jointless rail in railway
英
美
jointless rail in railway的用法和樣例:
例句
- Welded rail tunnels used mobile CWR rail contact welding method for China's domestic initiative.
隧道內焊軌采用移動(dòng)式無(wú)縫線(xiàn)路鋼軌接觸焊施工方法,為中國國內首創(chuàng )。
jointless rail in railway的相關(guān)資料:
臨近單詞
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