基尔霍夫第二定律的内容是:对任一闭和回路而言,()都等于零。
参考答案:回路上各段电压代数和
—What do you think of Paris?
—I love it, because it is a good place _____. [ ]
A. shop
B. go shopping
C. to go shopping
D. went shopping
对于新提拔和调动的中层管理者,应当及时建立和调整廉政档案。