TY - GENERIC DO - 10.20944/preprints202306.2067.v1 UR - http://dx.doi.org/10.20944/preprints202306.2067.v1 TI - Tunnel Three-Direction Deformation Monitoring and Estimation using Long-gauge Fiber Bragg Grating Sensing T2 - Preprints AU - Zhang, Qingqing AU - Li, Ruixiao AU - Yuan, Huijun AU - Zhong, Huarong PY - 2023 DA - 2023/06/29 PB - Preprints