... 连杆机构 linkages 连拱坝 multi-arch dam 连拱隧道 double-arched tunnel ...
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multi arch dam 连拱坝
stone multi-arch dam 砌石连拱坝
masonry multi-arch dam 砌石连拱坝
Foziling multi-arch dam 佛子岭连拱坝
multi i arch dam 连拱坝
multi-arch concrete dam 混凝土连拱坝
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Multi-arch dam is one of light buttress dams and its capping plate shows arch.
连拱坝 是挡水盖板呈拱形的一种轻型支墩坝。
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