徑向拉線 的英文怎麼說
中文拼音 [jìngxiànglāxiàn]
徑向拉線
英文
radial wiring-
Considering different soil spring models for vertical fault movement and horizontal fault movement, two damage cases of pe pipeline in ji - ji earthquake have also been simulated. the large deformation of a buried pipeline under fault movement is investigated in the 4th chapter. to examine the inelastic behavior of buried pipelines, the parametric studies on pipe material property, diameter ( d ), diameter - to - thickness ratio ( d / t ), crossing angle ( ), as well as soil stiffness, have been conducted using a shell - spring fem method
對於0 p三90 」的情況，當斷層位移相對管徑還不是很大時（管子內的彎曲應變與軸向拉伸應變相差不大的情況） ，斷層附近管子變形形式與梁相似；當斷層位移相對管徑很大時（管子以軸向拉伸應變為主的情況） ，斷層附近的管子軸線變形為一圓弧，管子表現得像一條沒有彎曲剛度的索。Sem, transmission electron microscopy ( tem ), x - ray energy - dispersion analysis ( edax ), xrd, electron diffraction ( ed ) and high - resolution electron microscopy ( hrem ) were used to investigate the morphology, atomic composition and crystal structure of the nanowires. the hexagonal cdse nanowires with single crystal structure have been obtained in dmso under 140. ( 3 ) semiconductor te and cdte nanowires embedded in aao templates were fabricated for the first time by dc < wp = 7 > electrodeposition in ethylene glycol
Sem 、 tem 、 edax 、 xrd 、 ed 、 hrem分析的結果表明，所得cdse納米線為六方晶型，晶體的（ 001 ）晶面沿平行於基底的方向擇優生長，且隨沉積溫度的降低，這種擇優生長的趨勢越來越強；納米線晶體在生長時，由於受aao模板孔徑的限制，形成c軸方向拉長的晶粒，其長徑比達5 1以上；晶體的大小和完善程度隨沉積溫度的降低而增大， 185沉積得到多晶六方cdse納米線，而140沉積時可得到六方cdse單晶納米線。The study shows that the most likely sliding path is located shallowly under the rock bed and the sliding path runs close to a line from tensile area at dam heel to dam toe. staircase sliding paths buried less than 14 meters bellow dam heel are also dangerous, but they are not the most dominant
研究表明，最危險滑移路徑處于壩基面以下淺層，滑移通道為從上游壩踵拉裂區沿近直線方式向下游壩趾滑出；正常蓄水位時， 9b 、 4b壩段最危險滑移路徑安全系數分別為k _ s = 4 . 15 、 3 . 05 。As the wind carries this interplanetary magnetic field ( imf ) away from the sun, the field lines typically stretch out so that they are directed radially ( pointing toward or away from the sun )
這種行星際磁場（ imf ）的磁力線基本上都是往外拉的，也就是徑向的（即不是指向，就是背向太陽的方向） 。Geometric nonlinear behaviors in large span cable - stayed bridges have been analyzed in this paper, which include the sag of inclined cable stays caused by their own dead weight ; the interaction of large bending and axial deformation in bending members ; and the large displacements effects. then analyzing theories and researching levels of geometric nonlinear problems of modern cable - stayed bridges have summarized. and methods of modeling cable - stayed bridges for nonlinear finite element analysis have been discussed, which are the equivalent modulus of elasticity, introducing stability functions and continuously modifying geometry of structure
本文分析了大跨徑斜拉橋幾何非線性的主要影響因素，包括斜拉索的垂度效應、彎矩與軸向力組合效應和大變形效應，同時對目前斜拉橋幾何非線性問題的分析理論和研究水平進行了綜述，相應討論了各非線性影響因素的處理方法，即分別採用等效彈性模量法、引入穩定性函數和實時修正結構的幾何位置。With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings
本文以北京地鐵八王墳車輛段地上超大結構（車輛段大平臺及其上的小區樓房）及其地基基礎為研究對象，在研究和分析有關資料的基礎上，用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型，並以列車振動加速度時程作為模型輸入，進行了地基?樁基礎?地上結構的整體動力學分析，分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響，得到了如下結論： （ 1 ）隨著與地鐵線路距離的增大，地面的振動強度有減小的趨勢； （ 2 ）地面豎直方向的振動強度較之水平方向的略大； （ 3 ）隨著與振源距離的增大，在水平方向上，地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小； （ 4 ）在豎直方向上，每幢樓各層端點的振動速度、加速度完全相同，表明樓房各層在豎直方向上的運動狀態一致； （ 5 ）各幢樓房豎直方向的振動強度比水平方向的大； （ 6 ）增加軌道彈性是減輕地面和地上建築振動的有效途徑。Finally, the paper provides the theoretic method suitable for calculating the tensioning elongation of the tendons, and checks the method as well by measurement data from several engineering projects
同時，分析了預應力束的束效應引起的鋼絞線的重新排列，以及彎曲段等效徑向荷載產生的徑向位移，最後得出了適合小曲率半徑預應力束張拉延伸量計算的理論方法，並通過多個工程實測數據進行校驗。分享友人