杂质
impurity
impurities; impurity
impurity
杂质半导体
impurity semicomductor; impurity semiconductor
杂质的沉积
contamination precipitation
杂质分布
impurity distribution
杂质极限
limit of impurities
杂质煤
attritus
杂质密度
impurity density
杂质能带
impurity band
杂质能阶
impurity level; impurity levels
杂质剖面
impurity profile
杂质散播
impurity scattering
杂质试验
dirl butter
杂质梯度
impurity gradient
杂质限度
limit of impurities
有序点缺陷
ordered point defect
允许缺陷标准
acceptable defect level
鱼龙混杂
good and evil people mixed up
宇宙杂音
cosmic noise
雨滴杂波抑制
precipitation clutter suppression
雨雪杂音
precipitation noise