An Intelligent Temporary While-Boring Support Technology For Raise Boring Method Shou-ye CHENG, Feng GAO, Guo-ye JING, Ming ZHOU, Bo HAN and Zheng TANG E3S Web Conf., 233 (2021) 01075 Published online: 27 January 2021 DOI: 10.1051/e3sconf/202123301075