未经机械加工,密度大于0.8克/立方厘米,厚度小于或等于5毫米的中密度纤维板
2023-06-21
A.4411.1219
B.4411.1211
C.4411.1291
D.4411.9290
参考答案:B
B.4411.1211
C.4411.1291
D.4411.9290
参考答案:B
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2023-06-21
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