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科学时代收录了3405121条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。

half duplex mode half duplex operation half-duplex operation half-duplex radio communication half-duplex service
half duplex service half duplex transmission half-duplex transmission half-duplex transmission {=HDT} half dyeing time
Half Echo Control Deveice Indicator half echo control device indicator half element cell half elliptic spring Half-embryo
half embryo half energized half exact functor half-feeder half finished good
half-finished goods half-finished product half flood half-floor half floor timber
half-floor timber half-form character half-formed winding half frame half-frame
half-frame camera Halffter, Cristobal Halffter, Ernesto Halffter, Rodolfo half full center
half gantry crane half-garben half-garben structure Half-gate half-gateway
Half-gill half graben half-hard half hard half-hard cold work
half-hardy half heald half height half height container half-height drive
half-height floppy disk drive half-height micro Winchester disk drive half-heterogamy(Renner 1918) HALF HITCH half hitch
half-hop half hose half inch point Half Inch Point half [inch] scale
half-inch tape half-inch tape drive half-inch video half-inferior ovary half integer
half-integer half-integer angular momentum half-integral half integral operator half-intensity
half-intensity angle half intensity width half-intercept time half-interval contour half interval method
half-interval search half interval search half invariant half-invariant half irradiation
half jet half keyboard half lap coupling half lap joint half-lapping
half-lap winding half-leaf method half left (right) half lethal concentration half lethal concentration; lethal concentration 50% {= LC 50}
half lethal dose half-lethal dose half lethal dose {=LD50} half levelling dye half life
half-life half-life determination half-life effective half-life; life time half-life, life time
half life method Half life of document half life of enzyme half-life (of radioactive substance) half-life of soil organic matter
half life period half life (period) half-life (period) half-life period half-life radioactive
half-life, residence half line half-line half line method half-line pulse
half lining half load half loaded half load starter half-lunge
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