0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7mm铝板多少钱一米0.7m