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词汇 expansion bolt
释义

Definition of expansion bolt in English:

expansion bolt

noun
  • A bolt that expands when inserted, no thread being required in the surrounding material.

    伸缩栓,膨胀螺栓

    Example sentencesExamples
    • Three types of floor anchors exist: cast-in-place coil, post-installed expansion bolts, and post-installed self-threading bolts.
    • He was climbing in an era before it became acceptable to drill expansion bolts directly into the rock for protection.
    • He participated in the first ascent of New Mexico's Shiprock; later, as an environmentalist, he would lament the rock damage caused by the expansion bolts and pitons used on the climb.
    • While most find electric pylons an eyesore, for Brower even a climber's expansion bolt left in the mountain is offensive - an ‘ego-bolt’, as he calls it.
    • This ascent took ‘45 days spread over a period of 18 months; a total of 675 pitons and 125 expansion bolts were used.’

Definition of expansion bolt in US English:

expansion bolt

nounikˈspanSHən ˌbōlt
  • A bolt that expands when inserted, no thread being required in the surrounding material.

    伸缩栓,膨胀螺栓

    Example sentencesExamples
    • Three types of floor anchors exist: cast-in-place coil, post-installed expansion bolts, and post-installed self-threading bolts.
    • He participated in the first ascent of New Mexico's Shiprock; later, as an environmentalist, he would lament the rock damage caused by the expansion bolts and pitons used on the climb.
    • This ascent took ‘45 days spread over a period of 18 months; a total of 675 pitons and 125 expansion bolts were used.’
    • While most find electric pylons an eyesore, for Brower even a climber's expansion bolt left in the mountain is offensive - an ‘ego-bolt’, as he calls it.
    • He was climbing in an era before it became acceptable to drill expansion bolts directly into the rock for protection.
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