位置索引 meaning in English

geographic list of services

If this property is not set , the control s position index is 0
如果未设置此属性，则控件的位置索引为0 。
Identifying the element either by its positional index or by its optional key
，通过位置索引或可选的键来标识元素。
Location index - plan
位置索引图
Since the position indices and texture coordinates share the same frequency , they can be added to the input layout
因为位置索引和纹理坐标使用相同的顶点个数，它们能够被添加到输入层次中。
In this paper , the charting method of electrical control diagram and the drawing method of location indexing for the automatic appliances such as relays or contactors are explained
摘要本文研究了电气控制电路图的图面区域的划分办法，接触器、继电器等自动电器触点位置索引的画法。