Formula
CommonFun.calcBuff_6511
function CommonFun.calcBuff_6511(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local StrengthLv = srcUser:GetEquipedStrengthLv(c)
local A = d
if b <= StrengthLv then
A = math.floor((StrengthLv - b) / 10) * a + A
end
return A
end