发布时间:2025-01-24 00:55:10
lae什么意思
答:laE抗震锚固长度。
laE=ζaE La
ζaE 为抗震锚固长度修正系数,对一、二级抗震等级取1.15,对三级抗震等级取1.05,对四级抗震等级取1.00。
La (非抗震)受拉钢筋锚固长度。
请问现在普通太阳能路灯多少钱一盏灯杆6米高功效率30瓦80蓄电池100太阳能板发光5小时以上
2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10 2025-01-24 00:55:10