Design and Implementation of a Low-Temperature Liquid Level Monitor Unit for Superconducting Magnets
LU Jian-chang1,2,ZHU Tian-xiong1,CHEN Jun-fei1,2,LI Zheng-gang1,LIU Chao-yang1*
Chinese Journal of Magnetic Resonance . 2014, (4): 465 -476 .  DOI: 10.11938/cjmr20140402