chao cac ban,
minh cung thay rat nhieu ban ve co ten la P&ID, no la ban ve so do nguyen ly, giong voi ban ve flow chart nhung minh cung khong biet chinh xac tu viet tat cua no la gi. minh don rang no la principle and indicator diagram, khong biet co dung khong?
co ban nao biet chi giup.