The Taiping-Huangshan batholith in southe ast China is a poygenetic composite granitoidconsisting of two parts. The nor......

The optical properties of both the annealed and as-deposited ZnO thin films by radio frequency (RF) magnetron sputterin......

我国民族唱法中的歌唱语言是依据我国鲜明的民族语言特点来吐字行腔的，字正腔圆即是我国传统声艺术的重要创伤原则，吐字准确，咬字清晰......

歌唱基本要素中的呼吸与发声对歌唱换声技巧起着极其重要的作用。具备换声能力的歌唱来自歌唱者处于何种呼吸状态;来自对震源体精......

There are many difficulties in translating the English language.A change in tone can change the meaning of a sentence en......

从传统意义上讲,临床医生对错畸形的关注主要集中于牙列的美观和咬合功能,因此经常忽略牙列或牙弓不齐对发音的影响。而语言是人类......