The relationship between the oblique line and every projection plane included Angle, and It's application on problems proposed and solved were discussed in the paper.
本文论述了一般位置直线与各投影面的夹角相互关系问题及其在命题、解题方面的应用。
Radiographic examination included Cobb Angle, rotation Angle of apical vertebrae, and translation of the C7 vertebra from the center sacral line on the coronal plane.
线检查包括Cobb角，椎体顶点的旋转角和C7椎体在冠状面从骶正中线的平移。
On the horizontal projection plane, an included Angle is formed between the thrusting bars and the longitudinal center line of the axle.
在水平投影面上，推力杆与车架纵向中心线之间具有夹角。
On the horizontal projection plane, an included Angle is formed between the thrusting bars and the longitudinal center line of the axle.
在水平投影面上，推力杆与车架纵向中心线之间具有夹角。
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