The double-arch tunnel passes through a big water-eroded groove by setting foundation beam method.

双跨连拱隧道以设置地基梁的方式穿过大型溶槽地段。

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In recent years, the double-arch tunnel has been widely used in vehicular tunnel construction, which has new structural style and many other advantages.

近年来，双连拱隧道以其新颖的结构形式和自身的优点被广泛应用于公路隧道的建设中。

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This problem had occurred under corner tangential firing and wall opposed firing, and it became even more serious under W-shaped flame double-arch firing.

四角切向燃烧和墙式对冲燃烧方式都有此问题，而W火焰双拱燃烧锅炉则更严重，值得关注。

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Red and white industrial rope light strands will grace the Canadian arch portion of the bridge, while red, white, and blue strands will grace the U.S. double-arch portion of the bridge.

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The stock has fared better than arch-rival Coca-Cola, but has still plunged by double-digit percentage points since the beginning of the year.

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