20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#
20#Φ48*2-6(B厚) Φ48*2-6(B厚)20# 20#