报道说，工程师们花了18个月的时间重新设计外部燃料箱，同时参考了“哥伦比亚”号事故调查组提出的修改建议。
Engineers have spent 18 months redesigning the external tank and incorporating the changes recommended by the Columbia Accident Investigation Board.
例如，设计路面的工程师并不一定要把他们的尝试完全建立在实验的基础上，而是能用其他人的结论作为参考。
For example, engineers designing a pavement do not have to base their attempts entirely upon experimentation, but can use reference sources that describe the conclusions of others.
本文可供结构工程师在设计中参考。
This paper may be for structural engineers 'reference in their designing.
本文的研究成果可为声学工程师及建筑师提供穿孔板吸声结构设计的参考资料。
In this paper, the results of research can provide the design reference of the perforated-panel absorbers for acoustic engineers and architects.
这威权的参考和概述位址材料研究人员以及设计工程师。
This authoritative reference and overview addresses materials researchers as well as design engineers.
本文的研究结果可为声学工程师及建筑师提供穿孔板和吸声体设计的参考资料。
The results of this study can offer some perforation plate and acoustic absorbing body design reference materials for the acoustic engineers and architects.
该项研究成果对航空器结构设计工程师和修理工程师均具有较高参考价值。
The results can provide value reference for the design and repair engineers in the aircraft structure.
依据定性方法，指出了隧道设计、施工应注意采取的抗震措施，为工程师在地震区隧道的设计、施工、加固等方面提供参考依据。
The earthquake resistance measures taken in design and construction of tunnels are pointed out, which are useful for design, construction and strengthening of tunnels in seismic regions.
本文的研究成果可为声学工程师及建筑师提供吸声体设计的参考资料。
The result of this paper can be considered as a reference for acousticians and architects in absorber design.
最后给出了计算最优阻尼参数的近似解析式，为工程师提供了简便有效的参考依据及设计方法。
Eventually, the approximate analytic solution of the optimum damping parameter is obtained to provide a simple and effective reference and design method for the engineers.
最后，基于T梁截面优化工作的基础上，给出了T梁截面设计的建议，所得结论可以作为结构设计工程师进行截面设计的参考，具有实际工程意义。
At last, design suggests for T-cross beam were presented based on the optimization analysis. The conclusion from the paper can be the reference for the construct designers in the real design projects.
最后，基于T梁截面优化工作的基础上，给出了T梁截面设计的建议，所得结论可以作为结构设计工程师进行截面设计的参考，具有实际工程意义。
At last, design suggests for T-cross beam were presented based on the optimization analysis. The conclusion from the paper can be the reference for the construct designers in the real design projects.
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