电压损耗
参考答案:
两点间电压绝对值之差,是标量。
选择正确的答语。
( )1. Where is my skirt?
( )2. What colour is your dress?
( )3. Is this your jacket?
( )4. Whose sweater is it?
( )5. Thank you.
A. You are welcome.
B. It's Amy's.
C. Yes, it is.
D. It's on the floor.
E. It's green.
瑞吉欧幼儿教育体系的形成的影响因素是()
A.意大利自身学前教育传统
B.战后左派政治改革
C.欧美主流进步主义教育思想
D.皮亚杰和维果斯基等心理学家的建构心理学