Rom File Names

Can anyone find a guide that explains the ROM file names, I know (U) means USA (North AMerica) and (!) means verified good dump, but I dont know what T+Chi means.I think I seen a thing somewhere online, but I cant find it now...

https://www.romulation.org/forum/index.php/topic,1359.0.htmlT+Chi means its been translated to Chinese if I recall.

that topic should do it.Except it doesnt explain what they mean. I will try to fill it inStandard Codes:[a] - Alternate
Alternate dump, must have a different CRC, but the same content[b] - Bad Dump
Copied bad[BF] - Bung Fix
???[c] - Cracked
Removed copy protection?[f] - Other Fix
Something was fixed that doesn't have a code?[h] - Hack
Modified version of a game, ex "Mario Warrior" where the guy in Dragon Warrior was made to look like Mario and the text says "Bowserlord" to fit the Matio theme[o] - Overdump
Filesize bigger than expected for some reason?[p] - Pirate
???[t] - Trained
Game trainer added (for cheating)[T] - Translation
Translated from one language to another(Unl) - Unlicensed
???[x] - Bad Checksum
Checksum stored in the rom is wrong?ZZZ_ - Unclassified
???[!] - Verified Good Dump
CRC matches and it's a good copy(???k) - ROM Size
Size of the ROM Chip?