A:由公式P=得到,输电电压越高,输电导线上的功率损失越大
B:由公式P=得到,输电导线的电阻越大,功率损失越少
C:由公式P=I2R得到,输电电流越大,输电导线上的功率损失越大
D:由公式P=IU得到,输电导线上的功率损失与电流强度成正比
—I can't agree more. Because we often have more than one choice.
⑶Is that your pencil-box?____ C. Those are my socks.
⑷Are these yours?____ D. They are on the bed.
⑸Where are my socks?____ E. It's white and blue.
在用显微镜观察洋葱鳞片叶表皮细胞临时装片的过程中,下列说法正确的是( )