large rock fragments used to form the bulk of the material of a dam; frequently attributive, esp. in rock-fill dam.
| 单词 | θ214871 |
| 释义 | society > occupation and work > materials > raw material > stone or rock > [noun] > gravel, small, or broken stones > forming material of dam (1) rock-fill1888 large rock fragments used to form the bulk of the material of a dam; frequently attributive, esp. in rock-fill dam. |
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