their surfaces shall terminate in rounded edges, the radii of curvature being not less than 5 mm; (see Annex X, explanatory notes, paragraphs 5.5.1.2, 5.5.1.2.1, and 5.5.1.2.2):
olema ümaraservaliste pindadega, mille kumerusraadius on vähemalt 5 mm (vt X. lisa selgitavate märkuste punkte 5.5.1.2, 5.5.1.2.1 ja 5.5.1.2.2);