... position management 阵地管理 position marker位标器 position measurement 位置测量 ...
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?位置光标
? 位置光标(position marker):只能由任意波形来选择。主波形上的任何点都可以具有相
双语例句
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The child receives a message saying that the handet's position has been requested, and the parents receive an address, or a marker on a web-based ap, giving the child's location.