请教高手如何读取文件中具体数据
比如要读取某行某列的数据用什么语句？具体数据如下前面是头文件，后面是数据2.11 OBSERVATION DATA G (GPS) RINEX VERSION / TYPE
GPSNet 2.51 2653 29-Jul-08 07:59:49 PGM / RUN BY / DATE
CDKC MARKER NAME
MARKER NUMBER
OBSERVER / AGENCY
4603204513 TRIMBLE NETRS Nav 1.20 / Boot 1 REC # / TYPE / VERS
0 RCV CLOCK OFFS APPL
TRM41249.00 ANT # / TYPE
-1335374.1394 5325410.6572 3236183.3942 APPROX POSITION XYZ
-0.0533 0.0000 0.0000 ANTENNA: DELTA H/E/N
1 1 0 WAVELENGTH FACT L1/2
9 C1 P2 C2 L1 L2 S1 S2 D1 D2# / TYPES OF OBSERV
15.000 INTERVAL
2008 7 29 0 0 0.0000000 GPS TIME OF FIRST OBS
END OF HEADER
08 7 29 0 0 0.0000000 0 10G18G22G09G24G06G05G14G12G21G15
20760086.688 20760082.559 -24112656.81007 -17750889.22547
48.000 36.000 0.000 0.000
22204307.992 22204302.508 -16255524.21407 -12608313.32647
48.000 32.000 0.000 0.000
20334359.805 20334357.031 -27956870.18607 -20061602.12047
50.000 38.000 0.000 0.000
23222982.461 23222981.285 -9372251.45405 -6809280.11446
41.000 27.000 0.000 0.000
24974760.781 24974758.395 -2051879.88204 690980.29445
38.000 17.000 0.000 0.000
24630949.047 24630947.082 -4542351.64604 -2891850.16845
38.000 16.000 0.000 0.000
22918694.172 22918691.719 -11396625.55806 -6882698.76846
43.000 27.000 0.000 0.000
24686522.953 24686519.520 24686520.457 -2840673.57005 -2188575.36545
41.000 19.000 0.000 0.000
20428846.508 20428842.215 -27194106.46507 -19987466.40147
48.000 36.000 0.000 0.000
24159058.922 24159056.055 24159056.625 -6312340.80505 -4047538.88146
42.000 22.000 0.000 0.000
08 7 29 0 0 15.0000000 0 10G18G22G09G24G06G05G14G12G21G15
20757878.141 20757874.348 -24124261.74807 -17759932.04047
48.000 36.000 0.000 0.000
22198109.063 22198104.145 -16288097.74507 -12633695.30046
48.000 31.000 0.000 0.000
20335576.500 20335573.172 -27950477.22807 -20056620.60347
50.000 38.000 0.000 0.000
23232491.211 23232490.340 -9322281.36005 -6770342.40746
41.000 26.000 0.000 0.000
24977732.117 24977729.445 -2036267.42004 703145.85445
38.000 16.000 0.000 0.000
24623233.898 24623231.410 -4582896.37905 -2923443.42145
40.000 17.000 0.000 0.000
22913275.375 22913272.203 -11425102.97205 -6904888.96346
42.000 26.000 0.000 0.000
24679951.164 24679947.367 24679947.789 -2875212.38304 -2215488.69245
39.000 19.000 0.000 0.000
20433223.945 20433220.012 -27171102.48906 -19969541.22847
47.000 37.000 0.000 0.000
24166824.430 24166821.059 24166821.863 -6271534.06505 -4015741.43446
42.000 22.000 0.000 0.000
