The tool can objectively measure the thickness of sinking slag on the hole bottom of the bored pile without the need of the subjective determination of engineers based on experience and hand feeling.
本发明可以对钻孔桩孔底沉渣厚度进行客观的测量判断，而不需靠工程师的经验和手感进行主观判断。
The tool can objectively measure the thickness of sinking slag on the hole bottom of the bored pile without the need of the subjective determination of engineers based on experience and hand feeling.
本发明可以对钻孔桩孔底沉渣厚度进行客观的测量判断，而不需靠工程师的经验和手感进行主观判断。
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