请教各位多维离散数据的插值问题
已经得到其他软件计算的多维数据（格式x,y,z,T)，现在需要知道其他任意一点x0,y0,z0对应的T值，请教各位如何插值？另外数据点个数很多，可以用interpn吗，我无论如何用不通这个函数，请各位指教，谢谢x y z T
38.6492 111.6059 0.20217000 2.36781584
38.6492 111.6057 0.39469000 2.36840782
38.6493 111.6052 0.61911000 2.36684528
38.6494 111.6047 0.80288000 2.36517863
38.6495 111.6041 1.02447000 2.36367391
38.6496 111.6035 1.19333000 2.36198158
38.6497 111.6028 1.37900000 2.36035166
38.6499 111.6021 1.58127000 2.35675595
38.6500 111.6012 1.79987000 2.35529199
38.6502 111.6002 2.03451000 2.35183106
38.6504 111.5991 2.28491000 2.34850112
38.6506 111.5979 2.55067000 2.34532400
38.6508 111.5965 2.83135000 2.34222764
38.6511 111.5950 3.12632000 2.33726472
38.6514 111.5935 3.43477000 2.33265944
38.6517 111.5917 3.75602000 2.32811651
38.6520 111.5899 4.08974000 2.32400985
38.6524 111.5879 4.43574000 2.31815964
38.6527 111.5858 4.79391000 2.31473928
38.6531 111.5835 5.16417000 2.30971897
38.6536 111.5811 5.54648000 2.30337141
38.6540 111.5786 5.94084000 2.29962711
38.6545 111.5759 6.34724000 2.29463474
38.6550 111.5731 6.76575000 2.29052507
38.6555 111.5701 7.19658000 2.28725131
38.6560 111.5670 7.63995000 2.28502594
38.6566 111.5636 8.09617000 2.28203959
38.6572 111.5601 8.56555000 2.28038295
38.6579 111.5564 9.04847000 2.27849517
38.6586 111.5525 9.54531000 2.27813360
38.6593 111.5485 10.05647000 2.27944147
38.6600 111.5442 10.58246000 2.28235907
38.6608 111.5397 11.12399000 2.28577076
38.6616 111.5349 11.68185000 2.29112513
38.6625 111.5300 12.25680000 2.29736808
38.6634 111.5248 12.84951000 2.30576639
38.6643 111.5193 13.46059000 2.31634073
38.6653 111.5135 14.09059000 2.32827869
38.6664 111.5075 14.74000000 2.34167680
38.6675 111.5012 15.40938000 2.35742544
38.6686 111.4946 16.09937000 2.37540034
38.6698 111.4878 16.81059000 2.39480732
38.6711 111.4806 17.54359000 2.41615413
38.6724 111.4730 18.29893000 2.43978413
38.6737 111.4652 19.07718000 2.46489574
38.6752 111.4570 19.87886000 2.49169829
38.6766 111.4485 20.70457000 2.51995080
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