TRR

TRR stands for:

• Technical rules for the pressure vessel ordinance - pipelines, see pressure vessel ordinance ;
• Total Recordable Rate , internationally recognized accident rate measured in TRC (Total Recordable Case, all occupational accidents above first aid severity) per 1 million working hours (h).
• Traditionsbahn Radebeul , a railway association based in Radebeul, Saxony
• Transregional Collaborative Research Center of the German Research Foundation
• Trusted Recursive Resolver , a DNS-resolving server for the use of DNS-over-HTTPS

t _rr stands for:

• engl. reverse recovery time, the switching time (also called blocking delay time or blocking recovery time ) for rectifier and signal diodes .

This is a disambiguation page for differentiating between several terms identified with the same word.