interconnecting transformer meaning in English

联络变压器

As a national major project , the 330kv power transmission project will be constructed and brought into service in 2004 . through the 330kv transmission line between tianshui and chengxian and the new 330 / 220kv interconnecting transformer , the 220kv longnan network will realize the tight connection with the large gansu power grid
随着国家重点建设工程330kv天水-成县送变电工程将于2004年建成投运，陇南220kv电网将通过330kv天水-成县线路及成县330 / 220kv联变与甘肃主网实现强联网。