应该怎么看，怎么调？例如
// 3 attachment(s)
$attachment 0 "Base" 0.000000 2222222.250000 -0.400000
$attachment 1 "Base" 0.000000 0.500000 -0.200000
$attachment 2 "Base" 0.000000 -20.500000 -0.400000
是加的hk416的模型，原始模型是m4a1，但是加了模型后加消音器没有枪口火焰。。
// 14 animation sequence(s)
$sequence "idle" "idle" fps 16
$sequence "shoot1" "shoot1" fps 33 { event 5001 0 "22" }
$sequence "shoot2" "shoot2" fps 33 { event 5001 0 "22" }
$sequence "shoot3" "shoot3" fps 33 { event 5001 0 "22" }