反应谱分析报错frenquency must be increasing continuously in a spectrum

mimilkj

根据网上教程做反应谱分析，输入反应谱数据是按照国标来的，
三列数据分别是加速度、频率和阻尼
252.29768,0.1667,0
283.84968,0.2,0
315.40168,0.25,0
346.95368,0.3333,0
412.05926,0.5,0
533.83026,0.6667,0
705.71964,0.9091,0
939.9538,1.25,0
1059.95,1.4286,0
1217.71,1.6667,0
1434.9258,2,0
1577.6,2.222,0
1577.6,10,0
709.92,10000,0
我也不是很懂这方面，说得不清楚，有做过的大佬指点一下吗？