[转载]GMT:Example B15—【GMT画时间序列（三角函数）】
郑晖
C:\\GMT_Samples\\ex05 gmtset GRID_CROSS_SIZE 0 ANOT_FONT_SIZE 15 FRAME_WIDTH 0.2c gmtset GRID_PEN 0.25pta gmtset PLOT_DEGREE_FORMAT ddd:mm:ssF gmtset ...