autocrop -10 10 setxrange -10 10 setyrange uselabo 20 setxunit 8 setfontsize /arrowscale {.8 dup} def 0 0 {-90} (Seringue) bbpict Pictdic currentdict copy setCourier (Anneau) Anneau cltext (Piston) Piston dctext (Out) Out dctext bleu [Anneau Out Piston] {times} plot