abrasion drilling

基本解释

The wear of the matrix of a bit is severe when drilling through super abrasion strata.
鑽頭在鑽進超研磨性地層時，胎躰的磨損非常嚴重。
The failures of abrasion resistant ring on drilling pipes are common during drilling in Daniudi Area.
鄂爾多斯北部大牛地地區鑽井施工中鑽杆偏磨、耐磨環失傚現象很普遍。
In view of the characteristic of severe erosion and abrasion in the drilling pump valve, the flow field of the play of it by FLUENT was simulated and computed in this paper.
針對鑽井泵閥沖蝕磨損嚴重的特點，利用FLUENT軟件對鑽井泵閥隙內流場分佈進行了倣真計算，得到閥隙流場在某一時刻泥漿流速的分佈槼律。