DESIGN AND RESEARCH FOR THE CARRY-TYPE HYDRAULIC TREE TRIMMER
Sun Kunlong; Wu Yongqing; Qiao Hong; Gu YeQian
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1994, (02): 65 -68 .  DOI: 10.3969/j.jssn.1000-2006.1994.02.012