仪器成像观测者时期天气记录者时间两尺间距s=80m检查者仪器站观测次序A尺读数a1(m)B尺读数b1(m)高差(h1=a1-b1)A尺读数a2(m)11.6491.6260.0231.65121.6501.6260.0241.650平均1.6501.6260.0241.651i角计算注:i=(h2-h1)ρ/S)ρ=180*3600″/π=206265″i角允许误差为±20″I1I2水准仪i角检验记录表-3.86746875图示备注B尺读数b2(m)高差(h2=a2-b2)1.6280.0231.6290.0211.6290.022注:i=(h2-h1)ρ/S)ρ=180*3600″/π=206265″i角允许误差为±20″I2水准仪i角检验记录表-3.86746875