多工法methodofneutronactivation: 中子活化法methodofmirror: 鏡像法methodofopposability: 沖日法methodoflaseralignment: 激光準(zhǔn)直法methodofpreparation: 制備方法; 制法下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯