当然是平均功率
瞬时功率P=Fv
猜你喜欢
- 1I would like to open a ( ) account at your bank.
- 2已知-x+2y=5,则5(x-2y)^2-(x-2y)-50的值为（ ）
- 3成语对对子 如 粗茶淡饭(山珍海味) ,问 指鹿为马 和 伶牙利齿
- 4去青藏高原要做什么准备
- 5（ ）我们同甘共苦,（ ）可以克服一切困难 填关联词
- 6谁能为我翻译重奖； Once upon a time,ring had a kite.she was very happy.she flew the kite very day.
- 7face to the sunlight,however sharp it is ,do smile
- 8已知xy小于0,则根号下X^y化简为
- 9圆柱和圆锥的字母计算公式的意思
- 10关于人间大爱,温暖的作文