单词	b rifling
释义	b rifling 等齐膛线
随便看	fluoride pollution fluoride process Fluoride protector fluoride release fluoride removal fluoride-removal capacity Fluoride-removing material fluoride resistant gene fluoride-resistant strains fluoride resource fluoride roasting process fluorides Fluorides Fluoride salt fluorides dosing and adding system fluoride selective electrode fluoride-selective electrode fluoride single crystal fluoride slagging fluoride sodium Fluoride,Sodium fluorides poisoning Fluoride,Stannic Fluoride,Stannous Fluorides,Tin