convexlyadv.中凸地；凸圆地convexadj.中凸的；凸圆的；凸面的n.凸状；凸面体；凸透镜convex tooled joint凸圆缝convexity algorithm凸性算法convexity structure凸结构convexity of roller轧辊凸度convex hypersurface凸超曲面convex to the below下凸convex metric space凸度量空间convex distribution凸分布convexlike function似凸函数convex neighborhood凸邻域