【简答题】Communication includes nine components, they are: sender/source, __________, channel, message, __________, __________, feedback, noise, __________.
【判断题】The amplifier of the optical receiver includes two parts: the preamplifier and the main amplifier. The requirements for the preamplifier are lower noise, wider bandwidth and higher gain. The main ampl...
【简答题】___________ can be very stressful, especially if you're served 'unusual' foods.2. You may find that people show more ___________ than you expect, for example interrupting and shouting. There may be a ...