【評論主題】21. 可以獲得較佳的孔加工精度為？(A) 搪孔 (B) 鉸孔 (C) 銑孔 (D) 鑽孔

【評論內容】

https://yamol.tw/item-1010.%E4%B8%80%E8%88%AC%E7%B2%BE%E7%A2%BA%E5%9C%93%E5%AD%94%E4%B9%8B%E5%8A%A0%E5%B7%A5%E7%A8%8B%E5%BA%8F%E7%82%BA%28A%29%E9%91%BD%E4%B8%AD%E5%BF%83%E5%AD%94%E2%86%92%E9%91%BD%E5%AD%94%E2%86%92%E9%89%B8%E5%AD%94%E2%86%92%E6%90%AA%E5%AD%94%E3%80%80%28B%29%E9%91%BD%E4%B8%AD%E5%BF%83..-482254.htm

可是這篇寫絞孔最後ㄟ