Sinking in the sand, he reached for his friend's hand, but it was too far away.
陷进沙子里的他伸手去够朋友的手，但是离得太远了。
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。
Measurements are fast and easy with one-hand operation, an easy-to-use backlit display, automatic push-button calibration, and a weighted, quick-sinking probe.
测量快速，单手操作，易于使用的简单背光显示屏，自动按键校准和一个加权，快速下沉的调查。
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