Two men were on the bridge-deck, steadying a ladder.

两人站在船桥甲板上，扶稳一个梯子。

《柯林斯英汉双解大词典》

The paper introduced the investigation and analysis on damage reasons of deck of Muling River Bridge, and compared two conceivable repair projects from the aspects of technology and economy in detail.

介绍了鸡西穆陵河大桥桥面破损原因的调查与成因分析，对维修方案做出了详细的技术经济分析。

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Two men were on the bridge-deck, steadying a ladder .

两名男子在船桥甲板上扶着一架梯子不让它摇晃。

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The two local authorities have agreed to share the costs of building and maintaining the steel-beamed bridge and its reinforced concrete deck.

BBC: Swansea Valley new bridge ends 14-year weight limit