单词	lanthanum oxide
释义	lanthanum oxide 氧化镧
随便看	isocyanate equivalent isocyanate foam isocyanate generator isocyanate group isocyanate-group isocyanate index isocyanate methane Isocyanate modified resin systems isocyanate oil isocyanate phenyl isocyanate plastic isocyanate plastics isocyanate polymer isocyanate prepolymer isocyanate reaction component isocyanate resin isocyanate rubber isocyanate rubber foam isocyanates isocyanates by reaction of amines with phosgene Isocyanates-Determination of acidity isocyanates from carboxylic acid derivatives isocyanates from hydroxamic acids isocyanates groups isocyanates, organic