圆唇

现代满语唇辅音和圆唇元音的交互作用

The Interaction of Labial Consonants and Rounded Vowels in Modern Manchu

蒙古语圆唇元音演变轨迹

The course of the evolution of the Mongolian rounded vowels

本文介绍了一种新型金刚石钻头双锥圆唇孕镶金刚石钻头的设计原理、结构参数设计、及钻头所具有的提高钻进速度、提高钻头寿命和适应性及其他钻头可使用性。

A new type of double taper and round face impregnated drill bit is introduced . Its design principle and structure parameters are discussed .

小熊肥皂泡，能用作肥皂泡吹气层次治疗，以増强腹腔分级调控、口腔气流控制、上颚软口盖活动性、圆唇和舌头后缩。

The Bubble Bear , when used as part of the Bubble Hierarchy , can increase abdominal grading , controlled oral airflow , lip rounding , and tongue retraction .

到了高级阶段，中元音[9]和前高圆唇元音[y]经过长时间地学习，已有较为显著的进步。

As to the advanced stage , there is a significant progress after a long time learning the vowel [ (?) ] and the front high rounded vowel [ y ] .

不圆唇发音靠嘴唇里扁平位置或中性位置来发（一个音）发声时，从一个原因的发声位置开始过渡到另一个元音位置的元音。

To pronounce ( a sound ) with the lips in a flattened or neutral position . a vowel sound that starts near the articulatory position for one vowel and moves toward the position for another .

这些差异显示，这两个并不相邻的方言区同时存在的唇齿音现象，不是移民造成的语言转移的结果，而是[u]介音的圆唇性质及其摩擦化倾向使这两个地区发生了同样的音变。

These differences show , the labiodental phenomenon in the two localism areas not adjoined exist at the same time , not because of language shift by immigration , but because of the round lip nature and the fricative trend of head vowel .