一台变压器的负载电流增大后,引起二次侧电压升高,这个负载一定是()。
A.纯电阻性负载
B.电容性负载
C.电感性负载
D.空载
参考答案:B
精液中果糖来源于()
A.前列腺
B. * * 球腺
C.附睾
D.精囊
E.膀胱
_____improve her English, Jenny bought a lot of tapes for herself.
A.So as to
B.In order that
C.So that
D.In order to