It probably means "Rate", as in a fielder's rate of production. The stat is measured by with a base of 100. If a player has a Fielding Rate of 100, he is a perfectly average player. Points are added or subtracted based on their number of runs. The higher your number, the better.
Are you sure you don't mean football? In football they would be Right Tackle and Left Tackle. In Baseball you'd have LF and RF for left field and right field, respectively, but I'm not familiar with RT and Lt in baseball.
RT mean "Re-tweet" It's for twitter
Road / Track racing technology
In crochet and knitting, RT stands for right twist.
retweet
I am not Sure I Taught it was Just the Model of the Crane.
Road/Track
Related to
DTi means - Diesel Turbo injection. RT is the spec level On the Scénic, RT is a good model. Bottom of the range is the RN, then comes your RT, then the luxurious RXE.
road and track
Re tweet
the only difference is the Turbo, that s only diff between ES\RT. *rt does not mean it has turbos, the rt es and base refer to the trim style of the vehicle, base is the low end rt is the high end, some rt are turbo some are not, all rt have the DOHC endine
RT is what you do