矩震 的英文怎麼說

In the second chapter, the basic theory and method of how to use far - field body - waves to invert for the seismic moment tensor were expatiated systematically. the moment tensor solutions of the march 25, 1998, antarctic plate earthquake ( mw = 8. 1, iris ) and the june 4, 2000, southern sumatra, indonesia, earthquake ( ms = 8. 0 ) were inverted using teleseismic body waves recorded by long period seismograph stations of the iris global seismic network

並用iris全球地震臺網的遠場體波資料反演了1998年3月25日南極m _ w8 . 1 （據iris ）地震的矩張量和2000年6月4日印度尼西亞蘇門答臘南部m _ s8 . 0地震的矩張量。

And the system can be expressed with damage matrixes, which forms a clear and intact dendriform damage evaluated method, offering a practical basis of quantization for seismic design, seismic reinforcement and repair of buildings after earthquakes

該體系可用矩陣形式表示，總體上形成了層次分明、分支完整的樹狀評估體系，可以為抗震設計、抗震加固和震后維修提供明確實用的量化依據。

This machine adopts an automatic way to measure torsional stiffness and hysteresis of damper spring on driven plate, the whole machine is controlled by industrial computer. all performances are carried byitself. it is exerted torsion by itself or by manul, then it gathers data, sets up data base for test, and outputs data and figures automatically

該機採用自動方式檢測汽車離合器中從動盤減震器的扭轉特性，工業計算機控制，自動施加扭矩，自動採集數據，自動建立測試數據庫及輸出數據和圖形。

The damage performance - based aseismatic design method can calculate distortion and dissipating hysteretic energy under seismic action, and form intuitionistic aim matrix of damage performance by damage index

基於地震損傷性能的設計方法考慮了地震作用下結構的變形和累積耗能，並將性能量化為損傷指數，形成直觀的損傷性能目標矩陣。

In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

本文借鑒鋼框架節點構造，設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點，包括常規栓焊（ wfp ）節點、翼緣全螺栓連接（ bfp ）節點、雙t板連接（ dst ）節點以及加勁端板連接（ sep ）節點，進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究，比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵，主要結論有： 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈，沒有或略有捏攏現象，耗能能力強； 2 、軸壓比對節點滯回曲線有顯著影響，全部節點都有顯著的剛度退化； 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段，具有良好的延性性能； 4 、從整體抗震性能上看，翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點，可在實際工程中加以推廣。

This paper related to a practical project that a high school is big bay building with teaching, experiment and studying, aim at the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), and the building loading much ( the building " self - weight is over the 9. 0 kn / m2 ). compared to r. c. rectangle columns, studying the aseismic performance of the r. c. special - shaped columns pure frame structure, the r. c. special - shaped columns frame - truss structure and the r. c. special - shaped columns frame - shear wall structure

本文，結合某中學大開間教學實驗綜合樓的具體工程，就抗震設防烈度較高地區（ 8度）和抗震不利的建築場地（類場地） ，並且建築物所受荷載較大的情況（建築物自重超過9 . 0kn m ~ 2 ） ，通過與矩形柱分析比較的方式，研究了異型柱純框架結構、異型柱框架-桁架結構，以及異型柱框架-剪力墻結構的抗震性能。

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動分析問題轉換為多個虛擬激勵下的確定性波動分析組合問題，從而可以方便地獲得場地波動觀測量之間的譜密度矩陣，進而計算給出工程場地的地震動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。

The optimum balancing of a four bar linkage with elastic links is studied, in which the control torque of redundant drives is taken as the design variable, and the shaking force and shaking moment of the mechanism are taken as the objective. the numerical simulation shows validity of the method

針對一平面彈性四連桿機構，以其震動力和震動力矩的加權和為目標函數，以冗餘驅動力矩為變量，對附加冗餘驅動的彈性機構進行最優平衡，其模擬結果表明該方法是有效的。

Calculation of vertical stiffness matrix of frame structures subjected to vertical earthquake action

豎向地震作用下框架結構豎向剛度矩陣的計算

This paper calculated the vertical stiffness matrix of plane frame structures subjected to vertical earthquake action

本文計算了平面串並聯多質點系結構在豎向地震作用下的豎向剛度矩陣。

Then, analyze and compare the elastic time - history analysis of the frame structures subjected to various vertical seismic waves considering different vertical stiffness matrix, thus the vertical stiffness matrix which was proposed by this paper has certain rationality, it is valuable to engineering designing

然後，分析對比在不同豎向剛度矩陣下框架結構在不同豎向地震波作用下的彈性時程分析，從而表明：本文提出的計算豎向剛度矩陣具有一定的合理性，並對豎向地震作用下框架結構抗震性能進行分析，對工程設計有一定的參考價值。

Based on the model experiment of 9 normal - strength concrete specimens and 12 high - strength concrete specimens in this case, the hysteretic property and seismic performance of normal - strength and high - strength concrete frame column are analyzed, and factors that affect the seismic performance of combined torsion member are also studied. in this paper, seismic performances of reinforced concrete members are discussed

在9根普通混凝土、 12根高強鋼筋混凝土框架柱在雙向壓彎剪反復扭矩復合作用的模型試驗研究的基礎上，對普通和高強混凝土框架柱的抗震特性和滯回特性進行了分析，研究了各影響因素對鋼筋混凝土復合受扭構件抗震性能的影響。

The passed - joint hypo - beam as the first line of defence organization against horizontal force ineluctably bear most curves during the first period under the seismic force, which ca n ' t be balanced by the pre - stressing force of the pre - stressed hypo - beam, therefore, the first crack will occur on it ' s end and at last develop into the plastic - hinge

2 、通過本次試驗，並結合他人的一些研究成果，我們應該可以認為邊梁扭矩對節點的受力性能是有利的。彎、剪、扭的受力機制並不會使節點的抗震性能有明顯的降低。

In order to minimize the biased result, a two - stage regression method suggested by joyner and boore is used to decouple the dependence of magnitude and distance

這種相關性是固有的，也是不可避免的。本文中所採用的矩震級和斷層距就具有這種相關性。

Second, i transform seismic - electrical data and volcano data worldwide from 1991 to 1999 to appropriate statistic models and analyze them by using the theories of random process and correlation. the results of the study testify that it is correlative between the seismic - electrical abnormal rectangle pulsation signals and volcano eruptions. so the study is a useful exploration for which whether we can monitor and observe worldwide volcanic activity in the whole

接下來應用隨機過程與相關理論的知識，以1991年1月1日至1999年12月31日為統計時間段，以北京工業大學地震研究所南北方向地電脈沖儀所記錄到的地電異常矩形脈沖信號和全球范圍內的火山噴發事件為研究對象；抽取適合分析、又具物理意義的多個統計模型；並對信號模型與噴發模型間進行了詳盡的相關性分析。

Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times

基於上述研究，得出的主要結論有：建築物震害預測是一個模糊的、系統的、復雜的問題，現有的方法很多一般都是以震害統計規律、專家經驗、理論分析和試驗研究為依據，有其自身的優缺點和一定的適用范圍；應針對不同的建築物條件、場地條件、地震強度和已有經驗等，採用不同的預測方法進行建築物震害預測，以使預測結果達到預期的精確性、可靠性和可操作性；建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣，成為指導抗震防災的重要依據，各類結構的震害情況表現為： 6度地震作用下各類建築物基本完好； 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕微破壞為主； 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主； 9度地震作用下鋼筋混凝土結構以輕微破壞為主，單層工業廠房和空曠房屋以中等破壞為主，其餘建築以嚴重破壞為主；建築物的震害預測結果體現了未來地震來臨時的震害程度，在編制漳州市區抗震防災規劃時，對于遭遇50年超越概率10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固；由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分，重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增，漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度（ 7度）時，漳州市區直接經濟損失約4 . 5億元，無家可歸人員約40000人，且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關，地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。

The result shows, the source parameters for example seismic moment, corner frequency and stress drop and so on is relative with magnitude, the evolvement characteristic of time and space of stress drop is a new measure for earthquake prediciton

分析表明，該地區的地震矩、拐角頻率與應力降等震源參數與震級有一定的相關性，應力降的時空演化特徵可以作為該地區今後地震趨勢預測的一種新手段。

The minimum reinforcement rate has little effect on reinforcement in columns. ( b ) when considering the bars in slab participate in beams against negative flexure, four or six times slab - thickness on each side of web can be defined as the effective flange width of slab by intermediate or rare earthquake actions

當考慮板筋對梁端負彎矩承載力的提高作用時，可在設防烈度地震和罕遇地震作用下分別取每一梁側四倍、六倍板厚范圍作為板的有效寬度。

The largest earthquake ever recorded on the moment magnitude scale measured 9. 5

曾經被記錄的用力矩震級描述的最大的地震是9 . 5級。

So, records from 15 earthquakes in the u. s. are checked in this paper. especially moment magnitude and fault - distance are added

對大部分地震記錄來說，尤其缺少便於統計應用的矩震級及斷層距等實用數據。