Objective To study the antioxidative effect of rutin - PVP coprecipitates on edible fats.目的研究芸香甙-PVP共沉淀物在食用油脂中的抗氧化作用.Antioxidative activity of Hengshun aromatic vinegar was evaluated by means of DPPH.用DPPH法初步研究了恒顺香醋的抗氧化活...
The quasi - geoid computed by geopotential model is fitted with the quasi - geoid measured by GPS leveling.将地球位模型计算的阜新似大地水准面拟合于GPS水准实测的似大地水准面.The air flow was regarded as quasi - laminar.空气流动被视为准层流.Even now quasi - theoc...
It has belling heads of full specification from 50 to 630.尤其是研制生产的扩管机,扩管头,规格齐全,质量可靠.Belling out the tubes will permit a freer passage of air.把管子做成钟状,可使气流更畅通.I am leaving for Belling on a four - day tour.我马上要去北京旅游4天....
the sheath around an electric cable电线护皮He drew his sword from its sheath.他拔剑出鞘.This suit of clothing is more inexpensive than that sheath.这套衣服比那套便宜....