BS QC 410102-1992
电子元器件质量评估协调体系规范.电子设备用电位器.空白详细规范:丝杆传动和旋转式预调电位计.评估等级F
Specification for harmonized system of quality assessment for electronic components - Potentiometers for use in electronic equipment - Blank detail specification: lead-screw actuated and rotary preset potentiometers - Assessment level F