×
煤砾
meaning in Chinese
coal breccia
coal gravel
Related Words
砾煤
沙丘砾
砾坑
磨砾
砾印痕
石英砾
残砾
砾砂
底砾
风蚀砾
煤矿综合经营
煤类
煤砾岩
煤粒沉淀
PC Version
Copyright © 2018 WordTech Co.