{"meta": {"total_mass_tonne": 5111.494951379412, "response_spectrum": {"code": "JTG/T B02-01-2008", "site_class": "II", "intensity": "VII (基本加速度 0.10g)", "A_max_ms2": 0.9810000000000001, "Tg_s": 0.4, "beta_max": 2.25}, "V_base_estimate_kN": 6596.798388444351, "lateral_force_coeff": 0.13155769867327163}, "modes": [{"mode": 1, "freq_Hz": 2.0468725281258964, "period_s": 0.4885502083100376, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.03468645242259217, "Y": 0.010481759300298238, "Z": 0.9548317882771097}, "spec_accel_g": 0.18793956953324523}, {"mode": 2, "freq_Hz": 2.058152146673179, "period_s": 0.48587272890219096, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.010193708180017854, "Y": 0.0027949326786285973, "Z": 0.9870113591413535}, "spec_accel_g": 0.18887141718517012}, {"mode": 3, "freq_Hz": 2.0650236226227787, "period_s": 0.4842559615516184, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.005206370761308513, "Y": 0.0013463617659068105, "Z": 0.9934472674727847}, "spec_accel_g": 0.18943884273521255}, {"mode": 4, "freq_Hz": 2.081466703720513, "period_s": 0.4804304571447395, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.006660761168631357, "Y": 0.0017304336760039954, "Z": 0.9916088051553645}, "spec_accel_g": 0.19079589719809198}, {"mode": 5, "freq_Hz": 2.0883968083313036, "period_s": 0.4788362039295742, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.0033156772589337654, "Y": 0.000720171879649481, "Z": 0.9959641508614168}, "spec_accel_g": 0.19136752013600458}, {"mode": 6, "freq_Hz": 2.0935926395389624, "period_s": 0.4776478389894481, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.003053849612109699, "Y": 0.0006042875287508027, "Z": 0.9963418628591394}, "spec_accel_g": 0.19179596877976948}, {"mode": 7, "freq_Hz": 2.0942868451903704, "period_s": 0.47748951023425834, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.0028191940899465603, "Y": 0.0005141210172627458, "Z": 0.9966666848927906}, "spec_accel_g": 0.19185320497374575}, {"mode": 8, "freq_Hz": 2.1022402504162, "period_s": 0.4756830242414114, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.0035714828631618514, "Y": 0.0007625164413356836, "Z": 0.9956660006955025}, "spec_accel_g": 0.19250881585812463}, {"mode": 9, "freq_Hz": 2.1106307700603617, "period_s": 0.4737920124093524, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.0028739831397121395, "Y": 0.0005597741793039932, "Z": 0.9965662426809839}, "spec_accel_g": 0.1932001899373726}, {"mode": 10, "freq_Hz": 2.118788850325807, "period_s": 0.4719677469731019, "dominant_direction": "竖向 Z", "dir_participation": {"X": 0.0030160380485005703, "Y": 0.0006068690607728581, "Z": 0.9963770928907266}, "spec_accel_g": 0.19387214765344424}]}