377
psi is Pounds per Square Inch, and is a measure of the pressure inside the boiler.
Boiler can be classified as below
Atmospheric Fluidized Bed Combustion Boiler (AFBC boiler) is a type of operational boiler. In a AFBC boiler a little more fluidized bed combustor is added than a conventional shell boiler.
Boiler have minimum pressure 28 bar as per. Indian boiler act.so p c xan not call a boiler
my guess is that ff stands for Flip Flop ie Back Handspring
friends forever
It means "and the following", usually when the subject continues to the next page/pages.
FF-FF-FF-FF-FF-FF
377
22 players on a football field
925 = silver FF = Fracture filled (if there's a stone). If solid silver, could be the maker's mark.
if you mean in music, it means fortisimo which means really loud ;)
ff means 'and following', meaning that the topic of interest continues into the next verses (for a Bible reference) or onto the next pages (for other references.
all dominant
in a computer game it means: Friendly fire
ff