感应耐压试验就是对变压器一类的电磁感应设备,在其二次侧加压,在一次侧得到预期的感应高压,来考验设备的主绝缘的绝缘强度.感应耐压试验一般采用倍频耐压试验方法。
参考答案:对
_____ help preserve history, the Greek government appointed a committee in 1975 to undertake a complete repair of the Acropolis.
A.So as to
B.In a gesture to
C.As a gesture of
D.In salute to
2009年教育部一级学科排名中川大有()个一级学科进入前五
A.7
B.8
C.9
D.10