Search “雅虎游戏平台官网-【➿官网ee1488·com➿】-中国竞彩足球-雅虎游戏平台官网k4z5-【➿官网ee1488·com➿】-中国竞彩足球ot7z-中国竞彩足球ld1q-中国竞彩足球1p01”

A "time and materials" contract outlines a set price for labor and materials based on hourly rates or price per quantity.