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发表于 2005-6-22 09:35:59
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[原创]第二十七章节练习
1.无烟煤2701.11000 {4 m( ?6 f5 t0 Y
2.煤气2705.0000/ W1 }& ~, [( \7 R3 f* {$ E% |
3.天然气2711.2100
+ U& i+ V7 f: i9 G4.凡士林2712.1000
) s3 P& n, E; \3 |( S" ?5.粗甲苯2707.2000
/ a/ k( ~; R( y- C+ y( s6.石油原油2709.0000
0 w3 Z# w* r9 |' t# |+ G; P# Z7.电力2716.00002 o3 X5 p! \" Q5 V; P* e/ ?
8.石油沥青2713.2000
% r( y6 O: i7 [6 w9.石脑油2710.11204 y- Q, w, t. B/ h6 I9 a0 b
10.液体石蜡2712.20004 z, V9 {0 Q* X' R( g
11.润滑油2710.1991
& J( {5 L; b6 q. R9 D3 j12.粗萘 2707.1000
2 a( d) T L0 j; b7 C& ~4 R' f |
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