contact metamorphic zone

基本解释

The contact metamorphic zone can divide into rock-coke zone , coke zone, coking coal zone and natural coal zone.
接触变质带可进一步划分为岩焦混杂带、天然焦带、焦化煤带、正常煤带。
The Houdidong Au deposit occurred in the Permian, Kedao Formation contact zone between metamorphic rock series and Variscan gabbro body.
后底洞金矿床产于二叠纪柯岛组变质岩系与华力西期辉长岩体内外接触带。
The contact metamorphic zone may be further divided into coking coal mixing zone, natural coke zone, coking coal zone and normal coal zone.
接触变质带可进一步划分为岩焦混杂带、天然焦带、焦化煤带、正常煤带。