网络天下

         I began learning English at shool in 1991.I'm  disgusted with English,I offen thought why our Chinese need learn english not foreigner learn Chinese.My capability for English is very poor.
         I will work to a foreign company this month.I must communicate with colleague in English.I must 

#define   Y_R_IN 0.257  
  #define   Y_G_IN 0.504  
  #define   Y_B_IN 0.098  
  #define   Y_ADD_IN 16  
   
  #define   U_R_IN 0.148  
  #define   U_G_IN 0.291  
  #define   U_B_IN 0.439  
  #define   U_ADD_IN 128  
   
  #define   V_R_IN 0.439  
  #define   V_G_IN 0.368  
  #define   V_B_IN 0.071  
  #define   V_ADD_IN 128