不利光照条件
adverse lighting condition
复杂光照条件
complex illumination conditions
X射线荧光光光谱
X-ray fluorescence spectrometry
生育期温光条件
Temperature and illumination conditions in different growth stages
温光条件
temperature and photoperiod
零件条件失效概率
conditional failure probability of component
事件－条件－动作
ECA event-condition-action