1、精選優(yōu)質(zhì)文檔-傾情為你奉上目 錄 GPS控制網(wǎng)技術(shù)總結(jié)一、測(cè)區(qū)概況此次測(cè)量布設(shè)控制網(wǎng)地區(qū)為武漢大學(xué)校園，測(cè)區(qū)內(nèi)部地勢(shì)平坦，交通便利，通訊設(shè)施發(fā)達(dá)，有較多較平均的控制點(diǎn)，視野開闊，點(diǎn)的通視性較好，樹木、房屋遮擋的情況不是特別嚴(yán)重。在測(cè)量期間天氣晴好。整個(gè)網(wǎng)由4個(gè)控制點(diǎn)和16個(gè)未知點(diǎn)組成，控制網(wǎng)區(qū)域幾乎覆蓋整個(gè)武漢大學(xué)，控制點(diǎn)分布較均勻。二、工程概況此次實(shí)習(xí)的目的是為了繼GPS原理與應(yīng)用課程之后，加強(qiáng)學(xué)生的動(dòng)手操作能力，進(jìn)一步鞏固和理解書本知識(shí)，為以后的工程項(xiàng)目和科研實(shí)踐打下基礎(chǔ)；通過該實(shí)習(xí)，掌握利用GPS 技術(shù)進(jìn)行控制測(cè)量的基本技能和方法，培養(yǎng)和提高利用所學(xué)理論知識(shí)解決實(shí)際問題以及通過團(tuán)隊(duì)協(xié)作完

2、成復(fù)雜項(xiàng)目的能力。控制網(wǎng)為國家D級(jí)GPS網(wǎng)，要求控制網(wǎng)覆蓋武漢大學(xué)，總共20個(gè)控制點(diǎn)，平均點(diǎn)距離約400m；以隊(duì)為單位，完成設(shè)計(jì)、選點(diǎn)、觀測(cè)，每個(gè)人分別做一個(gè)點(diǎn)的點(diǎn)之記，進(jìn)行數(shù)據(jù)處理和質(zhì)量控制，提交各自的成果。本隊(duì)共5組人員，每組人員分配一臺(tái)儀器，小組人員相互配合，團(tuán)結(jié)合作，經(jīng)歷兩天時(shí)間，一共觀測(cè)9個(gè)時(shí)段，每個(gè)時(shí)段60min，完成了此次測(cè)量任務(wù)。三、技術(shù)依據(jù)此次測(cè)量任務(wù)的技術(shù)依據(jù)為全球定位系統(tǒng)（GPS）測(cè)量規(guī)范（ 183142001），D級(jí)網(wǎng)GPS測(cè)量基本技術(shù)要求規(guī)定見下表：衛(wèi)星截止高度角（°）同時(shí)觀測(cè)有效衛(wèi)星數(shù)有效觀測(cè)衛(wèi)星數(shù)觀測(cè)時(shí)段數(shù)時(shí)段長度（min）采樣間隔（s）時(shí)段中任一衛(wèi)星有

3、效觀測(cè)時(shí)間（min）15441.64510-3015說明： 1、接收機(jī)至少有L1載波相位，同步接收機(jī)數(shù)不小于2； 2、相鄰點(diǎn)間基線長度精度=a2+(b.d.10-6)2,固定誤差a不大于10mm，比例誤差系數(shù)b不大于10； 3、最簡(jiǎn)獨(dú)立閉合環(huán)或附合路線的邊數(shù)不大于8； 4、相鄰點(diǎn)之間的平均距離5-10km； 5、復(fù)測(cè)基線長度較差ds22; 6、獨(dú)立閉合環(huán)或者附合路線坐標(biāo)閉合差Wx3n, Wy3n, Wz3n, Ws33n，Ws=Wx2+Wy2+W z2 7、同步環(huán)閉合差 Wx35，Wy35 ， Wz35 8、無約束平差中，基線分量的改正數(shù)絕對(duì)值VX3， VY3，VZ3 9、約束平差中，基線分量

4、的改正數(shù)絕對(duì)值VX2，VY2，VZ2另外，其他的規(guī)范要求如下：表1 精度分級(jí)級(jí)別固定誤差a,mm比例誤差系數(shù)AA30.01A50.1B81C105D1010E1020表2 最簡(jiǎn)獨(dú)立閉合環(huán)或附合路線邊數(shù)的規(guī)定級(jí)別ABCDE閉合環(huán)或附合路線的邊數(shù)566810表 3 GPS網(wǎng)中相鄰點(diǎn)之間的平均距離級(jí)別項(xiàng)目AAABCDE平均距離10002007010-155-100.2-5表4 各級(jí)GPS測(cè)量基本技術(shù)要求規(guī)定級(jí)別項(xiàng)目AAABCDE衛(wèi)星截止高度角（度）101015151515同時(shí)觀測(cè)有效衛(wèi)星數(shù)444444有效觀測(cè)衛(wèi)星總數(shù)20209644觀測(cè)時(shí)段數(shù)106421.61.6注在時(shí)段中觀測(cè)時(shí)間符合上表中第七項(xiàng)規(guī)

5、定的衛(wèi)星，為有效觀測(cè)衛(wèi)星；計(jì)算有效衛(wèi)星觀測(cè)總數(shù)時(shí)，應(yīng)將各時(shí)段的有效觀測(cè)衛(wèi)星數(shù)扣除其間的重復(fù)衛(wèi)星數(shù)；觀測(cè)時(shí)段長度，應(yīng)為開始記錄數(shù)據(jù)到結(jié)束記錄的時(shí)間段；觀測(cè)時(shí)段數(shù)1.6，指每一站觀測(cè)一時(shí)段，至少60%測(cè)站再觀測(cè)一時(shí)段。對(duì)于本次要布設(shè)的D 級(jí)網(wǎng)，靜態(tài)觀測(cè)：時(shí)段長度45min,采樣間隔1030s，任一衛(wèi)星的有效觀測(cè)時(shí)間15min四、點(diǎn)位分布五、外業(yè)觀測(cè)情況本小組外業(yè)測(cè)量中所用的儀器為徠卡接收機(jī)，精度經(jīng)檢驗(yàn)合格。本組一共觀測(cè)9個(gè)點(diǎn)，9個(gè)時(shí)段，整個(gè)大隊(duì)測(cè)量的網(wǎng)為20個(gè)點(diǎn)；采用的儀器為徠卡5臺(tái)，儀器參數(shù)統(tǒng)一設(shè)為采樣率為5s，截止高度角10°，采用專用尺測(cè)量天線高度，各臺(tái)儀器對(duì)中、整平情況良好，整個(gè)

6、網(wǎng)與已知的控制點(diǎn)（G001,G002,G003,G004）聯(lián)測(cè)。六、數(shù)據(jù)處理1、 基線解算和質(zhì)量控制此次基線處理采用TGO軟件，采用的星歷為廣播星歷，對(duì)于不同的基線所采用的參數(shù)不相同，大致設(shè)置過的參數(shù)包括“動(dòng)態(tài)”中的“最少參考觀測(cè)值時(shí)間”（設(shè)為0sec），“最大修復(fù)周滑動(dòng)”（在0到600之間調(diào)節(jié)），反選質(zhì)量驗(yàn)收標(biāo)準(zhǔn)，“編輯乘法器”（2.5到3.5之間變化）以及對(duì)流層和電流層參數(shù)的設(shè)置（使用很少）。最終處理得到的結(jié)果見下表：表一 所有環(huán)閉合差結(jié)果長度D水平D垂直PPMS2 - S11 - S3 1098.146m.011m-.047m43.888S3 - S136 - S114 1235.073

7、m.027m.028m31.355S6 - S10 - S12 1440.072m.003m-.011m8.09S6 - S10 - S37 1440.074m.005m.000m3.295S11 - S10 - S12 1440.077m.001m-.005m3.44S11 - S10 - S37 1440.078m.005m.007m5.833S6 - S136 - S95 1599.136m.030m-.004m18.674S6 - S137 - S95 1599.111m.017m.018m15.626S11 - S136 - S95 1599.140m.029m.002m18.016

8、S11 - S137 - S95 1599.115m.013m.025m17.595S12 - S14 - S38 1376.568m.017m-.019m18.552S12 - S43 - S38 1376.576m.003m.020m14.386S37 - S14 - S38 1376.570m.015m-.031m24.928S37 - S43 - S38 1376.578m.003m.008m6.355S12 - S40 - S36 1775.902m.003m.014m8.283S37 - S40 - S36 1775.904m.001m.003m1.655S12 - S94 - S

9、88 1797.173m.022m.005m12.503S12 - S96 - S95 1797.155m.008m.019m11.642S37 - S94 - S88 1797.175m.018m-.006m10.749S37 - S96 - S95 1797.157m.012m.008m7.867S36 - S41 - S38 1374.324m.002m.003m2.735S36 - S42 - S39 1577.186m.028m-.002m17.48S38 - S142 - S95 2017.822m.019m.007m10.124S38 - S143 - S88 2017.819m

10、.014m-.018m11.3S10 - S96 - S136 1291.481m.022m.012m19.376S10 - S96 - S137 1291.456m.013m-.010m12.626S14 - S21 - S16 1128.048m.009m-.019m18.818S14 - S25 - S16 1128.041m.010m-.049m44.204S14 - S27 - S16 1128.049m.011m-.020m20.287S43 - S21 - S16 1128.057m.014m.019m21.019S43 - S25 - S16 1128.050m.005m-.0

11、10m9.848S43 - S27 - S16 1128.057m.011m.019m19.095S43 - S28 - S130 1879.020m.004m-.037m19.728S14 - S142 - S96 1531.755m.025m-.032m26.696S14 - S143 - S94 1531.753m.013m-.043m29.126S43 - S142 - S96 1531.764m.015m.007m10.812S43 - S143 - S94 1531.761m.009m-.004m6.187S14 - S41 - S40 1412.927m.014m-.037m27

12、.858S43 - S41 - S40 1412.935m.001m.002m1.49S14 - S45 - S44 1782.063m.008m-.037m21.31S43 - S45 - S44 1782.071m.006m.002m3.648S16 - S24 - S130 1543.688m.016m-.047m32.387S16 - S91 - S94 1612.034m.000m-.008m4.861S130 - S90 - S96 2076.817m.012m-.028m14.834S21 - S24 - S22 1680.317m.019m.033m22.866S21 - S2

13、4 - S23 1680.330m.014m.034m21.78S21 - S24 - S28 1680.325m.002m.009m5.39S21 - S34 - S22 1680.320m.020m.028m20.364S21 - S34 - S23 1680.333m.013m.028m18.488S21 - S34 - S28 1680.327m.004m.003m3.008S25 - S24 - S22 1680.310m.010m.004m6.401S25 - S24 - S23 1680.323m.010m.005m6.41S25 - S24 - S28 1680.318m.00

14、7m-.021m12.97S25 - S34 - S22 1680.313m.011m-.002m6.814S25 - S34 - S23 1680.326m.008m-.001m4.7S25 - S34 - S28 1680.321m.006m-.026m16.181S27 - S24 - S22 1680.318m.016m.033m21.698S27 - S24 - S23 1680.330m.009m.033m20.573S27 - S24 - S28 1680.325m.003m.008m5.241S27 - S34 - S22 1680.321m.018m.027m19.171S2

15、7 - S34 - S23 1680.333m.009m.028m17.19S27 - S34 - S28 1680.328m.005m.002m3.511S21 - S31 - S26 2118.328m.002m.002m1.039S21 - S31 - S54 2118.335m.008m.001m3.993S25 - S31 - S26 2118.321m.010m-.028m14.007S25 - S31 - S54 2118.328m.017m-.029m15.939S27 - S31 - S26 2118.328m.005m.001m2.179S27 - S31 - S54 21

16、18.335m.012m.000m5.494S21 - S33 - S29 2112.318m.004m.017m8.419S25 - S33 - S29 2112.312m.013m-.012m8.314S27 - S33 - S29 2112.319m.006m.017m8.396S21 - S91 - S143 1936.171m.008m.015m8.936S25 - S91 - S143 1936.164m.006m-.014m7.894S27 - S91 - S143 1936.171m.003m.015m7.838S22 - S32 - S26 2568.168m.016m-.0

17、50m20.392S28 - S32 - S26 2568.176m.002m-.025m9.835S28 - S32 - S54 2568.183m.007m-.026m10.547S22 - S35 - S29 2240.330m.018m-.025m13.573S23 - S35 - S29 2240.342m.012m-.025m12.478S28 - S35 - S29 2240.337m.002m.000m0.683S22 - S90 - S143 2507.232m.015m.003m5.888S23 - S90 - S143 2507.245m.006m.002m2.659S2

18、8 - S90 - S143 2507.239m.006m.027m11.14S26 - S30 - S29 2570.866m.003m.026m10.295S54 - S30 - S29 2570.873m.007m.027m11.01S26 - S109 - S45 2503.343m.008m-.024m10.099S54 - S109 - S45 2503.350m.001m-.023m9.214S26 - S50 - S51 2177.726m.017m-.042m20.836S54 - S50 - S51 2177.733m.010m-.041m19.416S26 - S53 -

19、 S55 2815.892m.003m-.006m2.286S54 - S53 - S55 2815.899m.006m-.005m2.78S41 - S70 - S55 1783.469m.015m.028m17.997S45 - S46 - S51 1645.497m.005m-.001m3.293S45 - S77 - S55 1692.033m.001m-.013m7.496S45 - S48 - S55 1692.045m.013m-.007m8.543S51 - S52 - S55 1977.128m.006m-.009m5.59S24 - S32 - S31 1911.318m.

20、005m-.018m9.758S34 - S32 - S31 1911.321m.007m-.024m13.012S24 - S35 - S33 1443.346m.005m-.008m6.64S34 - S35 - S33 1443.349m.007m-.014m10.887S24 - S90 - S91 2120.549m.001m.021m9.714S34 - S90 - S91 2120.551m.002m.015m7.061S31 - S30 - S33 1919.313m.002m.011m5.634S32 - S30 - S35 1639.941m.001m.001m0.989S

21、109 - S46 - S50 1915.689m.011m.017m10.665S109 - S77 - S53 2230.512m.007m-.031m14.293S109 - S48 - S53 2230.524m.006m-.025m11.71S50 - S52 - S53 2004.652m.010m-.046m23.362S98 - S99 - S60 2097.652m.005m-.009m4.838S98 - S101 - S56 2112.052m.009m-.002m4.288S98 - S105 - S46 1200.735m.028m.000m23.054S98 - S

22、141 - S61 1555.996m.008m.009m7.485S46 - S77 - S52 1184.733m.008m-.002m7.388S46 - S48 - S52 1184.745m.008m.003m7.258S46 - S132 - S61 1576.293m.010m-.009m8.5S52 - S83 - S61 1483.743m.018m-.006m12.541S56 - S58 - S61 2082.133m.001m-.003m1.595S56 - S59 - S60 1770.179m.001m.005m2.831S60 - S65 - S61 2080.2

23、86m.001m-.007m3.515S99 - S59 - S101 1369.002m.005m-.011m8.972S99 - S65 - S141 1397.641m.004m-.025m18.048S101 - S58 - S141 1365.165m.001m-.014m10.659S102 - S112 - S108 1214.102m.017m-.026m25.883S102 - S113 - S108 1214.094m.016m-.040m35.909S102 - S115 - S105 1401.064m.021m.047m36.939S102 - S116 - S105

24、 1401.067m.017m-.027m22.929S105 - S77 - S108 718.624m.009m-.049m68.962S105 - S48 - S108 718.636m.017m-.043m64.392S105 - S132 - S141 848.561m.029m-.018m40.426S59 - S58 - S65 1016.020m.000m-.001m0.863S112 - S77 - S115 1421.951m.022m-.025m23.423S112 - S77 - S116 1421.955m.018m.050m37.332S112 - S48 - S1

25、15 1421.963m.026m-.030m28.15S112 - S48 - S116 1421.967m.021m.044m34.537S113 - S77 - S115 1421.943m.013m-.039m28.879S113 - S77 - S116 1421.947m.009m.036m25.749S113 - S48 - S115 1421.955m.024m-.045m35.59S113 - S48 - S116 1421.959m.021m.030m25.514S112 - S70 - S71 1897.497m.010m-.003m5.565S113 - S70 - S

26、71 1897.489m.006m-.017m9.545S112 - S75 - S74 1304.288m.011m.040m31.639S113 - S75 - S74 1304.280m.028m.025m28.731S115 - S66 - S71 1855.910m.004m.009m5.624S115 - S68 - S74 1694.426m.010m-.011m8.738S71 - S72 - S74 2037.841m.005m-.017m8.631S66 - S70 - S77 1120.489m.015m-.013m17.62S66 - S70 - S48 1120.50

27、1m.021m-.018m25.147S66 - S72 - S68 1939.767m.001m.003m1.71S77 - S83 - S132 972.530m.014m.001m14.554S48 - S83 - S132 972.542m.003m.007m7.324表二 所有的復(fù)測(cè)基線較差結(jié)果ID從到基線長度解算類型比率參考變量RMSdsB42G004G212423.143L1 固定12.87.2220.0110.8584130.71221-5B84G212G004423.138L1 固定55.23.3530.006B86G215G004395.598L1 固定4.115.0510

28、.01210.7540630.41707-25B44G215G004395.573L1 固定6.6520.025B89G215G212780.409L1 固定316.6130.01412.6847935.878-9B49G215G212780.4L1 固定2.417.0390.016B62G215G209756.83L1 固定2.944.4270.02112.541135.47158-12B53G215G209756.818L1 固定2.738.9810.023B38G212G211568.905L1 固定19.45.5960.00811.5050132.54109-2B45G211G2125

29、68.903L1 固定1113.1150.012B58G215G211447.862L1 固定3.255.6560.02610.957130.99136-10B47G215G211447.852L1 固定4.445.7610.024B57G216G210435.549L1 固定6.812.0830.01210.9073530.850653B71G210G216435.552L1 固定1.63.2390.006B63G216G209836.703L1 固定9.73.0310.00613.0386836.87896-6B69G209G216836.697L1 固定713.4510.012B64G2

30、09G218982.98L1 固定10.612.7390.01114.022339.661067B78G218G209982.987L1 固定4.434.0540.019B4G220G003281.182L1 固定2.328.8850.01710.387829.3811313B34G003G220281.195L1 浮動(dòng)1.531.8110.017B6G203G206452.707L1 固定64.930.5740.01710.9769931.04762-8B12G203G206452.699L1 固定5.519.0530.014B7G220G203684.61L1 固定3.231.1130.0

31、1712.1189634.277584B14G220G203684.614L1 固定1.975.9630.03B10G220G206284.631L1 固定4.256.3690.02410.3971929.407683B19G206G220284.634L1 固定1.775.0190.031B37G209G220564.895L1 固定4.362.8650.02611.4852432.4851521B80G220G209564.916L1 浮動(dòng)043.8770.023B35G211G209327.081L1 固定16.15.8070.00810.5213229.75879-8B52G211G2

32、09327.073L1 固定11.335.9940.02表三 兩個(gè)同步環(huán)閉合差計(jì)算成果基線B64B67B70坐標(biāo)增量（mm）=13.169535=4.562dX（/m）-864.262m-101.700m-965.954m1dY（/m）-89.275m-320.490m-409.788m3dZ（/m）-459.707m419.786m-39.934m3斜距（/m）982.980537.8441050.042平均：856.9553基線B1B2B5坐標(biāo)增量（mm）=12.088935=4.187dX（/m）-20.895m208.905m229.797m3dY（/m）475.356m543.988

33、m68.645m3dZ（/m）-752.270m-683.580m68.702m2斜距（/m）890.118898.246249.477平均：679.2803表四 三個(gè)異步環(huán)閉合差計(jì)算成果基線B45B36B35坐標(biāo)增量（mm）=10.01033=52.016dX（/m）489.037-448.22440.8076dY（/m）254.419-97.412157.0213dZ（/m）-140.585-143.438-284.0113斜距（/m）568.903480.592327.081458.基線B45B36B52坐標(biāo)增量(mm）=10.0133=52.0162dX（/m）489.037-448.

34、22440.82411dY（/m）254.419-97.412156.98423dZ（/m）-140.585-143.438-284.0185斜距（/m）568.903480.592327.073458.856基線B78B70B67坐標(biāo)增量（mm）=10.036633=52.1519dX（/m）864.268-965.954-101.70.014dY（/m）89.274-409.788-320.49-0.024dZ（/m）459.711-39.934419.7860.009斜距（/m）982.9871050.042537.844856.2、網(wǎng)平差處理與質(zhì)量控制本次平差處理和基線解算一樣，所用的

35、軟件都是TGO，無約束平差最終歸算到WGS-84坐標(biāo)系，約束平差歸算到自己定義的坐標(biāo)系（以北京54坐標(biāo)系為基準(zhǔn)，投影中央子午線為114°，水準(zhǔn)面模型為EGM96）；無約束平差是在處理基線的過程中同步完成的，平差形式為一倍中誤差；約束平差起算數(shù)據(jù)為WH04（.694 , .801 , 33.436），WH06（.069 , .508 , 28.211），WH13（.046,.365,27.719），在處理完基線后進(jìn)行，平差形式也是一倍中誤差。1）無約束平差基線向量改正數(shù)統(tǒng)計(jì)表一 高程改正高程改正數(shù)0-1cm1-2cm2-3cm3-4cm4cm以上基線條數(shù)23262563表二 距離改正改

36、正數(shù)值01mm2mm3mm4mm5mm6mm7mm8mm以上基線條數(shù)233192016965相鄰點(diǎn)距離中誤差統(tǒng)計(jì)表一 相鄰點(diǎn)距離中誤差統(tǒng)計(jì)中誤差/mm12345>6數(shù)目/條1923211910表二 相鄰點(diǎn)距離中誤差詳細(xì)表格ID從到基線長度中誤差B1G003G203890.118m0.001 B2G003G204898.246m0.002 B3G003G206554.672m0.004 B4G220G003281.182m0.002 B34G003G220281.195m0.001 B5G203G204249.477m0.000 B6G203G206452.707m0.001 B12G20

37、3G206452.699m0.003 B7G220G203684.610m0.003 B14G220G203684.614m0.001 B8G204G206602.104m0.003 B9G220G204760.339m0.002 B13G203G207521.930m0.001 B15G206G205270.662m0.004 B16G207G205236.854m0.000 B28G207G205236.803m0.002 B17G220G205417.234m0.001 B18G207G206239.466m0.004 B20G207G220194.524m0.002 B21G001G0

38、0247.911m0.002 B22G001G205472.797m0.003 B23G207G001655.565m0.003 B24G001G219873.315m0.001 B25G205G002495.312m0.000 B26G207G002665.526m0.002 B27G219G002848.954m0.002 B29G219G205736.021m0.000 B30G219G207583.172m0.001 B31G003G209386.293m0.001 B32G003G211699.561m0.003 B33G212G003507.438m0.001 B35G211G20

39、9327.081m0.001 B52G211G209327.073m0.002 B36G212G209480.592m0.000 B37G209G220564.895m0.002 B80G220G209564.916m0.003 B38G212G211568.905m0.002 B45G211G212568.903m0.003 B39G211G220890.095m0.003 B40G212G220788.552m0.003 B41G004G211448.031m0.000 B42G004G212423.143m0.001 B84G212G004423.138m0.001 B51G209G21

40、0408.078m0.004 B61G210G209408.071m0.003 B68G209G210408.078m0.000 B54G209G216836.690m0.003 B63G216G209836.703m0.003 B69G209G216836.697m0.004 B55G211G210392.897m0.002 B57G216G210435.549m0.000 B71G210G216435.552m0.001 B59G211G216715.241m0.002 B64G209G218982.980m0.002 B78G218G209982.987m0.003 B65G218G21

41、0727.270m0.001 B66G218G216748.499m0.001 B67G218G217537.844m0.001 B70G209G2171050.042m0.000 B72G210G217654.199m0.003 B73G216G217353.598m0.000 B74G206G209842.503m0.004 B75G218G206990.409m0.002 B76G219G206477.061m0.000 B79G219G209657.564m0.001 B81G219G218537.182m0.003 B82G220G218955.469m0.000 B83G220G2

42、19423.038m0.003 B85G213G004241.000m0.001 B88G213G212434.004m0.000 B91G213G215598.475m0.000 B89G215G212780.409m0.004 B49G215G212780.400m0.004 B86G215G004395.598m0.001 B44G215G004395.573m0.003 B62G215G209756.830m0.004 B53G215G209756.818m0.001 B60G215G216913.724m0.000 B58G215G211447.862m0.001 B47G215G2

43、11447.852m0.002 B56G215G210771.275m0.003 2）約束平差基線向量改正數(shù)統(tǒng)計(jì)表一 高程改正改正數(shù)值4mm8mm10mm11mm14mm18mm19mm其他基線條數(shù)42413310表二 距離改正改正數(shù)值1mm2mm3mm4mm5mm6mm基線條數(shù)075330相鄰點(diǎn)距離中誤差統(tǒng)計(jì)表一 相鄰點(diǎn)距離中誤差統(tǒng)計(jì)中誤差/mm123456數(shù)目/條075330表二 相鄰點(diǎn)距離中誤差明細(xì)觀測(cè)從點(diǎn)到點(diǎn)觀測(cè)距離后驗(yàn)誤差B36WH13WH15342.046m.002mB26WH04WH05173.005m.002mB19WH15WH04141.472m.002mB25WH04WH1

44、5141.472m.002mB34WH11WH12182.741m.002mB32WH11WH12182.741m.002mB21WH15WH13342.046m.002mB28WH06WH05157.596m.003mB20WH15WH05307.959m.003mB30WH13WH0572.844m.003mB24WH04WH13220.966m.003mB27WH04WH13220.966m.003mB31WH06WH14308.938m.004mB22WH04WH11531.985m.004mB23WH04WH12573.895m.004mB35WH12WH14560.327m.005

45、mB29WH05WH14187.979m.005mB33WH11WH14564.831m.005m3)附件控制網(wǎng)示意圖無約束平差坐標(biāo)點(diǎn)北坐標(biāo)東坐標(biāo)高度高程G003.097m .397m 14.746m 14.746m G203.189m .147m 12.984m 12.984m G204.991m .253m 20.128m 20.128m G206.182m .697m 18.130m 18.130m G220.574m .894m 17.476m 17.476m G205.276m .975m 14.402m 14.402m G207.914m .821m 13.835m 13.835m G001.654m .354m 19.718m 19.718m G002.968m .236m 19.719m 19.719m G219.122m .984m 26.825m 26.825m G209.438m .347m 19.771m 19.771m G211.504m .303m 55.393m 55.393m G212.396m .292m 9.884m 9.884m G004.500m .550m 19.626m 19.626m G210.970