| 1.4. | "Actual seat-back angle" means the angle formed by the vertical through the "H" point with the torso reference line of the human body represented by the manikin described in paragraph 3 below. | a0c0 |
| 1.4. | "Actual seat-back angle" means the angle formed by the vertical through the "H" point with the torso reference line of the human body represented by the manikin described in paragraph 3 below. | a0c0 |