Mercuryions汞mercuryn.水银；（M~）水星；精神mercury-pressure safety valve汞安全阀Mercury coated silver electrode汞膜银电极mercury-vapour rectifier tube汞汽整流管Mercury thermometer temperature水银表温度Mercury - dropping Instrument滴汞仪mercury-vapour diffusion pump水银扩散泵mercury-vapour discharge lamp汞蒸气放电灯mercury-type temperature relay水银温度继电器mercury differential thermometer水银示差温度计mercury-in-glass thermometer玻璃水银温度计,水银温度计