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拱脚线 meaning in Chinese

spring line

Related Words

  1. 横向拱
  2. 缺口拱
  3. 拱石
  4. 向上拱
  5. 回廊拱
  6. 弧拱
  7. 板拱
  8. 塌落拱
  9. 端拱
  10. 抑拱
  11. 拱脚手架
  12. 拱脚推力
  13. 拱脚斜块
  14. 拱脚支撑松弛
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