b     blue                .     point                -     solid
           g     green            o     circle               :     dotted
           r     red                  x     x-mark             -.    dashdot
           c     cyan               +     plus                --    dashed  
           m     magenta       *     star                 (none)  no line
           y     yellow            s     square
           k     black             d     diamond
                                          v     triangle (down)
                                          ^     triangle (up)
                                          <     triangle (left)
                                          >     triangle (right)
                                          p     pentagram
                                          h     hexagram

    For example, PLOT(X,Y,'c+:') plots a cyan dotted line with a plus
    at each data point; PLOT(X,Y,'bd') plots blue diamond at each data
    point but does not draw any line.

如何给坐标命名

title('题目');

ylabel('y座标');

xlabel('x轴');

zlabel(‘z轴’)；

用的时候是把颜色和形状信息输入在一起。并且部分先后顺序

例如：’rd：’（r代表红色，d代表菱形，：代表线型）