double-archedBNC²³⁶²¹³⁺¹ 例句 During the construction of double-arched tunnel, the role of center pillar is of great importance. 在连拱隧道施工中,中隔墙扮演着至关重要的角色。 cnki From the computing results, this paper evaluates the excavating, and gives some opinions on excavating procedure of double-arched tunnel. 根据计算结果来评价开挖工序的优劣,对连拱隧道的开挖过程提出一些建议。 magsci