So how did they justify putting the thing on gallery wall?

那么他们对把这东西放在美术馆的墙上作何解释呢？

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With the engineering survey control network, authors made a high precision orientation, measuring and control to basement, mine gallery wall of CSR beam loop by polar coordinates with total station.

采取工程测量控制网，对冷却储存环“S”形束流环的基础、坑道墙，采用全站仪按极坐标法进行高精度定位、测控。

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The open veranda of the Gallery Inn holds the wall of orchids above, as well as a vegetable garden with herbs, lettuces, tomatoes and more that find their way into the hotel's menu.

画廊旅店的阳台边，下面墙上兰花付着，是一个种着药草，生菜，番茄和一些你可以在菜单上看到的蔬菜。

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Another museum, the Gallery of the Tapestries tells picture stories in wall hangings.

VOA: special.2010.02.03

Art, fashion, high, low: Everything is game, worthy of a museum or gallery wall.

FORBES: Magazine Article

We wouldn't hang the shots on a gallery wall, but we were satisfied with their quality.

ENGADGET: Samsung Focus S review Mobile

In June, Istavrioglou allegedly posed as a potential gallery customer, lifted the painting off a wall, placed it in a shopping bag and left the gallery, according to the district attorney's office statement.

CNN: Greek man charged in theft of Salvador Dali painting