- 弹头: bullet; projectile nose; war ...
- 擦痕: striation; scoring; stria st ...
- 擦痕: striation; scoring; [地质学] (冰川条痕) stria (pl. ) striae
- 弹头: bullet; projectile nose; warhead; nose; nose cone◇弹头引信 nosefuze
- 冰擦痕: glacial score; glacial striation; ice mark
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