bort

[机] 钻石粒, 圆粒金刚石

词形变化

borts 复数 borts

别名

boart boort

释义与例句

n.
  1. 1.

    The shards or fragments removed from diamonds during cutting, used for industrial purposes such as abrasives in cutting, drilling or grinding tools; a poorly crystallized diamond.

    可数 不可数

    1931, Business Week, Issues 82-94, page 25, Bits that would require 4 to 16 carbonadoes are now set with 40 to 80 borts.