quasi-static strain rate 5min data

5 min raw DAS recording with 500Hz sampling, which is used in this paper, 'Quasi-static strain rate waveform inversion from Distributed Acoustic Sensing data. Tang et al., (2026)' The channel number is from 485 to 645.本论文《基于分布式声学传感（Distributed Acoustic Sensing，DAS）数据的准静态应变率波形反演》（Tang等，2026）中所使用的一段时长5分钟、采样率为500Hz的原始DAS记录数据，其通道编号范围为485至645。