28days
28days
-
The graph of tooth movement in a period ( 28days ) can represent the movement trend of embedded tooth .
所得出的一个治疗周期内(28天)埋伏牙移动的时间&位移曲线图基本能反映埋伏牙的位移趋势。
-
This experiment had two phases , a total of 28 days : the first phase ( 1 ~ 14 days ), the second phase ( 15 ~ 28days ) .
试验分两期进行,共28d:第1期(第1~14天)和第2期(第15~28天)。