concave vein meaning in Hindi

Examples

1. A concave vein will fork into two concave veins ( with the interpolated vein being convex ) and the regular alteration of the veins is preserved.
2. A concave vein will fork into two concave veins ( with the interpolated vein being convex ) and the regular alteration of the veins is preserved.
3. The concave vein will fork into two concave veins ( with the interpolated vein being convex ) and the regular alteration of the veins is preserved.
4. The concave vein will fork into two concave veins ( with the interpolated vein being convex ) and the regular alteration of the veins is preserved.