By the working of this research, it is divided into three prospective area, which is the periphery of Houxianyu boron deposit, Fengcheng and Kuandian,.

 
  • 通过分析研究,划分出营口后仙峪外围、风城和宽甸3个成矿远景区。
今日热词
目录 附录 查词历史