国际无线电咨询委员会(CCIR)通常根据技术发展的需要,提出研究课题,由各国进行研究后,输入文稿经中期会议、末期会议讨论修改补充,形成输出文件,一般为报告,成熟的为建议。由于这是集中各国专家智慧的成果,有其权威性,各国对这些文件都比较重 The International Radio Consultative Committee (CCIR) usually puts forward the research topics according to the needs of technological development. After the research is conducted by all countries, the input documents are discussed and revised at the mid-term meeting and the final meeting to form output documents, which are generally reported and mature. Since this is the result of concentrating the wisdom of experts from all countries, it has its own authority and all the countries have relatively heavy emphasis on these documents