| 摘要 |
The method of providing on location a vitreous enamel bathtub with traction means in a predetermined pattern comprising the steps of: (a) cleaning the vitreous enamel surface; (b) securing a stencil having cutouts therein to the bottom of the tub and, in the stencil cutouts; (c) removing the glaze by etching with acid, scrubbing and sanding; (d) rewashing the cutouts; (e) applying an enamel coat; (f) sprinkling on silica sand; (g) top coating with enamel; p0 (h) removing the stencil; (i) curing the resulting traction means with heat; and (j) removing any excess sand.
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