' v1 e6 r; B, H5 |4 ?intorduction to petroleum industry (PNT 110-2710)& A, K3 M v# L; Z6 c' u D
oil, gas and coal chemistry laboratory1 y7 X! B& H4 F' t5 x5 l$ ~
general chemistry theory manual ( CHS102-2810), % v3 E; v" v* T2 A7 E/ K. J$ j
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请EMAIL 至 : jenny.ao@hotmail.com 2 A+ f! g% o# j+ @; Q! b