阻抗頭 的英文怎麼說
中文拼音 [zǔkàngtóu]
阻抗頭
英文
impedance head-
Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。2. based on the results of experimental data of the tailrace surge tank of yi xing pumped - storage station in jiangsu province, this research investigates the methods for the head loss coefficients of throttled surge tank with linking pipe by means of the method which incorporates experimental results with theoretical analysis
結合江蘇宜興抽水蓄能電站尾水調壓室水力模型試驗成果，採用理論計算與模型試驗結果相結合的方法，對有連接管的阻抗式調壓室局部水頭損失系數的計算方法進行了討論。The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out
採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間（防止脆性金屬間化合物的過度增長）等措施，確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊靶的理論模型，對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊靶過程進行了數值模擬計算。Spectrum analyzers or rf - receivers. the power can be supplied either from batteries, ni - cads or through a power cord directly connected to an hm5010 5011 5012 5014 series spectrum analyzer
輸入阻抗器匹配的，探頭所用電源可以由乾電池，或鎳鎘電池提供，也可以通過電源線由2pf high impedance probe
高阻抗探頭Probe, and one high impedance probe - are all matched to the 50 inputs of
一個是磁場探頭，一個是電場探頭，還有一個是高阻抗探頭。Study on the pitting corrosion resistance of butt resistance welds of stainless steels
不銹鋼電阻對焊接頭的抗點蝕性能研究Cancer vaccinologists often compare their field with that of monoclonal antibodies a decade ago, when those molecules that can, say, block a specific receptor on a cell had fallen into disrepute
癌癥疫苗學家經常把他們的研究領域比做10年前的單株抗體；單株抗體這種分子能夠阻斷某個變壞細胞上頭的特定受體。When three medium goods vehicles stopped and blocked the entrance to the car holding area at sha tau kok border crossing point at about 3. 18 pm to stage a protest, traffic congestion occurred
約下午三時十八分，三輛中型貨車停泊于沙頭角邊境過境站停車場並阻塞該處入口，以示抗議，因此做成交通擠塞。Then, based on the estimation algorithm decomposing the measurement of voltage scope and power scope, the problems of the location of transformation tap settings and the tide current estimation of zero - impedance branches in state estimation are solved ; and detection and identification of bad data in state estimation are deduced and stimulated, also a hybrid method of detection and identification is brought forward
隨后，在基於分解電壓測量量和功率測量量的估計演算法的基礎上，對狀態估計中經常出現的變壓器抽頭位置問題和零阻抗支路潮流估計問題進行了分析和處理；對狀態估計的不良數據檢測與識別方法進行了推導和模擬，並提出了一種混合檢測方法。Compared with conventional methods, the proposed method is not disturbed by reflected waves from tee joints or other resistance discontinuities, and is not influenced by fault type, and can recognize the reflected wave from the fault point even when the fault point is near to the measuring terminal ( so - called dead - zone ), and simultaneously, the method reduces the influence of wave speed uncertainty
與傳統的行波測距方法相比，這種方法不受電纜分支接頭或其他阻抗不匹配點反射波的干擾，不受故障類型的影響，在近區也不存在無法識別反射波的問題，同時也減少了波速不確定性對測距精度的影響。3 ) the single pile horizontal dynamic impedance function in visco - elastic ground considering axial loads is first derived in this field, and the parameter analysis shows that the variation of single pile horizontal dynamic impedance cannot be neglected when considering the axial loads, and it ' s appropriate to considering the axial loads when calculate the single pile horizontal dynamic impedance
3 ）首次推導了粘彈性地基中考慮樁頭軸向力時單樁的水平動力阻抗函數，通過參數分析發現，軸向力對單樁動力阻抗剛度存在不可忽略的影響，當軸力較大時，計算單樁的動力阻抗以考慮軸力為宜。In this dissertation, a key point of the study is to build up a mathematical model of the character impedance the swr sensor. the structure of four equal - length probes can be viewed as a special form of coaxial hansnussion line. combining the character impedance of coaxial and the para1lel transmission line, the character impedance model of probe with eqtlaling length was built up by utilizing mathemaical theory of approach
本文將四針等長式結構的土壤水分探頭看成是同軸傳輸線的特殊形式，從標準傳輸線特徵阻抗入手，結合平行傳輸線，運用數學上常用的夾逼定理，得出了四針等長結構的土壤水分探頭特徵阻抗數學模型，由此提出swr型土壤水分四針不等長探頭的特徵阻抗數學模型。Plus, everything else affects the impedance : the speaker wire, the connections, contributions from crossover circuits inside the speaker, corrosion, fuses and circuit breakers, loading by changing a ported cabinet when you plug or unplug a port insert, condition of the speaker assembly ( like the foam surrounds of a woofer, or the condition of the ferromagnetic fluid of some tweeters ), the cabinet seals, etc
另外，還有其他東西會影響到揚聲器的阻抗：喇叭線，接線柱，內部分頻線路，部件的腐蝕情況，保險絲或斷路器，箱線頭子和接線柱之間產生的負載，揚聲器組裝時的生產環境，箱體的密封情況，等等。The effects of strength mis - matching and specimen geometry on the resistance to ductile crack growth for welded joint were conducted by 3 - d fe analysis based on the micro - damage model
摘要基於材料微觀損傷模型，採用三維有限元數值方法，定量研究了焊接接頭中強度匹配、試件幾何型式對接頭抗延性裂紋擴展阻力特性的影響。Based on the head loss coefficients obtained from gardel ' s semi - empirical equations for t - junction flow and experiment of welded t - junction, the hydraulic characteristics of throttled surge tank are estimated and compared with those gotten from hydraulic experiment. 3. four different methods of determining the head loss coefficients of throttled surge tank have been employed to investigate the effect of methods afore mentioned on the accuracy of calculating surge and pressure head of throttled surge tank
給出了基於gardel關於三通管水頭損失系數的經驗公式、焊接t形三通管水頭損失系數的實驗資料及截面突變管道的水頭損失資料，計算有連接管的阻抗式調壓室在不同流態下水頭損失系數的計算方法，並將這兩種方法計算得到的調壓室局部水頭損失系數分別與模型試驗成果進行了比較和分析； 3It seemed a monstrous, unnatural, unwarranted condition which had suddenly descended upon him without his let or hindrance
突然降臨到他頭上，讓他無法抗拒阻擋的這局面在他看來簡直是荒誕可怖，不近人情，毫無道理。分享友人