What does SIR stand for?
SIR stands for "Submarine Intermediate Reactor"
How to abbreviate "Submarine Intermediate Reactor"?
"Submarine Intermediate Reactor" can be abbreviated as SIR
What is the meaning of SIR abbreviation?
The meaning of SIR abbreviation is "Submarine Intermediate Reactor"
What does SIR mean?
SIR as abbreviation means "Submarine Intermediate Reactor"
