检测依据标准 Test Basis Standards：
GB/T 6046-2016
型式检验检测项目 Type Testing Items:
工作可靠性、平均瞬时日差、工作温度、电压范围、平均温度系数、功耗电流、低电压可靠性、耐湿性能、耐振动性能、拨针机构、时分针协调差、显示同步性、外观、照明、日历、闹时可靠性、闹时偏差、闹时电压范围、闹时机构、闹时音量、闹时电流、报时可靠性、报时偏差、报时电压范围、报时音质、报时音量、报时电流。
Operational Reliability, Mean Instantaneous Daily Rate, Operating Temperature Range, Operating Voltage Range, Mean Temperature Coefficient, Power Consumption Current, Low Voltage Operation Reliability, Moisture Resistance, Vibration Resistance, Setting Mechanism (Crown/Push-button Functionality), Hand Alignment Error (Hour-Minute), Display Synchronization (Analog-Digital Consistency), Appearance Inspection, Illumination Function, Calendar Function Reliability, Alarm Activation Reliability, Alarm Time Deviation, Alarm Operating Voltage Range, Alarm Striking Mechanism, Alarm Sound Volume, Alarm Operating Current, Chime Reliability (Hourly Signal), Chime Time Deviation, Chime Operating Voltage Range, Chime Tone Quality, Chime Sound Volume, Chime Operating Current.
检验周期 Inspection Cycle：
型式检验周期一般为一年一次，发生下列情况之一时应进行型式检验：
a) 产品停产一个生产周期以上又恢复生产时；
b) 产品的设计、结构、工艺、材料有较大变动时；
c) 国家质量监督机构提出进行型式检验要求时。
Type testing shall generally be conducted once annually. Type testing must be performed under any of the following circumstances:
a) When production resumes after being halted for more than one full production cycle;
b) When significant modifications are made to the product's design, structure, manufacturing process, or materials;
c) When formally required by the national quality supervision authority.
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