   
           
      
  89913
   48
   2018-12-24
   2019-11-01
  7
 
 
     
 
   2019-08-07 16:02
  7678 
0

   

                          





1.

      

        

2.

      

       

3.

      

       

4.

       

        

5.

      

        

6.

     

      

7.

     

       


 

   

       

   

       


 

     

          

     

          

    

        


            

1.

                  

2.

        

        

3.

       

     

     

       

4.

        

        

        

5.

              

              


       

1.

         

         

2.

                 

3.

          

                  

4.

     

     

        

5.

           


       

1.                         

                                       

                                 

                                     

           

2.     

  =   +   +    

①       

②            

③                         

               


         

①               

②              

③   15       30       

④           

⑤                    

⑥       15       

                 


                                                      



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