impactor,-ter

(=dry impinger)錘碎機, 無砧座(模)鍛錘; 沖擊器, 沖擊打樁機, 硬著陸宇宙飛船, 撞擊式檢塵器; 特殊用法：; aircraft impactor; 機載沖擊采樣器; cascade impactor; 階式撞擊取樣器; cascade jet impactor; 多級噴嘴碰撞器; dry impactor; 干式撞擊取樣器; jet impactor; [冶](噴射)碰撞取樣機