unbound graded base

 
  • 級配碎石基層

unbound graded base的用法和樣例:

例句

  1. After unbound aggregate being settled in the semi-rigid pavement, there are great changes in structural stress distribution and form of structural default.
    半剛性瀝青道路在加設級配碎石夾層后結構的受力情況發(fā)生巨大的變化。

unbound graded base的相關(guān)資料:

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