[材料介绍] PVC加工技术培训
P:2009-09-08 19:28:46
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EPT - ethylene-propylene terpolymer乙烯-丙烯三元共聚物 (0) 投诉
P:2009-09-08 20:04:28
2
drying/vulcanizing tower - 干燥-硫化塔 (0) 投诉
P:2009-09-10 17:00:18
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buried service lightguide - 直埋光缆 (0) 投诉
P:2009-09-10 17:19:00
4
BS一下!
side loading double twist machine - 侧面上盘的双节距束绞机 (0) 投诉
P:2009-10-09 17:00:19
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到底是那类的东西
extrusion aid removal zone - 挤出辅助清理区 (0) 投诉
5