seismic sedign: when to use smf vs imf
am i correct that the major factors that determine when to use special vs. intermediate vs. ordinary lateral force resisting systems (r>3) is asce 7-05 table 12.2-1, the seismic design category and the height of the structure.
IP卡
狗仔卡
发表于 2009-9-15 21:06:37
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡