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冀打火机
2019-11-21 08:38:07
7.03*2000=14060
7.06*1800=12708
12708*（0.1%+0.025%）=15.89
12708-15.89=12692.11
14060-12692.11=1367.89
1367.89/200=6.839
7.06*1800=12708
12708*（0.1%+0.025%）=15.89
12708-15.89=12692.11
14060-12692.11=1367.89
1367.89/200=6.839
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