精螺紋級 的英文怎麼說

中文拼音 [jīngluówén]
精螺紋級 英文
coarse series thread
  • : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
  • : 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
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  1. Fasteners. tolerances for bolts, screws and nuts product grade f fine mechanic. thread diameters from 1 up to 3 mm

    緊固件.釘和帽公差密機械.直徑1到3mm
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