【电】 transponder efficiency
ask about; inquire about
answer; reciprocate; reply; return
a few; count; enumerate; fate; frequently; list; number; numeral; numeric
reckon; repeatedly; serveral
【计】 crossing number; N
【医】 number
【经】 number
efficiency
【化】 coefficient of performance(COP)
【医】 efficiency
【经】 efficiency