The aerodynamic interference effects on aerostatic coefficients of twin deck Bridges with large span were investigated in details by means of wind tunnel test.

针对大跨度双幅桥面桥梁三分力系数的气动干扰问题，采用风洞试验方法对某在建大跨度双幅桥面桥梁的气动干扰效应进行研究。

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An outdoor deck is located on the first floor's south side, wrapping around the point from which either of the twin volumes rotates.

建筑一层南侧两座建筑体块相连的基点处设有环绕型的室外露天平台。

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It has flush deck and twin skegs.

它是可冲洗甲板和双导流尾鳍。

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Mr. Coffey has worked alongside cleaning machines at times but said his most important jobs, including cleaning the glass observation deck at the Twin Towers, have always been done by human hands.

WSJ: Window-Washing Robots Rise; Humans Balk