-
[1]
. LU J, HU J, ZHENG Y et al. Nucl. Instrum Methods, 1999, A437: 206—2112. Brown J S, Burnett T H COOK V et al. Nucl. Instrum Methods, 1984, A221: 503—5223. ZHANG Li-Ming et al. HEP NP, 2003, 27: 1109—1113 (in Chinese)(张黎明等. 高能物理与核物理, 2003, 27: 1109—1113)