然后打桩是控制好打入深度，这样可以有效的让立柱保持在同一高度。

Then piling is to control the depth of the depth, so that the column can be effectively maintained at the same height.

youdao

然后打桩是控制好打入深度，这样可以有效的让立柱保持在同一高度。

Then piling is to control the depth of the depth, so that the column can be effectively maintained at the same height.

youdao