表2-29 鋼板每平方米理論面質(zhì)量厚度(mm)理論面質(zhì)量(kg/m2)厚度(mm)理論面質(zhì)量(kg/m2)厚度(mm)理論面質(zhì)量(kg/m2)厚度(mm)理論面質(zhì)量(kg/m2)0.21.5701.612.561186.3530235.50.251.9631.814.131294.2032251.20.32.3552.015.7013102.134266.90.352.7482.217.2714109.936382.60.43.140 (共 723 字) [閱讀本文] >>