Rest vertical dimension is the lower face height measured from chin point to nasospinale, with the mandible in rest position.
垂直距离的概念可以是指下颌
于姿
个标志
之间的距离，主要与肌功能有关。
Rest vertical dimension is the lower face height measured from chin point to nasospinale, with the mandible in rest position.
垂直距离的概念可以是指下颌于姿个标志之间的距离，主要与肌功能有关。
The length of the face determined by the distance of separation of jaws. The reference mark are nasospinale and chin point .The distance of these two marks is VD.
临床上，
下部垂直距离的参考标志一般用鼻下和颏下，分别于口裂的上、下方。
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