单词	锗锌铜合金
释义	同德银--锗锌铜合金
随便看	zero-point error zero point fluctuation zero-point fluctuation zero point level zero point motion zero-point mutation zero point of charge zero point of charge{=zpc} zero point of the tidal zero point shifting zero point vibration zero-point vibration zero polt zero polynomial zero population growth zero population growth{=zep} zero position zero position grating bar zero position index grating zero position of testing zero potential zero potential drift zero potential point zero potential reference zero potential surface