复测导线点报告

GPS 网 处 理 报 告

建设单位: 三明市沙县交通建设投资有限公司 设计单位：福州市规划设计研究院 监理单位:厦门高诚信监理咨询有限公司 施工单位: 中铁十五局

二零一零 年 十二 月 三十 日

GPS网处理复测平差报告

§1 项目信息

§1.1 项目属性

项目名称:省道304沙县官庄至金沙园段公路工程 建设单位: 三明市沙县交通建设投资有限公司 施工单位: 中铁十五局 负责人: 控制网等级:1级 测量员:王建磊 计算员: 陈训东 开始日期:2010.12.30 结束日期:2010.12.30 备注: 采用GPS静态复测 §1 项目信息

§1.2 坐标系统

坐标系名称:中国-国家80-117

椭球长半轴 a：6378140.000000 椭球扁率 f：1/298.257000 投影名称:高斯投影

尺度:1.000000 投影高:0.000000

X加常数:0.000000 Y加常数:500000.000000

平均纬度:000:00:00.000000N 中央子午线:117:00:00.000000E

§1.3 网处理图（以下）

§2 WGS-84三维无约束平差

§2.1 平差参数

参考因子：3.62

χ平方检验(α=95%)：未通过，建议根据参考因子的数值修改协方差比例系数 自由度：72

§2.2 平差基线边

DX(m) DY(m) 改正数 (m) DZ(m) 距离 改正数 (m) 中误差 (m) 相对误差 序号 基线名 改正数 (m) -153.2361 -0.0012 改正数 (m) 1 DH11→DH12.3642 64.9618 -253.0243 302.8574 0.0049 0.0016 0.0013 -0.0002 1: 62233 -1024.1315 490.2342 -1656.4836 2008.2611 0.0092 2 DH11→DH15.3642 0.0142 -0.0201 -0.0109 -0.0031 1: 218579 -1192.3106 487.4291 -1740.4367 2165.2509 0.0084 3 DH11→DH16.3642 0.0093 -0.0115 -0.0067 -0.0023 1: 257294 -870.8954 425.2724 -1403.4593 1705.5830 0.0088 4 DH12→DH15.3642 0.0196 -0.0227 -0.0105 -0.0070 1: 193245 -1039.0745 422.4673 -1487.4124 1862.9413 0.0080 5 DH12→DH16.3642 -0.0113 -114.7638 0.0004 0.0124 0.0137 -0.0018 1: 232173 6 DH13→DH14.3641 94.4861 -261.7075 300.9803 0.0038 0.0011 0.0025 -0.0020 1: 79112 -778.2513 190.1544 -925.5308 1224.1083 0.0056 7 DH13→DH15.3641 -0.0022 0.0039 -0.0004 0.0023 1: 218605 -946.4303 187.3493 -1009.4840 1396.3839 0.0050 8 DH13→DH16.3641 0.0007 -0.0038 -0.0042 0.0020 1: 276910 -3115.4253 158.1053 -2959.0755 4299.6511 0.0037 9 DH13→DH17.3641 0.0009 0.0011 -0.0006 -0.0002 1: 1155191 -3099.4302 172.7270 -3080.8039 4373.5175 0.0050 10 DH13→DH18.3641 -0.0054 -663.4875 -0.0019 0.0016 0.0026 1: 873884 95.6683 -663.8234 943.4137 0.0061 -0.0030 0.0059 -0.0033 1: 154597 11 DH14→DH15.3641 -0.0016 -831.6666 92.8632 -747.7765 1122.2578 0.0056 -0.0014 -0.0007 -0.0003 1: 200865 12 DH14→DH16.3641 0.0008 -3000.6615 63.6192 -2697.3680 4035.3204 0.0046 0.0100 0.0035 -0.0037 1: 882630 13 DH14→DH17.3641 0.0020 -2984.6664 78.2409 -2819.0964 4106.2952 0.0056 -0.0050 -2.8051 -0.0026 0.0200 -0.0006 1: 728471 14 DH14→DH18.3641 -0.0182 -168.1791 0.0006 15 DH15→DH16.3641 -83.9531 187.9899 0.0056 -0.0020 0.0004 1: 33682 -2337.1740 -32.0490 -2033.5446 3098.1790 0.0058 16 DH15→DH17.3641 0.0017 -0.0013 -0.0037 0.0012 1: 532195 -2321.1790 -17.4274 -2155.2731 3167.5507 0.0067 17 DH15→DH18.3641 0.0020 0.0088 -0.0144 0.0082 1: 473654 -2168.9949 -29.2439 -1949.5915 2916.5564 0.0052 18 DH16→DH17.3641 -0.0016 -0.0036 0.0032 -0.0010 1: 563339 -2152.9999 -14.6223 -2071.3200 2987.6393 0.0061 19 DH16→DH18.3641 0.0078 15.9950 0.0040 -0.0052 -0.0069 -0.0008 1: 486289 20 DH17→DH18.3640 14.6217 -121.7284 123.6424 0.0040 0.0003 0.0008 -0.0002 1: 31111 21 DH17→DH18.3641 15.9950 -0.0101 -386.3922 14.6217 -121.7284 123.6424 0.0040 -0.0027 0.0084 -0.0099 1: 31111 23.4121 -608.8141 721.4580 0.0035 -0.0027 -0.0014 0.0002 1: 204457 22 DH17→DH19.3640 0.0017 -1632.1063 448.6001 -2605.9747 3107.4293 0.0028 23 DH17→DHG1.3640 -0.0001 0.0022 0.0011 -0.0006 1: 1112754 -1253.4184 452.7805 -2248.2778 2613.5839 0.0028 24 DH17→DHG2.3640 0.0010 -456.7602 0.0039 0.0013 -0.0009 1: 949581 9.7596 -654.0775 797.8361 0.0037 -0.0020 0.0007 -0.0012 1: 216167 25 DH17→DHG4.3640 0.0010 -402.3873 8.7904 -487.0856 631.8585 0.0049 0.0051 0.0057 0.0004 1: 128359 26 DH18→DH19.3640 -0.0073 -1648.1013 433.9784 -2484.2462 3012.6491 0.0043 27 DH18→DHG1.3640 -0.0065 -0.0000 0.0002 0.0035 1: 696789 -1269.4135 438.1588 -2126.5493 2515.0757 0.0043 28 DH18→DHG2.3640 -0.0007 -472.7553 -0.0017 -0.0017 0.0015 1: 585518 -4.8621 -532.3490 711.9808 0.0049 -0.0048 -0.0048 0.0007 1: 145071 29 DH18→DHG4.3640 0.0043 -1245.7140 425.1880 -1997.1606 2391.9111 0.0035 30 DH19→DHG1.3640 0.0007 -0.0065 -0.0039 0.0017 1: 687012 -867.0262 429.3684 -1639.4637 1903.6630 0.0034 31 DH19→DHG2.3640 0.0017 -0.0054 -0.0033 -45.2634 0.0040 0.0009 1: 554709 32 DH19→DHG4.3640 -70.3680 -13.6524 -0.0008 0.0063 84.7751 0.0039 -0.0025 1: 21848 378.6878 4.1804 -0.0001 357.6969 520.9309 0.0019 -0.0000 -0.0003 1: 277578 33 DHG1→DHG2.3640 -0.0005 1175.3460 -438.8405 1951.8972 2320.3280 0.0037 34 DHG1→DHG4.3640 -0.0003 -0.0006 -0.0013 -0.0011 1: 635176 796.6582 -443.0209 1594.2003 1836.4113 0.0036 35 DHG2→DHG4.3640 -0.0012 0.0007 0.0001 -0.0007 1: 507539 §2.3 T 检验列表

基线名 DH11→DH12.3642 DH11→DH15.3642 DH11→DH16.3642 DH12→DH15.3642 DH12→DH16.3642 DH13→DH14.3641 DH13→DH15.3641 DH13→DH16.3641 DH13→DH17.3641 DH13→DH18.3641 DH14→DH15.3641 DH14→DH16.3641 DH14→DH17.3641 DH14→DH18.3641 DH15→DH16.3641 DH15→DH17.3641 DH15→DH18.3641 DH16→DH17.3641 DH16→DH18.3641 DH17→DH18.3640 T - X 0.2164 0.5382 0.5590 0.9052 1.0090 0.1130 0.2986 0.1017 0.1832 0.3191 0.1380 0.0806 0.2290 0.8388 0.0866 0.1567 0.0651 0.2107 0.3210 0.3568 T - Y 0.2104 0.4950 0.5228 0.6974 0.7612 0.1708 0.2540 0.2861 0.1786 0.1586 0.1368 0.0737 0.8007 0.2782 0.1651 0.0616 0.3392 0.2504 0.2593 0.0403 T - Z 0.3662 0.8609 0.5506 1.0149 1.5823 0.5271 0.0456 0.4838 0.0980 0.1047 0.4323 0.0568 0.3392 1.0201 0.2916 0.2938 0.5183 0.3582 0.3228 0.0689 DH17→DH18.3641 DH17→DH19.3640 DH17→DHG1.3640 DH17→DHG2.3640 DH17→DHG4.3640 DH18→DH19.3640 DH18→DHG1.3640 DH18→DHG2.3640 DH18→DHG4.3640 DH19→DHG1.3640 DH19→DHG2.3640 DH19→DHG4.3640 DHG1→DHG2.3640 DHG1→DHG4.3640 DHG2→DHG4.3640 0.8387 0.4222 0.0195 0.1625 0.1346 0.3943 0.5053 0.0596 0.2892 0.1355 0.4029 0.1849 0.1757 0.0409 0.1640 0.3251 0.3430 0.4649 0.8853 0.2704 0.2131 0.0041 0.1916 0.4365 0.6930 0.6605 0.8123 0.0314 0.0752 0.0968 0.7824 0.1912 0.1682 0.2241 0.0677 0.2312 0.0111 0.1332 0.3051 0.4425 0.4367 0.5483 0.0103 0.1145 0.0050

§2.4 自由网平差坐标

纬度 (D:M:S) 中误差 (m) 经度 (D:M:S) 椭球高(m) 中误差 (m) 中误差 (m) 155.9932 0.0065 158.4441 序号 点 名 点位中误差 1 2 DH11 26:29:02.55214N 117:43:34.11550E 0.0030 0.0028 0.0077 0.0073 DH12 26:28:53.32754N 117:43:37.92166E 0.0030 0.0027 0.0061 170.2198 0.0024 176.2085 0.0030 232.4823 0.0036 262.9057 0.0030 275.1431 0.0020 225.8478 0.0032 183.6963 0.0031 151.2487 0.0024 155.7515 0.0024 182.0688 0.0030 3 DH13 26:28:35.78844N 117:43:36.93294E 0.0016 0.0015 0.0032 4 DH14 26:28:26.19203N 117:43:39.01339E 0.0019 0.0019 0.0040 5 DH15 26:28:01.18713N 117:43:58.60820E 0.0021 0.0021 0.0047 6 DH16 26:27:57.64793N 117:44:04.02913E 0.0018 0.0019 0.0039 7 DH17 26:26:46.69611N 117:45:13.81311E 0.0012 0.0012 0.0026 8 DH18 26:26:43.07543N 117:45:13.05645E 0.0014 0.0018 0.0040 9 DH19 26:26:26.08122N 117:45:25.76104E 0.0015 0.0015 0.0037 10 DHG1 26:25:14.13962N 117:45:58.39562E 0.0014 0.0015 0.0031 11 DHG2 26:25:27.04484N 117:45:46.23303E 0.0014 0.0015 0.0031 12 DHG4 26:26:24.46503N 117:45:28.23801E 0.0017 0.0017 0.0038 §3 二维平差

§3.1 平差参数

迭代次数：3

网的参考因子： 5.3987

ｘ向平移： -1.5215米 ｙ向平移： -117.3845米 比 例： -15.4424ppm 旋 转： -0.4425秒

§3.2 平面距离平差值

北方向 误起点 终点 差(m) 中误差 东方向 误中误差 (m) 差(m) (m) 平距 方位角 中误差 (m) 相对误差 DH11 DH12 -283.3143 0.0031 107.0241 0.0024 302.8549 159.3056 0.0039 1: 77333 DH15 -1884.8112 0.0044 689.1385 0.0037 2006.8446 159.9162 0.0058 1: 346882 DH16 -1992.8821 0.0039 839.9239 0.0033 2162.6491 157.1464 0.0052 1: 419495 DH12 DH15 -1601.4970 0.0036 582.1145 0.0031 1704.0099 160.0247 0.0047 1: 359964 DH16 -1709.5678 0.0030 732.8998 0.0026 1860.0442 156.7950 0.0040 1: 466785 0.0022 300.9212 168.6357 0.0034 1: 89790 DH13 DH14 -295.0213 0.0025 59.2956 DH15 -1061.5333 0.0039 606.4401 0.0035 1222.5476 150.2612 0.0052 1: 234071 DH16 -1169.6042 0.0034 757.2255 0.0031 1393.3285 147.0802 0.0047 1: 298731 DH17 -3342.1403 0.0025 2703.1086 0.0022 4298.4530 141.0342 0.0034 1: 1282540 DH18 -3453.6949 0.0030 2682.7956 0.0031 4373.2597 142.1603 0.0043 1: 1011169 DH14 DH15 -766.5120 0.0036 547.1445 0.0031 941.7578 144.4803 0.0047 1: 198933 DH16 -874.5828 0.0030 697.9298 0.0026 1118.9286 141.4096 0.0040 1: 280777 DH17 -3047.1190 0.0001 2643.8130 0.0001 4034.1891 139.0537 0.0001 1:37380150 DH18 -3158.6736 0.0019 2623.4999 0.0025 4106.0894 140.2880 0.0031 1: 1316650 DH15 DH16 -108.0709 0.0040 150.7853 0.0034 185.5142 125.6299 0.0053 1: 35311 DH17 -2280.6070 0.0036 2096.6685 0.0031 3097.9327 137.4062 0.0047 1: 654400 DH18 -2392.1616 0.0040 2076.3554 0.0039 3167.5999 139.0426 0.0055 1: 571310 DH16 DH17 -2172.5362 0.0030 1945.8832 0.0026 2916.5690 138.1500 0.0040 1: 731887 DH18 -2284.0907 0.0034 1925.5701 0.0035 2987.4555 139.8679 0.0049 1: 606480 DH17 DH18 -111.5546 0.0019 -20.3131 0.0025 113.3889 190.3200 0.0031 1: 36369 DH19 -632.5259 0.0018 334.7573 0.0017 715.6475 152.1105 0.0025 1: 291437 DHG1 -2841.3526 0.0014 1252.1470 0.0014 3105.0212 156.2175 0.0020 1: 1589611 DHG2 -2446.1630 0.0001 912.7450 0.0001 2610.9035 159.5378 0.0001 1:24197136 DHG4 -681.8640 0.0023 403.6797 0.0020 792.3987 149.3735 0.0030 1: 261273 DH18 DH19 -520.9713 0.0025 355.0704 0.0028 630.4649 145.7234 0.0037 1: 169767 DHG1 -2729.7980 0.0023 1272.4601 0.0027 3011.8021 155.0080 0.0036 1: 841161 DHG2 -2334.6084 0.0019 933.0581 0.0025 2514.1587 158.2152 0.0031 1: 806255 DHG4 -570.3094 0.0028 423.9928 0.0029 710.6495 143.3713 0.0040 1: 175892 DH19 DHG1 -2208.8267 0.0021 917.3897 0.0021 2391.7607 157.4455 0.0030 1: 805173 DHG2 -1813.6371 0.0018 577.9877 0.0017 1903.5098 162.3234 0.0025 1: 775107 DHG4 -49.3381 0.0023 68.9224 0.0021 84.7617 125.5970 0.0031 1: 27249 DHG1 DHG2 395.1896 0.0014 -339.4020 0.0014 520.9305 319.3429 0.0020 1: 267033 DHG4 2159.4886 0.0026 -848.4673 0.0023 2320.1914 338.5500 0.0034 1: 675493 DHG2 DHG4 1764.2990 0.0023 -509.0653 0.0020 1836.2730 343.9052 0.0030 1: 605437 基线最弱边相对中误差

起点 终点 北方向 中误差 东方向 中误差 误差(m) (m) 误差(m) (m) 平距 方位角 中误差 相对(m) 误差 1: 27249 DH19 DHG4 -49.3381 0.0023 68.9224 0.0021 84.7617 125.5970 0.0031 §3.3 平面坐标

N E 中误差 序点名 号 中误差 (m) 中误差 (m) (m) 误差椭圆 E(m) F(m) ET(D:M:S) 1 DH11 2930666.9083 572283.1049 0.0031 0.0024 0.0039 0.0031 0.0024 171°07′35″ 2 DH12 2930383.5940 572390.1290 ***** ***** <已知> ***** ***** ***** 3 DH13 2929843.6303 572365.8034 0.0025 0.0022 0.0034 0.0025 0.0022 8°18′42″ 4 DH14 2929548.6090 572425.0990 ***** ***** <已知> ***** ***** ***** 5 DH15 2928782.0970 572972.2435 0.0036 0.0031 0.0047 0.0038 0.0029 27°50′37″ 6 DH16 2928674.0262 573123.0288 0.0030 0.0026 0.0040 0.0031 0.0025 26°49′32″ 7 DH17 2926501.4900 575068.9120 ***** ***** <已知> ***** ***** ***** 8 DH18 2926389.9354 575048.5989 0.0019 0.0025 0.0031 0.0026 0.0017 64°10′54″ 9 DH19 2925868.9641 575403.6693 0.0018 0.0017 0.0025 0.0020 0.0014 138°32′01″ 10 DHG1 2923660.1374 576321.0590 0.0014 0.0014 0.0020 0.0016 0.0012 134°07′17″ 11 DHG2 2924055.3270 575981.6570 ***** ***** <已知> ***** ***** ***** 12 DHG4 2925819.6260 575472.5917 0.0023 0.0020 0.0030 0.0024 0.0018 149°47′59″ 最弱点平面中误差

N E 中误差 序点名 号 中误差 (m) 中误差 (m) (m) 误差椭圆 E(m) F(m) ET(D:M:S) 5 DH15 2928782.0970 572972.2435 0.0036 0.0031 0.0047 0.0038 0.0029 27°50′37″ §4 高程拟合

§4.1 平差参数

迭代次数：2

网的参考因子：147.5783 参考点：DH12

H = H0 + A + B * x + C * y

A = -16.3261, B = 4.00097E-005, C = 4.12321E-005

§4.2 拟合坐标

点 名 DH11 DH12 DH13 DH14 DH15 DH16 DH17 DH18 DH19 DHG1 正高(m) 139.6073 142.1180 153.8044 159.7710 216.0517 246.4777 258.7110 209.4154 167.2591 134.7641 中误差 (m) 0.0374 <已知> 0.0328 <已知> 0.0286 0.0259 <已知> 0.0209 0.0223 0.0287 DHG2 DHG4 139.2730 165.6328 <已知> 0.0236 §5 平差总结

§5.1 最终平面距离平差值

北方向 误起点 终点 差(m) 中误差 东方向 误中误差 (m) 差(m) (m) 平距 方位角 中误差 (m) 相对误差 DH11 DH12 -283.3143 0.0031 107.0241 0.0024 302.8549 159.3056 0.0039 1: 77333 DH15 -1884.8112 0.0044 689.1385 0.0037 2006.8446 159.9162 0.0058 1: 346882 DH16 -1992.8821 0.0039 839.9239 0.0033 2162.6491 157.1464 0.0052 1: 419495 DH12 DH15 -1601.4970 0.0036 582.1145 0.0031 1704.0099 160.0247 0.0047 1: 359964 DH16 -1709.5678 0.0030 732.8998 0.0026 1860.0442 156.7950 0.0040 1: 466785 0.0022 300.9212 168.6357 0.0034 1: 89790 DH13 DH14 -295.0213 0.0025 59.2956 DH15 -1061.5333 0.0039 606.4401 0.0035 1222.5476 150.2612 0.0052 1: 234071 DH16 -1169.6042 0.0034 757.2255 0.0031 1393.3285 147.0802 0.0047 1: 298731 DH17 -3342.1403 0.0025 2703.1086 0.0022 4298.4530 141.0342 0.0034 1: 1282540 DH18 -3453.6949 0.0030 2682.7956 0.0031 4373.2597 142.1603 0.0043 1: 1011169 DH14 DH15 -766.5120 0.0036 547.1445 0.0031 941.7578 144.4803 0.0047 1: 198933 DH16 -874.5828 0.0030 697.9298 0.0026 1118.9286 141.4096 0.0040 1: 280777 DH17 -3047.1190 0.0001 2643.8130 0.0001 4034.1891 139.0537 0.0001 1:37380150 DH18 -3158.6736 0.0019 2623.4999 0.0025 4106.0894 140.2880 0.0031 1: 1316650 DH15 DH16 -108.0709 0.0040 150.7853 0.0034 185.5142 125.6299 0.0053 1: 35311 DH17 -2280.6070 0.0036 2096.6685 0.0031 3097.9327 137.4062 0.0047 1: 654400 DH18 -2392.1616 0.0040 2076.3554 0.0039 3167.5999 139.0426 0.0055 1: 571310 DH16 DH17 -2172.5362 0.0030 1945.8832 0.0026 2916.5690 138.1500 0.0040 1: 731887 DH18 -2284.0907 0.0034 1925.5701 0.0035 2987.4555 139.8679 0.0049 1: 606480 DH17 DH18 -111.5546 0.0019 -20.3131 0.0025 113.3889 190.3200 0.0031 1: 36369 DH19 -632.5259 0.0018 334.7573 0.0017 715.6475 152.1105 0.0025 1: 291437 DHG1 -2841.3526 0.0014 1252.1470 0.0014 3105.0212 156.2175 0.0020 1: 1589611 DHG2 -2446.1630 0.0001 912.7450 0.0001 2610.9035 159.5378 0.0001 1:24197136 DHG4 -681.8640 0.0023 403.6797 0.0020 792.3987 149.3735 0.0030 1: 261273 DH18 DH19 -520.9713 0.0025 355.0704 0.0028 630.4649 145.7234 0.0037 1: 169767 DHG1 -2729.7980 0.0023 1272.4601 0.0027 3011.8021 155.0080 0.0036 1: 841161 DHG2 -2334.6084 0.0019 933.0581 0.0025 2514.1587 158.2152 0.0031 1: 806255 DHG4 -570.3094 0.0028 423.9928 0.0029 710.6495 143.3713 0.0040 1: 175892 DH19 DHG1 -2208.8267 0.0021 917.3897 0.0021 2391.7607 157.4455 0.0030 1: 805173 DHG2 -1813.6371 0.0018 577.9877 0.0017 1903.5098 162.3234 0.0025 1: 775107 DHG4 -49.3381 0.0023 68.9224 0.0021 84.7617 125.5970 0.0031 1: 27249 DHG1 DHG2 395.1896 0.0014 -339.4020 0.0014 520.9305 319.3429 0.0020 1: 267033 DHG4 2159.4886 0.0026 -848.4673 0.0023 2320.1914 338.5500 0.0034 1: 675493 DHG2 DHG4 1764.2990 0.0023 -509.0653 0.0020 1836.2730 343.9052 0.0030 1: 605437 基线最弱边相对中误差

起点 终点 北方向 中误差 东方向 中误差 误差(m) (m) 误差(m) (m) 平距 方位角 中误差 相对(m) 误差 1: 27249 DH19 DHG4 -49.3381 0.0023 68.9224 0.0021 84.7617 125.5970 0.0031 §5.2 最终坐标平差值

x 中误差 (m) 2930666.9083 0.0031 2930383.5940 ***** 2929843.6303 0.0025 2929548.6090 ***** 2928782.0970 0.0036 2928674.0262 0.0030 y 中误差 (m) 572283.1049 0.0024 572390.1290 ***** 572365.8034 0.0022 572425.0990 ***** 572972.2435 0.0031 573123.0288 0.0026 正高(m) 中误差 (m) 139.6073 0.0374 142.1180 ***** 153.8044 0.0328 159.7710 ***** 216.0517 0.0286 246.4777 0.0259 点名 平面中误差 DH11 0.0039 DH12 ***** DH13 0.0034 DH14 ***** DH15 0.0047 DH16 0.0040 DH17 2926501.4900 ***** 2926389.9354 0.0019 2925868.9641 0.0018 2923660.1374 0.0014 2924055.3270 ***** 2925819.6260 0.0023 575068.9120 ***** 575048.5989 0.0025 575403.6693 0.0017 576321.0590 0.0014 575981.6570 ***** 575472.5917 0.0020 258.7110 ***** 209.4154 0.0209 167.2591 0.0223 134.7641 0.0287 139.2730 ***** 165.6328 0.0236 ***** DH18 0.0031 DH19 0.0025 DHG1 0.0020 DHG2 ***** DHG4 0.0030 最弱点平面中误差

x 中误差 (m) 2928782.0970 0.0036 y 中误差 (m) 572972.2435 0.0031 正高(m) 中误差 (m) 216.0517 0.0286 点名 平面中误差 DH15

0.0047