A METHOD OF LOCATING POLES OF THE STEREOGRAPHIC PROJECTION WITHOUT THE CURVED RULER
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MICROSCOPIC STRUCUURE OF TZUHSIEN COALS AND ITS BEARING ON COKING PROPERTY
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摘要:
The samples for microscopic study are all collected from the Hsitsocoal field situated about 50 li northwest of the Tzuhsieh city and 40 li east ofthe Matouchen station of Pinghan Railway.In order to understand the
Abstract:
The samples for microscopic study are all collected from the Hsitsocoal field situated about 50 li northwest of the Tzuhsieh city and 40 li east ofthe Matouchen station of Pinghan Railway.In order to understand the
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何作霖.1933. A METHOD OF LOCATING POLES OF THE STEREOGRAPHIC PROJECTION WITHOUT THE CURVED RULER[J]. ACTA GEOLOGICA SINICA(English edition),12(0):485~488