螺紋牙底 的英文怎麼說

中文拼音 [luówénde]
螺紋牙底 英文
root of thread
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  • : 名詞1. (牙齒) tooth 2. (象牙) ivory 3. (形狀像牙齒的東西) tooth-like thing 4. (姓氏) a surname
  • : 底助詞(用在定語后, 表示定語和中心詞之間是領屬關系, 現在多寫作「的」)
  1. The fatigue fracture occurred in the root of the screw where defects such as decarburization and cracks existed, and these defects made the zone to be a stress concentration area and caused the bolts to break finally

    疲勞裂的形成是由於螺紋牙底存在脫碳和折疊裂等缺陷,這些缺陷的存在使該材料產生了較大的應力集中,從而導致栓開裂失效。
  2. Undercuts and runouts for screw threads - specification for iso metric screw threads

    螺紋牙底削平和收尾規范.第2部分: iso米制規范
  3. Forming taps which produce no burrs since the chamfer is created by not tilting at the root of the tap and by continuously changing the width of the root this enables manufacture of the superfine pointed miniature thread so. 5 1. 25 , hitherto considered impossible

    由於絲錐倒部的谷沒有傾斜和有持續變化的谷寬度,抑制了毛刺和髭須發生的擠壓絲錐,以往不可能製作的微型內用絲錐也能製作。
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