Meanwhile Crossrail is essential in order to cope with London's growing population.
同時,橫木對應(yīng)付倫敦不斷增長的人口起著重要作用.
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An idea of crossrail and gearbox maintenance and electric system renovation for HD 12.5 planer.
介紹了HD12.5龍門刨床橫梁、齒輪箱修理及電氣系統(tǒng)改造方案.
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