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lovegreen2004 发表于 2013-9-11 08:49 static/image/common/back.gif & T3 @( W; U; I) s+ Q, R力学性能7 \6 h' R( Z& Z8 ` E 抗拉强度σb (MPa):≥1080(110) 2 ?" t9 g; h0 r$ u/ Z5 Y屈服强度 σs (MPa):≥930(95)
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