instrument approach localizer

例句：

1. 1. The instrument approach localizer is used to precisely measure the location of an object in space.
   仪器定位器用于精确测量空间中物体的位置。
2. 2. The engineer used the instrument approach localizer to ensure the accuracy of the survey data.
   工程师使用仪器定位器确保了调查数据的准确度。
3. 3. The localizer was a crucial tool for the astronaut during their mission, helping them locate and navigate throughthe vast expanse of space.
   定位器是宇航员在任务中的关键工具，帮助他们找到并导航穿越广阔的太空。