| 摘要 |
THERE IS DISCLOSED A REINFORCED CONCRETE PILE (20) CHARACTERIZED IN THAT AN APERTURE (21) IS PROVIDED LONGITUDINALLY AND CENTRALLY ALONG THE LENGTH OF THE PILE (20) TO FACILITATE MEASUREMENT AND RE-MEASUREMENT OF ACTUAL PENETRATION DEPTH. A MEASURING ROD IS INSERTED FROM TOP TO BOTTOM IN THE APERTURE (21) OF THE DRIVEN-IN PILE AFTER THE PILE (20) HAS BEEN INSTALLED INTO THE GROUND, TO ACHIEVE THE PRIMARY OBJECTIVE OF ERADICATION OF ACTS OF DISHONESTY. FIG 3.
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