acknowledgment signal
证实信号
热门单词
- absolute coding
- abvolt (aV)
- accelerator intensity
- accessories for steel rail
- accessory filter
- accommodating financial transaction
- account-receivable program(me)
- accumulation of floating ice
- acetaminophen
- acid base indicator
- acid ground
- acid phosphat of lime
- acidophil
- acoelous
- acoustic celotex board
- acoustic decoy
- acoustic impedance
- acrodomatia
- acrylic epoxy baking paint
- actinide halide
- activated alumina
