QB/T 2447-1999 具有摆轮游丝振荡系统的精密手表

具有摆轮游丝振荡系统的精密手表
Wrist-chronometers with spring balance oscillator

2013-12-17

Timekeeping instruments. Wrist-chronometers with spring balance oscillator
计时仪器 带弹簧平衡振荡器的腕表

2010-02-28

Timekeeping instruments — Wrist-chronometers with spring balance oscillator
计时仪器——带弹簧平衡振荡器的腕表

2009-11-30

Chronometer; wrist chronometer with piezo-electric oscillating system, designation, requirements, testing
天文钟；带压电振荡系统的腕表.名称.要求.试验

1978-12-01

Chronometer; wrist-chronometer with frequency of oscillating system 1000 Hz, designation, requirements, testing
天文钟；振荡系统频率为1000 Hz的腕式计时表名称、要求、测试

1980-10-01

Draft Document - Chronometer - Wrist chronometer with piezo-electric oscillating system - Part 2: Designation, requirements and testing
文件草稿.计时器.带压电振荡系统的腕式计时器.第2部分:名称、要求和试验

2010-09-01

Draft Document - Chronometer - Wrist-chronometer with frequency of oscillating system 1000 Hz - Part 1: Designation, requirements and testing
文件草案.计时器.振荡系统频率1000Hz的腕式计时器.第1部分:名称、要求和试验

2010-09-01

具有摆轮游丝振荡系统的时钟
Clocks with spring balance oscillator

2019-08-02