亚洲高清 91 在线_又色又爽又黄的三级视频_精品国产大屁股在线观看_免费一级性生活网站 午夜a级理论片在线播放一级,中国特级黄一级**毛片,一级片在线免费播放,中国精品一级毛片免费播放

220kV Oil-immersed power transformer
Describe

● scientific calculation means.
● reasonable structural arrangement.
● advanced process measures.
● perfect quality assurance system.
● ssz11-240000/220kv transformer has passed the national full set type test and sudden short circuit test.

Product range:
220kV double winding non excitation voltage regulating power transformer
220kV double winding on load tap changing power transformer
220kV three winding non excitation voltage regulating power transformer
220kV three winding non excitation voltage regulating autotransformer
220kV three winding on load tap changing power transformer
220kV three winding on load voltage regulating autotransformer, etc

Back