超声　手持探头式多普勒胎儿心率检测仪　性能要求及测量和报告方法
Ultrasonics—Hand-held probe Doppler foetal heartbeat detectors—Performance requirements and methods of measurement and reporting

2009-11-15

Ultrasonics - Hand-held probe Doppler foetal heartbeat detectors - Performance requirements and methods of measurement and reporting
超声波 - 手持探头多普勒胎心跳探测器 - 性能要求和测量和报告方法

1994-12-15

Ultrasonics - Hand-held probe Doppler foetal heartbeat detectors - Performance requirements and methods of measurement and reporting
超声波学.手持式探头多普勒胎儿心跳检测器.性能要求和测量及报告方法

1996-05-05

Ultrasonics. Hand-held probe Doppler foetal heartbeat detectors. Performance requirements and methods of measurement and reporting
超声波学 手持探头多普勒胎儿心跳检测器 性能要求、测量和报告方法

1995-10-15

Ultrasonics - Hand-held probe doppler foetal heartbeat detectors - Performance requirements and methods of measurement and reporting (IEC 61266:1994); German version EN 61266:1995
超声学.手持式探头多普勒胎儿心跳检测器.性能要求及测量和报告方法（IEC 61266-1994）；德文版EN 61266:1995

1996-06-01