对20世纪初以来有代表性的有关中古知庄章三组声母在《中原音韵》的分合及音值拟定问题的研究成果进行了综合述评,提出了近百年来学界研究中存在的分歧和问题,指出了解决问题的途径。研究指出,中古知庄章三组声母在《中原音韵》是合为一套的,其音值为卷舌声母[ts]、[ts]、[s]。 A comprehensive commentary on the research achievements of the consonants of the three groups of ancient Zhuangzhuangzhang since the early 20th century on the division and sounding of the “Central Plains” and the disagreements in the study of the past century Problem, pointed out the way to solve the problem. It is pointed out that the initial consonants of the ancient Zhuangzhangzhang three groups are in the same set as the “Zhongyuan rhyme”, and their sound values ​​are the initials [ts], [ts], [s].