To ensure the conservation of the wall have enough time (4 to 8 weeks), and fully dry, remove surface residue and any loose mortar material.

保证墙体有足够的养护时间（4～8周），并充分干燥，除去表面的灰浆渣和任何松动物质。

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Pressure should be the formation of metal plates instal led, straight, there should be no construction of the plate surface residue and dirt.

压型金属板安装应平整、顺直，板面不应有施工残留物和污物。

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In order to reflect the degree and trends of movement and deformation of surface residue, some points should be arranged on the surface for monitoring.

为了确切反映地表残余移动与变形程度和趋势，需对采空区地表进行布点监测。

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Norovirus spreads easily via contaminated food or drinking water, but a more insidious route is from a person touching a surface contaminated with the residue of stool or vomit from an infected person and then touching his or her mouth before hand-washing.

FORBES: Magazine Article

The surface of the glacier was slick, but crusted with the residue of old snowfall.

WSJ: Man Versus the Volcano