DataLab Version 1.2.0 	total opts: 145->142 	float_half: 17 -> 16 	float_i2f : 26 -> 24
DataLab Version 1.2.0
	total opts: 145->142
	float_half: 17 -> 16
	float_i2f : 26 -> 24

wcyz666/15-513_Labs,wcyz666/15-513_Labs,wcyz666/15-513_Labs