A Comparative Study Of Written Mongolian Phonetics In“Mongolian-Nog(?)ldae”and The “Manchu-Mongolian-Chinese Triglot Dictionary Of 1780”

In this paper,by comparing the written mongolian phonetics in “Mongolian-Nog?ldae”and the “Manchu-Mongolian-Chinese Triglot Dictionary of 1780”,attempts to clarify whether the written Mongolian phonetics in the two documents is consistent and whether there is a corresponding relationship between them,so as to provide linguistic evidence for determining whether the adaptation of "Mongolian-Nog?ldae” refers tothe “Manchu-Mongolian-Chinese Triglot Dictionary of 1780”.This paper is composed of introduction,text(four chapters),and conclusion.The introduction mainly introduces the research object,the general situation of the research,the reasons for the topic selection,the significance of the research and the research methods.The first chapter mainly introduces the methods and characteristics of the written Mongolian phonetics in “Mongolian-Nog?ldae”and “ Manchu-Mongolian-Chinese Triglot Dictionary of 1780”.The second,third,fourth chapter mainly compares the Mongolian vowels,diphthong,the long vowel,the related vowel harmonies and the consonants written in “Mongolian-Nog?ldae” and “Manchu-Mongolian-Chinese Triglot Dictionary of 1780”.The conclusion part expounds the author's conjecture according to the results obtained in the paper.