苗语方言比较中的几个语音问题

笔者认为苗语方言比较中应注意的几个语音问题：（１）声母与声调的关系，包括声母是否送气或带浊流音与声调的分化和合并、阳类调与声母的性质、浊通类声母前喉塞音的有无与声调的阴阳、鼻冠闭塞音的有无与声调的类别；（２）声母与韵母的关系，包括不同声母来源的合并对韵母分化的影响、软硬两类声母对韵母的制约、唇化音声母与圆唇元音韵母的关系、鼻音声母对韵母的同化异化作用、鼻音韵尾顺同化作用对闭塞音声母的影响；（３）连读变调对声母清浊变化、韵母韵律变更的影响。

A Few Phonetic Issues in Miao Dialects Comparison

This article believes that the few phonetic issues worth of attention are (1) relations between con- sonants and tones, including that between aspirated or voiced consonants and convergence and divergence of tone, that between tones ending with m, n, g and the quality of consonants; that between glottal stop of voiced consonants and tone ending; and that between nasal occluded consonants and the type of tone; (2)re- lations between consonants and simple and compound vowels, including the effect of combination of different sources on the divergence of simple and compound vowels, the restriction of soft and hard consonants on simple and compound vowels, the relation between pure consonants and rounded simple and compound vowels, the convergence and divergence effect of nasal consonants on simple and compound vowels, convergence effect of simple and compound vowels with nasal ending on occluded consonants; (3) the effect of continuous change of tones on the change of voice of consonants and rhythm of simple and compound vowels.