arch apex

英 美
  • 拱顶石

arch apex的用法和样例：

例句

  1. A wooden frame built especially to support the sides of an arch until the keystoneis positioned.
    支拱板条专门用来在拱顶石放置好以前支撑拱的两边木架子。

arch apex的相关资料：

临近单词

Archey arch arches with web openings arch bar splint fixation Archean metamorphic unit archaeological detection Archduke Franz Ferdinand arch-cantilever method Arched concentrator lens arch-deck buttress dam Archaeological cast iron archetypical environment
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