[问题求助] 求购U7机头、模具图纸
P:2009-06-12 15:19:58
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求购U7机头、模具图纸
triple extruder - 三层挤出机,三层共挤挤出机 (0) 投诉
P:2009-06-12 18:02:54
2
cooling zone - 冷却区 (0) 投诉
P:2009-06-12 22:58:25
3
vulcanized chloro-sulfonated polyethylene - 经硫化的氯磺化聚乙烯 (0) 投诉
P:2009-06-13 09:13:04
4
salt-haze - 盐雾 (0) 投诉
4