TGeoVolume *acordeLSupport = new TGeoVolume("ACORDELS",acordeLongSupport,aluminium);
TGeoVolume *acordeTSupport = new TGeoVolume("ACORDETS",acordeThinSupport,aluminium);
TGeoVolume *acordeMainSupport = new TGeoVolumeAssembly("ACORDE_SUPPORT");
TGeoVolume *acordeLSupport = new TGeoVolume("ACORDELS",acordeLongSupport,aluminium);
TGeoVolume *acordeTSupport = new TGeoVolume("ACORDETS",acordeThinSupport,aluminium);
TGeoVolume *acordeMainSupport = new TGeoVolumeAssembly("ACORDE_SUPPORT");