basic rock
英
美
CET4 TEM4 IELTS 考 研 CET6
- bas abbr.应用科学学士(=BachelorofAppliedScience)
- Jianchaling gold deposit is closed related to the Jianchaling ultrabasic rock mass.
产出部位与超基性岩有关,属构造蚀变岩型金矿床。
- The basic rock material is usually finely crystalline and is referred to as the matrix.
基性岩石物质具有完美的晶体结构,一般构成基质。
- Alkaline rocks and alkalic rock related gold deposits have become a new researching topic on mineral deposit geology.
碱性岩及其相关的金矿研究已成为一个新的研究热点。