This is implied by the dotted arrow in the figure. 这由图中的虚线箭头表示。
In the diagram, a thick blue arrow stands for page transition, a black arrow stands for card invocation, and an orange dotted arrow stands for field reference. 在图中,蓝色的宽箭头表示页面转换,黑色箭头表示卡片调用,而桔红色虚线箭头则表示字段引用。
It can be used for highway ang urban road reflective marking of straight line, dotted line, curve, oriented arrow and letters. 用于高速公路,市内道路,反光标线的直线、虚线、曲线,导向箭头、文字等。