Its design, process excellence for the stone arch bridge model.
它的设计、工艺为石拱桥的卓越典范。
This paper introduces several suggestion about modifying the design and construction of stone arch bridge.
本文介绍石拱桥设计和施工的几点改进意见。
This paper introduces several suggestion about modifying the design and construction of stone arch bridge.
本文介绍石拱桥设计和施工的几点改进意见。
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