听力原文:M: I notice you don't buy your lunch in the canteen any more. W: When prices went up, I decided to bring my own. Q: What does the woman mean? (17)
【判断题】在电流一定的条件下,线性电阻元件的电阻值越大,消耗的功率越大( )Under the condition of certain current, the larger the resistance value of the linear resistor is, the greater the dissipated power is