制備方法制法methodofpreventfloodsbywatercontrol: 治水措施methodofopposability: 沖日法methodofrepeatedsmoothing: 反復(fù)修勻法methodofneutronactivation: 中子活化法methodofseismicprospecting: 地震勘探法下載手機詞典可隨時隨地查詞查翻譯