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正文摘要:GB/T 22970—2010 紡織布料編碼 化纖部分% Z% y. D" n+ Z! H9 a9 B # m8 ?8 v" o9 E- C& V4 u# H9 ~- d, l 2 c z) Q$ I% n: O. `$ z6 Q' A |
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