()是人力资源开发管理的起点
A.人力资源招聘
B.人力资源规划
C.工作分析
D.人力资源培训
参考答案:B
Nine in ten parents said there were significant differences in their approach to educating their
children compared with ________ of their parents. [ ]
A. those
B. one
C. both
D. that
在用电流表和电压表测电池的电动势和内电阻的实验中,所用的电流表和电压表的内阻分别约为0.1Ω和1kΩ。实验原理图和所需器材的实物图如下。试按原理图在实物图中画线连接成实验电路。
一位同学在实验中记录的6组数据如上表所示,试根据这些数据在图中画出U-I图线。根据图线可读出被测电池的电动势E=____V,内电阻r=___Ω。