| Subject | English | Hungarian |
| transp., mil., grnd.forc. | bonnet leading edge reference line | motorházfedél szélének referenciavonala |
| med. | reference line | vonatkoztatási vonal |
| gen. | torso reference line | törzs vonatkoztatási vonala |
| comp., MS | wall reference line | fal referenciavonala (The line that extends from the wall begin point to the wall endpoint. Although the wall reference line is typically centered on the wall or aligned with one edge of the wall, you can locate it any distance you want from the wall) |