楔刀 的英文怎麼說

中文拼音 [xiēdāo]
楔刀 英文
froe
  • : Ⅰ名詞1. (榫頭) wedge2. (木釘; 竹釘) pegⅡ動詞(楔) wedge
  • : Ⅰ名詞1 (切、割、削、砍、鍘的工具) knife; sword 2 (形狀像刀的東西) sth shaped like a knife 3 ...
  1. Wedge hob drill head is applicable for medium harden rock layer, coarse grain granite, and it has below 9 - grade drillability. the compressive strength is no more than 10 of pull coefficient

    齒滾鉆頭適合於中硬巖層,粗晶花崗巖,可鉆性9級以下,抗壓強度在普氏系數10 。
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