Report - BAB II DASAR TEORI - digilib.itb.ac.iddigilib.itb.ac.id/files/disk1/620/jbptitbpp-gdl-angguningd-30994-3... · Gambar 2.6 Cara menghitung nilai RQD ... P F2 = tan 2 βj 0.15 0.4 0.7

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