auger drilling

常見例句

Pressure pumped CFG pile by continuous auger drilling is a new technology of CFG pile composite foundation.
長螺旋鉆管內(nèi)泵壓CFG樁，是一項(xiàng)CFG樁復(fù)合地基新技術(shù)。
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Pressure pumped CFG pile by continuous auger drilling is a new technology developed in recent years, which is widely applied in nationwide.
長螺旋鉆管內(nèi)泵壓CFG樁是近年來發(fā)展起來的一種復(fù)合地基新技術(shù)，在全國大部分地區(qū)推廣應(yīng)用。
The valve at the bottom of auger can prevent drilling bits entering hollow pipe during operation. When drilling pipe is taken out and concrete grout is injected, the valve will be opened.
螺旋鉆頭底部閥門防止鉆進(jìn)過程中鉆屑進(jìn)入到空心的混凝土管中，當(dāng)鉆桿提出同時混凝土漿注入時，鉆桿底部的閥門將被打開。