例句 /

All solid-state transponders are under development with output power level lower by some 20-30 dB in the 4-6GHz band.

All solid-state transponders are under development with output power level lower by some 20-30 dB in the 4-6GHz band.

正在研制的全固态转发器在4-6千兆赫频段中的输出功率电平约低20-30分贝.