To test the theory, the scientists recreated what ancient tool makers might have done by heating a pile of silcrete stone in a fire pit.
为了检验这个理论，科学家们通过在一个火坑里加热砾岩石，重现了远古工匠们可能的做法。
2
The compression of the pilein the pile group can be determined by static load test. The settlement of the pile toe is calculated by layer wise summation method.
群桩中桩身压缩由单桩静载试验得到的桩顶沉降与桩端沉降之差求得，群桩的桩端沉降由分层总和法计算。
3
In this paper, the authors deal with the basic principle for nondestructive test of the pile inclination.