細齒滾刀 的英文怎麼說

中文拼音 [chǐgǔndāo]
細齒滾刀 英文
serration hobber
  • : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
  • : Ⅰ名詞1 (牙; 牙齒) tooth 2 (物體上齒形的部分) a tooth like part of anything 3 [書面語] (年齡...
  • : Ⅰ動詞1 (翻轉; 滾動) roll; turn round; trundle 2 (走開; 離開) get away; beat it 3 (液體沸騰)...
  • : 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. Ball hob drill head is applicable for harden rock layer, fine grain granite, and it has below 9 - grade drillability. the compressive strength is no more than 15 of pull coefficient

    鉆頭適合於堅硬巖層,晶花崗巖,可鉆性9級以上,抗壓強度在普氏系數15 。
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