and protracted the calculating background values of earthquake ground motion ' s parameters to plane equivalence value maps and solid equivalence value maps

    摘要嘗試性地提出了基於地參數背景值的確定性方法,將概率性地危險性分析和確定性地危險性分析相結合,對江淮地區這一中強過渡區的地參數特徵進行了研究,並把地參數背景值的算結果繪製成平面等值線圖和立體等高線圖。
  16. The results showed that : ( 1 ) the models used by author and the analysis are useful and can be practiced. ( 2 ) after using isolation technology, the structure ' s period, earthquake response, base shear force and acceleration are all decreased markedly and the horizontal displacement focuses on isolation layer. ( 3 ) under frequent earthquake action, the shear force ratio between layers is close to 0. 35 ; in according with the provision in aseismic design code that the horizontal seismic reduction coefficient can choose 0. 53 and the upper building can be designed by decreasing one degree

    算模型分別採用三維空間模型及規范中建議的彈簧、質量模型,隔層採用疊層橡膠隔支座,運用大型結構有限元算程序sap2000以及自主開發的nba結構程序算隔結構在多維地輸入下的力非線性時程反應,同時研究了隔結構在溫度變化的作用下,結構各桿件的內力變化,通過對變電建築物在傳統抗作用下及隔作用下的分析比較,得出一些有益的結論。
  17. Driver ' s position : optimised layout, based on the latest ergonomic principles, considerably reduced vibration and noise, throunh insulating the operator ' s compartment from the vehicle itself by means of shock absorbes, seat adjustable to operator ' s height and weight, as well as being spring suspended and hydraulically damped. lindedouble pedal control system offers accurate reversing without. changing gear. linde central control lever operates all mast functions

    駕駛室:根據人機工程學原理對駕駛室進行了優化設.駕駛室與車身之間由減墊隔離,大大地降低了和噪音,司機座下有彈簧和液壓減裝置,並可根據駕駛員的身高和體重進行調整,以獲得最舒適的狀態.林德雙踏板控制系統具有無需切換即可實現靈敏向的功能:林德集中控制桿控制門架的提升,下隆和傾斜作.發機的轉速可根據提升和其它功能對輸出功率的需要而自調節.護頂架與司機座聯成一體,並可裝配成舒適的全封閉駕駛室
  18. 4. the seismic dynamic reliabilities of the nanjing changjiang tunnel were analyzed, and its dynamic reliable and disable probabilities under the 7 degree earthquake were obtained, by using the maximum stochastic responses and the first overstress mechanism. in the other hand, the probability of serious seismic intensity and its probability distribution function were calculated by analyzing the seismic degree, and the seismic dynamic reliable and disable probabilities of the tunnel in its design reference period were calculated by using the maximum stochastic responses and the first overstress mechanism

    4採用最大隨機地響應和首超破壞理論分析了隧道抗力可靠度,得到了隧道在七度地作用下的地力可靠概率和失效概率;並通過對南京長江隧址的地危險性分析,得到了各烈度地的發生概率及其概率分佈函數,在此基礎上,分別採用最大響應和首超破壞理論算了隧道在設基準期內的安全概率和失效概率。
  19. Liquid sloshing in the tank caused by the horizontal acceleration that didn ' t be discussed in other type of structures

    儲槽內液體受水平加速度時會造成晃波,在儲槽耐中有加以分析,並考慮作用在槽壁的液體態壓力。
  20. Digital vibration meter

    數字震動計數位震動計
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