立地类型和定位模式对精准林业GPS定位的影响
张慧春,周宏平,郑加强
Effects of the site condition and positioning mode on GPS performance for precision forestry
ZHANG Huichun, ZHOU Hongping, ZHENG Jiaqiang
南京林业大学学报(自然科学版) . 2014, (06): 72 -76 .  DOI: 10.3969/j.issn.1000-2006.2014.06.014