正反螺紋的 的英文怎麼說

中文拼音 [zhēngfǎnluówénde]
正反螺紋的 英文
right-and-left threaded
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 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
  • : 4次方是 The fourth power of 2 is direction
  • 正反 : positive and negative
  1. The company ' s main products include : ordinary - type, forward - and - backforward - thread typeandcalibre - changed type, three series and 50 - odd varieties of steel straight thread connecting sleeve piece and steel straight thread screw rolling machine, screw rolling wheel, cutting tool, reinforced thread head special gauge, moment spanner ect., auxiliary tools which are used in construction

    公司主要產品有標準型、絲型、變徑型三大系列五十多個品種建築用鋼筋直連接套筒和鋼筋直(剝肋)滾絲機及滾絲輪、切削刀具、鋼筋絲頭專用量規、力矩扳手等輔具。
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