Three-dimensional reference system means a system as described in Appendix 2 to this annex;

Three-dimensional reference system means a system as described in Annex 11;

Three-dimensional reference system means a system as described in Appendix 2 to this Annex;

Three-dimensional reference system means a coordinate system as defined by appendix 2 to Annex 1 of the Consolidated Resolution on the Construction of Vehicles (R.E.3). In this framework the longitudinal axis of the vehicle is designated the X axis, the lateral axis is the Y axis and the vertical axis is the Z axis.

Three-dimensional reference system means a system as described in Annex 10;

Three-dimensional reference system means a system as described in Annex 13, Appendix 2.

Three-dimensional reference system means a reference grid which consists of a vertical longitudinal plane X-Z, a horizontal plane X-Y and a vertical transverse plane Y-Z in accordance with the provisions of Appendix 2 of Annex III to this Regulation;

Three-dimensional reference system means a system as described in Appendix 2 of this Annex.

Three-dimensional reference system means a system as described in Annex 1110;

Three-dimensional reference system means a reference system which consists of a vertical longitudinal plane X-Z, a horizontal plane X-Y and a vertical transverse plane Y-Z (see Annex 4, Appendix 1, figure 3), used to determine the relative distances between the position of design points on plans and their actual position on the vehicle;