virgin area meaning in English

原始林区
原始区林

From the adsorption characteristic curve based on potential theory , a formula for adsorption capacity , pressure and temperature is obtained and will be useful in the cbm resource evaluation in deep or virgin areas and other aspects
以吸附势理论为基础，利用煤吸附甲烷的特征曲线，得到了吸附量、压力和温度三参数间的关系式，对深部和未勘探区的煤层气资源评价具有指导作用。
Abstract : the development regularities of bedding slipping structures in yueliangtian mine by analysis of their forms and features . in the light of geomechanics theory the formation mechanisms of bedding slipping structures and related structures are analyzed . their influence to mine s safety and operation is explained through some actual examples . the virgin area of the mine is predicted
文摘:通过观察月亮田矿层滑构造的表现形式及特征，归纳了其发育规律；从地质力学的角度分析了该矿井层滑构造及其他相关构造的形成机理；利用实例说明了层滑构造对矿井安全和生产的影响；并对该矿未开采区域进行了预测。