【摘 要】
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I. INTRODUCTION With the geological data obtained in 1955, The pre-Cambrian stratigraphyin the southwestern part of Inner Mongolia, about 109°35′--110°51′E
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I. INTRODUCTION With the geological data obtained in 1955, The pre-Cambrian stratigraphyin the southwestern part of Inner Mongolia, about 109°35′--110°51′E. Long.and 41°3′--41°56′N. Lat., is discussed.
I. INTRODUCTION With the geological data obtained in 1955, The pre-Cambrian stratigraphy in the southwestern part of Inner Mongolia, about 109 ° 35 ’- 110 ° 51’E. Long.and 41 ° 3’ - 41 ° 56’N Lat., Is discussed.
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