approach slab 中文意思是什麼
approach slab
解釋
引道版-
Directed against the jump disease at bridge abutment in the high - grade highway, for the first time, the paper puts forward the treatment method of the flexible approach slab, which is consisted of geocell
針對我國高等級公路路橋過渡段橋頭跳車病害嚴重的現狀，本文首次提出了由土工格室構成的楔型柔性搭板處治技術。 -
With the help of marc program, the author, through simulating the different foundation condition, analyzes the changed rule of stress and displacement, discusses the active mechanic of the flexible approach slab in dealing with the jump
文中運用marc軟體，通過模擬不同的地基條件，分析應力和位移的變化規律，研究了楔型柔性搭板在處治橋頭跳車中的作用性狀。 -
Finally, the paper tests the effect of the flexible approach slab used in the real project and sums up the techniques and requirements of construction
最後，結合實際工程進行了分析驗證，同時對楔型柔性搭板的施工過程和要求進行了總結。 -
By analyzing the effects of some factors on the settlement of backfill behind abutment, such as module of embankment filler, module of flexible approach slab, spacing, layer nlength, the paper proposes some important design parameters. as a result, the design is optimized
通過分析路基填料類型、柔性搭板模量、間距、層數、長度等因素對沉降的影響，得出了一些有指導意義的設計參數，從而優化了設計。 -
According to the theory, the method of using half - rigid pile reinforce the embankment below the corbel of the approach slab which form a composite foundation and realize rigidity gradation, is put forward in this paper and the formula to calculate pile - soil stress ratio in light of visic curvity expansive theory is also deduced here which can be used in design
應用這一理論，本文提出了採用半剛性擠密樁復合地基加固橋頭搭板枕梁下路堤實現，路、橋的剛柔過渡方法。針對低強度半剛性擠密樁計算理論的現狀，本文應用魏西克（ visic ）擴孔理論推導了計算樁土應力比的理論公式，可供設計階段採用。 -
The function of stone artistic splice complete through to established basic design or source material warehouse with the help of others graph process software. besides author come up with a new program or machine method in accordance with stagger in the thicknes and vertical length at the stone sticking execution, i. e ensure the accuracy in measurement to approach subsection by space spiral line, the data used directly by numerical control machine. finally machined the stone become a spiral line columned surface arc slab
此外，針對旋轉樓梯扶手石材貼片施工時所出現的厚度和垂直方向易產生較大錯邊的問題，提出了一種新的建模方案和加工措施，即在保證測量精度的基礎上，分段以空間螺旋線逼近，經過計算機處理后的參數直接可供數控加工使用，最後把石材貼片加工成螺旋線型的柱面弧形扳。 -
Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given
分上橋和下橋兩種情況，考慮車路耦合和橋面沉降坡差的影響，對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析，得到了人的加速度及路面對車的垂直作用力隨時間的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力，分析了車輛的行進方向、速度和載重，橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響，並編制了相應的計算程序。 -
The author respectively gives the calculating model including the end of the bridge and the approach embankment with and without approach slabs according to the real differential settlement that occurred, and, according to the effect to the comfort and safety of the vehicle passing bridge approach, takes the tolerable differential movement of the embankment / structure interface and the tolerable differential slope of the approach slab as the tolerable differential settlement when with and without the approach slab respectively
論文根據路橋過渡段的實際差異沉降圖式分別確定了不設和設搭板的路橋過渡段計算模型，根據對行車舒適性和安全性的影響，把容許臺階高度和搭板容許縱坡變化值分別作為不設和設搭板路橋過渡段的容許差異沉降控制指標。
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