Observers from Earth can see two types of eclipses â eclipses of the Sun (solar eclipses), and eclipses of the Moon (lunar eclipses). These occur when the Sun, Earth and Moon align in a straight or almost straight configuration.
TRR may refer to: 1  China Bay Airport near Trincomalee, Sri Lanka. 2  Tamper-resistant receptacle, child-safe power receptacle required in new and renovated dwellings since the U.S. 2008 National Electrical Code.3  Target row refresh, a hardware feature of DDR4 used to prevent the row hammer effect from occurring. Tamper-resistant receptacle, child-safe power receptacle required in new and renovated dwellings since the U.S. 2008 National Electrical Code. 2  Target row refresh, a hardware feature of DDR4 used to prevent the row hammer effect from occurring.
1 TRR's work is based on the redundancy agreement between unions in PTK and employer associations in the Confederation of Swedish Industry. 2  A fee of 0,3 per cent of the company's payroll funds our services.ur goal is to try and make sure the time from one job to another should be as short, effective and as meaningful as possible. 1  TRR's mission is to create successful change in its affiliated companies and for their employees.