重层的英文

double-layer

• 重:    weight
• 层:    I storey; tier; st ...
• 承重层:    bearing course; be ...

例句与用法

1. There are politics , macro economy , legal , policy and so on . they also contain some secondary and third targets . these targets have theirs weights
   下一级指标的集合等丁卜皱的某个指标，权重层层传递，层层汇总，最后得到一个总分。