arch shape selection 拱形选择
arch shape steel concrete 拱型钢筋砼
arch-shape fabricated culvert 拱形装配式涵洞
dome-shape arch 圆拱形砂桥
arch dam shape 拱坝体形
The high pretension and intensive bolts and cables can form a compressive reinforcing zone with arch shape.
高预应力、强力锚杆与锚索能在围岩内形成拱形的压应力加固区域。
There are 5~8 vascular bundles arranged in arch shape. Secretory cavities are present in the ground tissue of petiole.
叶柄的基本组织中具有裂生分泌腔，5~8束维管束呈弧形排列或散布在薄壁组织中；
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