基本解释[能源科学技术]硝酸镧钾英汉例句双语例句Potassium lanthanum nitrate(366reviated:KLN) is a new nonlinear optical crystal.前言： 硝酸镧钾是近年来新发现的非线性光学晶体。potassium lanthanum nitrate更多例句词组短语短语neodyminum doped potassium lanthanum nitrate 硝酸镧钕钾potassium lanthanum nitrate更多词组专业释义能源科学技术硝酸镧钾