【计】 PSD
formality; ground rule; procedure; proceeding; process; program
【计】 P; problem determination aid; PROC; program; related channel program
【化】 sequence
【经】 program; sequence
system; scheme
【计】 system
【化】 system
【医】 system; systema
【经】 channel; system
explain; narrate; account for; illustrate; make out; say; show; specify; state
directions; explanation
【计】 DCL; declaration; elucidata; explanatory notes
【化】 specification; specify
【经】 explanation; explanatory note; justification