The hardware of the system involves the EMG amplifier, the stimulator, the digital-analogconverter, the analog-digitalconverter, the USB controller and the PC.
系统的硬件部分包括肌电放大器、刺激器、数-模转换部分、模-数转换部分、USB控制部分和PC机。
2
Since last year, this store has offered coupons to people who need digitalanalogconverter boxes for their older TVs.
自去年起，这家商店就开始给家有老式电视、需要数字模拟转换盒的人提供优惠券。
3
Often, the required output signal is another analog output signal, which requires a digital to analogconverter.