摘要: [无纺布袋利润]利润=0.3[无纺布袋克重]1=602=703=804=905=1006=120[无纺布袋吨价]1=13000[无纺布袋印刷]单色印刷500=0.15单色印刷1000=0.12单色印刷5000=0.11单色印刷10000=0.06双色印刷500=0.3双色印刷1000=0.24双色印 阅读全文
posted @ 2019-04-09 16:17 java王子编程 阅读(82) 评论(0) 推荐(0)