单词	阶梯治疗法
释义	阶梯治疗法stepped care
随便看	photochemical oxidant photochemical oxidation photochemical ozonization photochemical peroxided compounds photochemical pollutant photochemical pollution photochemical process photochemical quantum yield photochemical radiation photo-chemical reaction photochemical reaction photochemical--reaction photochemical reaction center photochemical reactivity photochemical reactor photochemical rearrangement photochemical reduction photochemical sensitizer photochemical smog photochemical synthesis photochemical textile printing photochemical theory photochemical thermography photochemical threshold photochemical transformation