一、修订背景JJG841-1993《微波频率计数器》检定规程(以下简称“旧规程”)实施近20年,已无法满足目前大多数微波频率计数器的计量性能要求,许多使用者提出了修改意见和建议。此外,旧规程在格式和条款的编排上,与现行JJG1002-2010《国家计量检定规程编写规则》的要求也不相符,迫切需要修订。修订后的 First, the revised background JJG841-1993 “microwave frequency counter” verification procedures (hereinafter referred to as “old procedures ”) for nearly 20 years, has failed to meet the current measurement requirements of most of the microwave frequency counter, many users made amendments And advice. In addition, the old procedures in the format and terms of the arrangement, and the current JJG1002-2010 “National Metrology Rules for the preparation of rules” does not match the requirements, the urgent need to be amended. Revised