针盘指示表 dial indicator

高度规、指盘针 Dial High Gauge

针盘指示器 dial indicator ; dial gage ; indicator

刻度盘指针 dial needle

度盘指针 dial pointer

罗盘指南针 Compass

指针盘 pointer disk ; dial

平衡盘指针 pointer of balance disk

针盘指示规 dial indicating gage