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今日排行

1碳纖維復(fù)合材料 40條
2蜂窩芯材 120條
3玻纖紗 84條
4管材 38條
5蜂窩芯 122條
6碳化硅 4條
7芳綸蜂窩 10條
8北京 169條
9玻纖 460條

本周排行

1其它增強(qiáng)材料 102條
2蜂窩芯材 120條
3不飽和樹脂 103條
4環(huán)氧樹脂 231條
5復(fù)合板 46條
6碳纖維復(fù)合材料 40條
7復(fù) 702條
8玻璃纖維 357條
9輔助材料 548條

本月排行

1其它增強(qiáng)材料 102條
2蜂窩芯材 120條
3不飽和樹脂 103條
4環(huán)氧樹脂 231條
5復(fù)合板 46條
6碳纖維復(fù)合材料 40條
7復(fù) 702條
8玻璃纖維 357條
9輔助材料 548條

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