承装修承试一级二级三级四级五级资质水准仪电力设施许可证


每公里往返测量高差标准偏差                     ≤
望远镜                                                   正像
放大率                                                   42×
物镜口径                                                50mm
短视距                                               
乘常数                                                   100
加常数                                                   0
补偿器工作范围                                       ±15′
安平精度                                                ± ″
圆水准器灵敏度                                       5′/2mm
测微范围                                                10mm
读数系统                                                编码度盘
读数方式                                                数字液晶显示
小显示读数                                           ;
测微读数 度                                      
电池工作时长                                          ＞10小时

承装修承试一级二级三级四级五级资质水准仪电力设施许可证