Common Market to Help Lisbon, But Ties Aid to Democratic Rule
EEC foreign mins agree to intensify trade and aid relations with Portugal as long as such a move seems helpful in maintaining democracy there, Dublin meeting; agree in principle to discuss econ aid at requested meeting with Portuguese Foreign Min; acting EEC pres Garrett Fitzgerald (Ireland) will sound out Portuguese leaders on aid; EEC approach seen in marked contrast to that taken by US Pres Ford recently when he questioned Portugal's role in NATO if it becomes Communist-controlled; NATO diplomats' opinion of 'negative' US attitude toward Portugal cited; insistence of some EEC countries, especially West Ger, that any special aid be tied to maintenance of democracy will be played down by FitzGerald (M)