階形拱石 的英文怎麼說

中文拼音 [jiēxínggǒngdàn]
階形拱石 英文
stepped voussoirs
  • : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
  • : Ⅰ動詞1 (兩手相合 臂的前部上舉) cup one hand in the other before the chest 2 (環繞) encircle; ...
  • : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
  1. Rc - masonry combination arch bridge abandons the disadvantages of conventional masonry arch bridge ' s falsework type construction, which makes longer construction time, higher cost and against protecting environment. compared with double arch bridge, it has better arch ring ' s integer and smaller distortion in the stage of use

    Rc -砌體組合橋摒棄了傳統橋採用有支架施工造成的工期長,造價高,不利於環境保護的缺點;相比于雙曲橋,主圈具有整體性好,使用段變小的優點。
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