flutyadj.似笛声的;柔软清澈的
flun.流行性感冒
fluoroacetylation氟乙酰化
fluvial reservoir河流相储层
fluviatile gravel河砾,河砾石
fluoridum calcium氟化钙
fluctuating value起伏值
fluoronaphthalene氟萘
fluorizating agent氟化剂
fluorchemical size有机氟胶料
fluoreascence tube荧光显微镜镜筒
fluorite objective萤石物镜