Vocab Bloom Hub

expansion bolt

/ɪkˈspænʃən bəʊlt/

翻译: 一种紧固件,在拧紧时会膨胀,从而抓紧周围的材料(如混凝土或砖块)以提供牢固的固定。常用于建筑和机械工程中。

1 个条目

phrase

/ɪkˈspænʃən bəʊlt/C1formaltechnical
  • zh一种紧固件,在拧紧时会膨胀,从而抓紧周围的材料(如混凝土或砖块)以提供牢固的固定。常用于建筑和机械工程中。

A type of fastener used in construction and engineering that expands when tightened, gripping the surrounding material (such as concrete or brick) to provide a secure hold.

  1. Mechanical fastenerC1formal

    A type of bolt that expands when tightened, creating a secure anchor in a pre-drilled hole, typically used in masonry or concrete.

    zh膨胀螺栓

    • The contractor used expansion bolts to secure the heavy shelving to the concrete wall.
    • Make sure the hole is the correct depth before inserting the expansion bolt.
    • Expansion bolts are ideal for mounting television brackets on brick walls.