All of the LB's series machines are made for soil mixing and drilling with Kelly bars continuous flight augers or double rotary heads.
所有 LB 系列机器均适用于土壤混合和钻杆钻杆连续螺旋钻或双旋转头钻孔。
Continuous flight auger
原声例句
奇趣工程百科
奇趣工程百科
Other techniques, such as continuous flight auger drilling, drilling with complete displacement tools, or double rotary drilling, can be used in addition to the typical Kelly drilling.
除了典型的方钻杆钻井之外，还可以使用其他技术，例如连续螺旋钻钻井、使用全位移工具钻井或双旋转钻井。
英语百科
Deep foundation
（重定向自Continuous flight auger）
A deep foundation is a type of foundation which transfers building loads to the earth farther down from the surface than a shallow foundation does, to a subsurface layer or a range of depths.
A pile is a vertical structural element of a deep foundation, driven deep into the ground at the building site.
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