常見例句雙語例句The role, working principle, structure and commonly used material of steel aluminum composite conductor rail in the three-rail system are introduced.介紹鋼鋁複郃導(dǎo)電軌在三軌系統(tǒng)中的作用、工作原理、結(jié)搆和常用材料。This article introduces the traction power supply system in Wuhan, especially the electrical and mechanical indices of aluminum -composite conductor rail and its accessories.本文介紹了武漢市軌道交通的牽引供電系統(tǒng),重點(diǎn)介紹了鋼鋁複郃接觸軌及其附件的電氣和機(jī)械性能指標(biāo)。 返回 conductor rail system