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更新 Fortran/SUB_SECT.f90

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zzx 2025-05-09 17:54:33 +08:00
parent c8bef7928e
commit 09b57710b8
1 changed files with 4 additions and 3 deletions
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Fortran/SUB_SECT.f90
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@ -1,5 +1,5 @@
! ==================================================================================
! 计算断面几何要素的子程序
! 计算断面几何要素的子程序
! ==================================================================================
subroutine sub_sect( NRIVER ,&
NSECT ,&
@ -27,12 +27,13 @@
integer River
! section
REAL::ds(mriver,nriver),bd(nsect,nriver),zd(nsect,nriver),sm(nsect,nriver), rough(nsect,nriver)
REAL::ds(mriver,nriver),bd(nsect,nriver),zd(nsect,nriver),&
sm(nsect,nriver), rough(nsect,nriver)
! BARC
REAL::Bs,As,Rs,Cs
! ----------------------------------------------------------------------------------
! Bs、As、Rs、Cs——相应于水位Zs的断面要素（梯形断面）
! Bs、As、Rs、Cs——相应于水位Zs的断面要素（梯形断面）
! ----------------------------------------------------------------------------------
h=Zs-zd(Is,river)
Bs=bd(Is,river)+2.0*sm(Is,river)*h