精品文献
钢结构中的钢板
基坑钢结构、型钢、钢板桩、钢管表
I x W x i x I y ( c m 4 ) ( c m 3 ) ( c m ) ( c m 4 ) # # # # # # # # # # # # # # # # # # # # # ## # # # # # # # # # # # # # # # # # # # # ## # # # # # # # # # # # # # # # # # # # # ## # # # # # # # # # # # # # # # # # # # # ## # # # # # # # # # # # # # # # # # # # # #a # # # # # # # # # # # # # # # # # # # #b # # # # # # # # # # # # # # # # # # # #a # # # # # # # # # # # # # # # # # # # #b # # #
用作钢结构的钢材有钢板 (2)
用作钢结构的钢材有钢板 (2)
