变压器在10~30℃时,35~60kV绕组吸收比应不低于()。
A.1.0
B.1.1
C.1.15
D.1.2
参考答案:D
.
With a basket on her back, the little girl is walking along the stream with green grass and red flowers ____ on both sides.
A.to grow
B.grown
C.growing
D.being grown
THDS-A系统磁头板完成()路磁头信号的滤波和整形。
A.4
B.3
C.2
D.1