1108| 4
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5000/0101-STEEL PLATE 使用什么材質(zhì)的鋼板 |
點(diǎn)評(píng)
網(wǎng)上那是胡扯,BS EN 10025標(biāo)準(zhǔn)準(zhǔn)規(guī)定了除結(jié)構(gòu)型鋼及管道鋼外的熱軋結(jié)構(gòu)鋼扁材及長材產(chǎn)品
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