Terms for subject Chemistry containing 优质

Chinese	English
优质产品	high quality products
优质橡胶	top-quality rubber
优质煤油	high-quality burning oil
优质燃料	fat lime
优质燃料	high performance fuel
优质的	extra fine
优质钢	quality steels
优质铸铁	high duty cast iron
优质香料	oriental spice