overburden ratio

同义词释义

1)overburden ratio,采剥比2)stripping ratio,采剥比3)stripping ratio,采剥比[能]4)economic stripping ratio,经济合理采剥比5)Mining & stripping engineering,采剥工程6)Excavation quantity,采剥量7)Mining and stripping machieries,采剥机械8)General Volume of Mining and Stripping,采剥总量9)stripping,采剥方法10)Relation between mining and stripping,采剥关系