2 ^) x4 U& W" f2 Vintorduction to petroleum industry (PNT 110-2710)* R6 y/ D4 ~8 E2 S6 ~3 E- u
oil, gas and coal chemistry laboratory- l# N7 [3 s4 n, i
general chemistry theory manual ( CHS102-2810), & I1 q4 p3 b; G, q 8 j' q. I6 x& g请EMAIL 至 : jenny.ao@hotmail.com, E Y1 p, d; b I6 U A