山東(dong)省郯城縣文(wen)體(ti)中(zhong)心采用:0.9mm厚65/430鋁鎂錳(meng)合金板(ban)(ban),是(shi)扇(shan)型(xing)板(ban)(ban)和直板(ban)(ban)相結(jie)合運用完成。
山東(dong)省郯城縣文(wen)體(ti)中(zhong)心采用:0.9mm厚65/430鋁鎂錳(meng)合金板(ban)(ban),是(shi)扇(shan)型(xing)板(ban)(ban)和直板(ban)(ban)相結(jie)合運用完成。