beam2\bmvardep.m .....\extload.m .....\trapsum.m .....\vdb.m .....\sngf.m .....\oneovrei.m .....\lintrp.m .....\try_change.m .....\Untitled6.m .....\main.m .....\Beam2.m .....\Beam2.fig .....\draw_beam.m .....\arrow.m .....\d_F_C.m .....\d_M_C.m .....\Distribute.m .....\draw_beam_C.m .....\draw_beam_S.m .....\draw_beam_O.m .....\说明.doc beam2