闭 合 导点号°1234173107观测角（右角）′3304836″48122430±120″>20000.000000.56333373.003333107.806667.608333359.98166716.5.56791716.573.00791716.5107.81125016.5.612917观测角（左角）改正数（″）改正后角度值∑角度闭合差（″）=-66允许值1/坐标增量闭合差=3487.1允许值 合 导 线 坐 标 计 算（课本90页例题）坐标方位角°′4513524231545坐标方位角″305555630045.50000055135.93208327242.92416746315.112917045.50000078.16129.3480.18105.22392.9边长X计算值54.783-92.933-36.49574.548-0.097改正数0.0190.0320.0200.0260.097改正后54.802-92.901-36.47674.5740.000Y计算值55.748.957-71.393-74.2550.057改正数-0.011-0.019-0.012-0.015-0.057改正后55.736.938-71.404-74.2700.000坐标X500554.802461.901425.426500.000Y500555.7365.675574.270500.000
