网站首页 英语词典
The Ancient Tonglu Mountain Copper Mining adopted heavy - mineral measuring technology to determine the direction of digging.
铜绿山古矿井采用重砂测量的方法确定采掘方向.
互联网
Samples of water and heavy mineral concentrates are also taken at the same sites.
在这些地点也提取了水和重矿物质浓缩物的样本.
重矿物???
国先网英语在线翻译词典收录了4367410条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。