Plans for a two-building apartment complex on Exchange Avenue will be reviewed by the city this week. Combined Properties Inc. plans to build two six-story buildings comprising 210 residential units and 170 parking spaces , according to city records. The new buildings would have addresses of 100 and 150 Exchange St. The lot most recently housed Team Super Fitness Center, but it has been vacant since 2008. Malden’s Site Plan Review Committee will consider the project during a 4:30 p.m. meeting on Tuesday at Malden Government Center. The plans are available to the public at the city’s planning office, Room 223 at Malden Government Center, 200 Pleasant St.