单词	R1/2
释义	R1/2 医X线半衰期=roentgen half-life
随便看	highfrequency heating high frequency heating high-frequency heating high frequency heating apparatus high-frequency heating apparatus high frequency heating, infra-red heating high-frequency heating supply high frequencyhf high frequency hf high-frequency HF signal generator high-frequency high-tension measurement high-frequency high-voltage High-Frequency High-Voltage Power Supply high-frequency high-voltage transformer high-frequency horn high-frequency hum High frequency hyperthermia high-frequency hyperthermia high-frequency hyperthermia therapy high-frequency igniter high frequency ignition high frequency imaging sonar high frequency impedance high-frequency impedance high frequency / impedance matching