. | 
			

 :  | 
			
                        . | 
                    
                         | 
                
                                                                        
 250 
  6 ..
 
 4 .
 4 ..
  100 
  4 .
 ,    ,    .    75   ,          10 .    ,   , 4 ..  , ,         ,  ,     .   .        ,    .      180°C  30 .    ,    .                                                                                                    
!
                                                                          
	                    
 :  | 
                
| : | [1] |