terrace deformation 中文意思是什麼
terrace deformation
解釋
階地變形- terrace : n 1 臺地，階地，梯田；壇，坪；有花壇（等）的庭園。2 （房屋前面的）平臺；露臺，陽臺。3 柱廊，（東...
- deformation : 變形,走樣
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2. the concept design is the key phase of the first stage of system optimization. the paper emphatically discusses with emphasis several issues difficulty to answer, such as the determination of the soil parameters, the soil pressure and the safety factor and the reliability of retaining structure, summaries and analyses the main geotechnical problems during the excavation on the four familiar geologic strata of saturation soft soil on the class i terrace of the yangtze river, aged - clay, expansive soil and loess and investigates carefully the patterns of deformation and destruction of pit slope in the saturation soft soil, puts forward three basic principles of selecting schemes of retaining structure, namely : facing to the problem, facing to the characteristics of excavation and environment
（ 2 ）概念設計是深基坑工程第一步優化? ?系統（方案）優化設計中的關鍵，文中重點討論了概念設計中的幾個難點問題，如土性參數的確定、土壓力的選取、深基坑工程的安全度和可靠度分析等；總結分析了飽和軟土、老粘性、膨脹土和黃土這四類常見地層條件下的深基坑工程中的主要巖土工程問題，其中重點研究了長江級階地上的飽和軟土深基坑邊坡變形和破壞模式，提出了選擇支護方案的基本原則，即：面向問題、面向基坑特點、面向周邊環境特點。
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