鉆粒鉆進孔 的英文怎麼說
中文拼音 [zhēnlìzhēnjìnkǒng]
鉆粒鉆進孔
英文
shot drill hole-
Since the pebble structure is of big pellet easy to be permeated ant it is difficult to smash and drill, the appliance with big diameter and deep cast - in - place pile has been greatly restricted
卵石地基具有顆粒大、透水性強、進尺和破碎困難、容易垮孔等困難,限制了大直徑深孔鉆孔灌注樁在其中的應用。Many bore holes in shuangwangcheng reservoir which lies in the sedimentary area are drilled and lots of terra drill data are collected. five typical sections, i. e. section i ? i, ii ? i, iii ? ii, iv ? v ' and v ? v are drawn. the vertical sedimentary sequence of this sedimentary area is divided cbmbining the granularity features of sediments
課題組與山東省水利勘測設計院合作,對湖區內的雙王城水庫進行了鉆探研究,搜集了大量的地質鉆孔資料,經沉積物巖性特徵分析,繪制出雙王城水庫外圍1km處圍繞水庫的5個典型剖面(即剖面? 』 、 ? 』 、 ? 』 、一』和? 』 )的剖面圖,結合沉積物粒度特徵,劃分出該沉積區的垂向沉積序列。
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