| 摘要 |
A practice putting green which includes a generally planar slab of rigid light weight material; a foam rubber pad installed on the upper surface of said pad; a covering layer of artificial turf attached to an upper surface of said pad; at least one target hole in said turf layer and pad; and at least one variable contour installation comprising a sealed cavity in said rubber pad and means for selectively pressurizing said cavity to cause upward bulging of said turf layer to provide a variable contour putting surface.
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