一直放大，坐标轴的起始坐标和终止坐标相同时，再次放大，坐标轴的刻度范围不在之前的范围内了
[ Full content available at: https://github.com/apache/incubator-echarts/issues/2049 ] This message was relayed via gitbox.apache.org for [email protected]
一直放大，坐标轴的起始坐标和终止坐标相同时，再次放大，坐标轴的刻度范围不在之前的范围内了
[ Full content available at: https://github.com/apache/incubator-echarts/issues/2049 ] This message was relayed via gitbox.apache.org for [email protected]