TY - GENERIC DO - 10.20944/preprints202407.1440.v1 UR - http://dx.doi.org/10.20944/preprints202407.1440.v1 TI - Performance Analysis of New One-Piece Iron Roughneck and Its Spinning Mechanism T2 - Preprints AU - Sha, Yong bai AU - Han, Dong he AU - Chen, Dong hu AU - Liu, Cong zhi PY - 2024 DA - 2024/07/17 PB - Preprints