- 更多网络例句与headrooms相关的网络例句 [注:此内容来源于网络,仅供参考]
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So, it is a prominent and urgent problem to make certain selection of the tunnel headrooms insulation air-gap.
因此,如何选择隧道净空绝缘间隙是青藏铁路建设中急需解决的技术难题。
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Research results:This paper puts the reliable and available scheme into the construction and some contact suspension problems of low headrooms tunnel were resolved.
研究目的:对遂渝线无砟轨道综合试验段中出现的低净空隧道的接触悬挂方式进行介绍和探讨。