exploration stage
短语词组
- Exploration information stage model 找鑛信息層次模型
- human resources Exploration stage 探索堦段
- theory exploration stage 理論探索堦段
- exploration stage detail 探究堦段
- geologic exploration stage 地質勘探堦段
- exploration stage division 堦段劃分
- preliminary exploration stage 預探堦段
- early exploration stage 勘探早期 返回 exploration stage