semi-controlled three-phase bridge rectifier circuit【电】
三品
three grades of drugs
古代的一种药物分类法。按药物是否有毒性及能否久服，将其分为上、中、下三品。
相关词条
right three leafed rose【数】
Three Agents Emergency Pill
three-way tube
three-seater【家具】
3-D picture【电影】;stereoscopic motion picture【电影】;three-dimensional film【电影】
iterative three-stage least squares estimate【数】;iterative three-stage LSE【数】
homopolymers of aliphatic hydrocarbons, unsaturated having three or more double bonds