locating pad

例句：

1. 1. The engineer used a locating pad to mark the location of the bolts.
   工程师使用定位垫来标记螺栓的位置。
2. 2. The tool was designed to locate and measure the distance between two points accurately.
   该工具被设计用来准确地测量两个点之间的距离。
3. 3. The technician used a locating pad to ensure that the screws were properly aligned.
   技术员使用定位垫来确保螺丝正确对齐。