39. She told me that if she was not _______within 39. She told me that if she was not _______within the next two years he was goin 分类:河南理工大学-电机学 题型:选择题 查看答案
14. Some students are enthusiastic for positions i 14. Some students are enthusiastic for positions in student organizations probab 分类:河南理工大学-电机学 题型:选择题 查看答案
电压表A内阻为20000,电压表B内阻为10000,量程都是15V,当它们串联在15V的电源上时,电 电压表A内阻为20000,电压表B内阻为10000,量程都是15V,当它们串联在15V的电源上时,电压表B的读数是()。 A.15V B.10V; C.5 分类:河南理工大学-电机学 题型:选择题 查看答案