放大媒质 meaning in English
amplifying medium
Examples
- This led to the first amplification and generation of electromagnetic waves by stimulated emission in early 1954 . they called this device a maser ( microwave amplification by stimulated emission of radiation )
光来放大媒质的仪器，并于一九五四年成功研制成第一台微波激射放大器，称为maser （ microwaveamplificationbysimulatedemissionofradiation ） 。