black elevation的用法和樣例：
例句
- Steel and other major components such as marking the centerline and elevation benchmarks should be complete.
鋼柱等主要構件的中心線(xiàn)及標高基準點(diǎn)等標記應齊全。 - Some damaging earthquakes have been followed by no observable large-scale primary faulting but by substantial changes in the local ground elevation.
有些破壞性地震并沒(méi)有伴隨可見(jiàn)的大規模原生斷裂，但局部地面卻有很大的標高變化。
