คู่มือการใช้งาน

A
การเตรียมการ
A–16


1. 
 2. 

3. 

 ,   4.
   ()

  
5. 

 1. ,
 
2. , 

,  3. 
,  
 4.
,   
 
5. , 

  6. 
, , 
   
 
  
,  