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  page_head 2 "Wear energy v.s. Curve Radius"                                                                                     
  yvar=wFMny_111l xvar=Curve_radius                                                                                               
  Diagram 11                                                                                                                      
   Point var_id=wear_quasi_001
   Point var_id=wear_quasi_002
   Point var_id=wear_quasi_003
   Point var_id=wear_quasi_004
   Point_line polygon all   line_type=8                                                                                            
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