数字万用表:Digital Multimeter, 直流稳压电源:the DC power supply, 压力真空表:the pressure vacuum gauge,留点温度计: thermometer leave, 医用接地阻抗测试仪:medical device impedance grounding, 医用电介质强度测试仪:Medical dielectric strength tester,医用漏电流测试仪: medical leakage current tester,读数游标卡尺: reading vernier caliper, 外径千分尺:micrometres in diameter,秒表: stopwatch, R规:R regulations, 高度游标卡尺:high vernier caliper
游标卡尺::Vernier Caliper