Yahoo奇摩字典 網頁搜尋

  1. pre-tension

    • IPA[priːˈtɛnʃn]

    英式

    • v.
      apply tension to (an object) before manufacture or use;strengthen (reinforced concrete) by applying tension to the reinforcing rods before the concrete has set.
    • verb: pre-tension, 3rd person present: pre-tensions, gerund or present participle: pre-tensioning, past tense: pre-tensioned, past participle: pre-tensioned

    • 釋義

    動詞

    • 1. apply tension to (an object) before manufacture or use the safety system pre-tensions the seat belts
    • strengthen (reinforced concrete) by applying tension to the reinforcing rods before the concrete has set.