Sugar solutions on the surface of exposed dentine cause water to be drawn out of the dentinal tubules causing which distorts the odontoblast causing pain.
[医
英语]《专业
语—
腔生理学
语O2(英文详解)》正文: Osmotic pressure - Water tends to move towards dense concentrations of ions.


村风格。
长
,所
星系会被拉伸,恒星和气体的长长的卷须会被


