Hi, in my array formula I have these things. What does 4 of them mean?

"=COUNT(IF((LdTrTop:LdTrBot = "" L"")*(TypeTop:TypeBot = "" C"")*(SpeedTop:SpeedBot > 22)*(SpeedTop:SpeedBot < 29)*(LRVertTop:LRVertBot > 25), LRLat" & crib & "Top:LRLatBot,""""))"