Abstract : There are many EHV/UHV DC transmission projects under design or construction all over the world.Air gap length of transmission tower is an important parameter in project design.是什么意思_Abstract : There are many EHV/UHV DC transmission projects under design or construction all over the world.Air gap length of transmission tower is an important parameter in project design.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句