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1)  supporting at first and excavating behind
先支后挖
1.
Based on several experiences and lessons for tunnels with strongly pressured surrounding rock,the construction method of supporting at first and excavating behind hsa been proposed.
本文在接收了世界上四座强挤压围岩隧道经验教训之后提出了先支后挖法。
2)  preconsolidation and post excavation method
先固后挖法
3)  dugand covered underground railway
先挖后填式地下铁道
4)  Beam constructed by simple and continuous support
先简支后连续梁
1.
Test study of the static and dynamic property on prestressed concrete beam constructed by simple and continuous support;
预应力混凝土先简支后连续梁静载试验研究
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5)  simply supported-to-continuous beam
先简支后连续梁
1.
Fatigue behaviour and anticrack property of simply supported-to-continuous beam;
先简支后连续梁桥结构的疲劳性能与抗裂性能
2.
Test research of the fatigue behaviour and anticrack property on thesimply supported-to-continuous beam of the railway;
铁路先简支后连续梁疲劳性能与抗裂性能试验研究
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6)  Simply supported-continuous
先简支后连续
1.
An application study on the bridge of simply supported-continuous system;
先简支后连续桥梁结构体系的应用研究
2.
The structural properties of median span beams bridges constructed by simply supported-continuous system are studied.
探讨了中等跨径梁桥的先简支后连续体系的受力情况与结构性能，提出了适用的先简支后连续结构体系，并针对工程实例进行优化比较。
3.
The structural properties of median span beams bridges constructed by simply supported-continuous system are studied in this paper.
本文探讨了中等跨径梁桥的先简支后连续体系的受力与结构性能, 提出了适用的先简支后连续结构体系,并针对工程实例进行了优化比较。
更多例句>>
补充资料：先不先
1.方言。犹言首先。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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