超挖深度 的英文怎麼說

中文拼音 [chāoshēn]
超挖深度 英文
depth of extra-dredging
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : 動詞(用工具或手從物體的表面向里掘取) dig; excavate; scoop
  • : Ⅰ形容詞1 (從上到下或從外到里的距離大) deep 2 (深奧) difficult; profound 3 (深刻; 深入) thor...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 深度 : 1. (深淺程度) degree of depth; depth 2. (觸及事物本質的程度) profundity; depth
  1. Sir james clark ross had obtained a sounding of over 2, 400 fathoms in 1839, but it was not until of deep soundings was obtained in the atlantic and the first samples were collected by dredging the bottom

    1839年,詹姆斯.克拉克.羅斯爵士曾測得海水過2 , 400英尋;但直到1869年,皇家學會用英國「豪豬」號艦艇進行了幾次巡航后,才在大西洋測得一個海水,同時能過掘海底,取得了研究海底的首批樣品。
  2. Abstract : in this paper the mathematical model for shape optimization of arch dam subject to crack - depth constraint is estabilshed and the super finite element method ( sfem ) for arch dam cracking analysis is used as the re - analysis method. the research findings on xiaowen arch dam show that the shape optimization of arch dam subject to crack - depth constraint may further help reduce the volume of dam

    文摘:本文引進裂縫約束條件,研究了拱壩開裂條件下的體形優化設計問題.結構分析採用級有限單元法,既能有效控制計算規模又能方便地反映結構開裂的局部特性.對小灣拱壩和溪洛渡拱壩進行的優化設計研究表明,在優化過程中允許開裂並考慮開裂約束條件,可以更好地掘拱壩潛力,進一步減小壩體混凝土方量
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