Feasibility studies on coal-fly-ash application in refuse dump of coal mine for soil improvement

英美

释义

- 用粉煤灰对煤矿排土场土壤改良可行性研究

把海词放在桌面上，查词最方便

触屏版| 电脑版

©2003 - 2024 海词词典(Dict.cn)

立即下载