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地质学报 1933
MICROSCOPICSTRUCUUREOFTZUHSIENCOALSANDITSBEARINGONCOKINGPROPERTYKeywords: 下架,河口,磁北,青石,蒸罐,煤田,柱形,缓翼,才艺,上古 Abstract: ThesamplesformicroscopicstudyareallcollectedfromtheHsitsocoalfieldsituatedabout50linorthwestoftheTzuhsiehcityand40lieastoftheMatouchenstationofPinghanRailway.Inordertounderstandthe
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