【摘 要】
：
Ⅰ. INTRODUCTION Close to the grand canyon of the Chingshakiang near Luipo~1 in western Szechuan (Plate I, Fig. 1), there occurs a more or less.flat-topped mou
【机 构】
：
Geological Survey of Szechuan,
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Ⅰ. INTRODUCTION Close to the grand canyon of the Chingshakiang near Luipo~1 in western Szechuan (Plate I, Fig. 1), there occurs a more or less.flat-topped mountain, which, stretching from the city of Luipo northeastward to Wenshuicheng~2, is
I. INTRODUCTION Close to the grand canyon of the Chingshakiang near Luipo ~ 1 in western Szechuan (Plate I, Fig. 1), there occurs a more or less. Flat-topped mountain, which, stretching from the city of Luipo northeastward to Wenshuicheng ~ 2, is
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