齿轮由proe导入adams出现的问题!

adams中的提示：The CV marker, .MPRO_model.GROUND.MARKER_17, is not on the same part (.MPRO_model.GROUND) as the
J markers of the joints for the gear, .MPRO_model.GEAR_1.（关于齿轮由proe导入adams中出现的问题）求大神指教！