某段磁路长度与其磁场强度的乘积,称为陔段磁路的()
A、磁通
B、磁阻
C、磁压
D、磁通势
参考答案:C
根据汉语完成句子.
1. Lucy has three _____ _____ (笔友).
2. Lily likes living _____ _____ _____ (乡下).
3. He _____ _____ (来自) the United States.
4. She _____ _____ (住在) China with his parents.
5. I like _____ (澳大利亚) very much.
马尾松植苗造林要求()、()、()、()。