?膨胀曲率
... 膨胀曲壁 swell wall 膨胀曲率 expansion curvature 曲线 [数学] curve; bight; bought; profile; net◇曲线板 french curve; irregular curve; curve board; spline; 曲线尺 spline; 曲线计opisometer;曲线锯 sweep-saw; turning saw; coping saw; scroll saw; compass saw; 曲线球 bender; 曲线图 diagram of curves; plot; curve; profile; curve diagram; 曲线运动 curvilinear motion ...