Standard Practice for Developing a Family of Curves
开发曲线族的标准实施规程
AASHTO R 75-16(2020)提供了一种使用根据T 99或T 180开发的多个单独水分/密度关系(曲线)开发一系列曲线的过程。
AASHTO R 75-16 (2020) provides a process for developing a family of curves using multiple individual moisture/density relationships (curves) developed according to T 99 or T 180.