location=structure(
.Data=c(1.9792,110.02,1.9375,110.06,1.8958,110.1,1.8542,110.15,1.8125,110.19,1.7708,110.23,1.7292,110.27,1.6875,110.31,1.6458,110.35,1.6042,110.4,1.5625,110.44,1.5208,110.48,1.4792,110.52,1.4375,110.56,1.3958,110.6,1.3542,110.65,1.3125,110.69,1.2708,110.73,1.2292,110.77,1.1875,110.81,1.1458,110.85,1.1042,110.9,1.0625,110.94,1.0208,110.98,0.97917,111.02,0.9375,111.06,0.89583,111.1,0.85417,111.15,0.8125,111.19,0.77083,111.23,0.72917,111.27,0.6875,111.31,0.64583,111.35,0.60417,111.4,0.5625,111.44,0.52083,111.48,0.47917,111.52,0.4375,111.56,0.39583,111.6,0.35417,111.65,0.3125,111.69,0.27083,111.73,0.22917,111.77,0.1875,111.81,0.14583,111.85,0.10417,111.9,0.0625,111.94,0.020833,111.98),
.Dim=c(48,2))

在加载数据的时候，在‘structure（’后提示‘expected collection operator c’。是怎么回事啊？因该没写错啊。