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厂家承装修试用办资质单所需水准仪承修承试三级电力施工机具 每公里往返测量高差标准偏差                     ≤0.3mm 望远镜                                                   正像 放大率                                                   42× 物镜口径                                                50mm 最短视距                                                0.5m 乘常数                                                   100 加常数                                                   0 补偿器工作范围                                       ±15′ 安平精度                                                ±0.2″ 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 最小显示读数                                          0.01mm  测微读数精确度                                       0.01mm 电池工作时长                                          ＞10小时   注意事项：   1、以上所标价格并不是实际价格，购买前请咨询相关销售人员，根据您的购买数量和是否需要增值税票给您报 厂家承装修试用办资质单所需水准仪承修承试三级电力施工机具