piercement type 刺穿的
non-piercement type 非刺穿型
piercement salt dome 穿顶盐丘
piercement fold 穿顶褶皱
piercement core 冲顶核
piercement folding 贯入褶曲 ; 冲顶褶曲
piercement trap 冲顶油阱
plis diapirs piercement fold [地质] 刺穿褶皱
So preventing cold cyclinder from piercement should start from preventing cold cyclinder from cavitation erosion.
刺漏是由气蚀引起的，因此预防冷缸刺漏应从预防冷缸气蚀入手。
Piercement of drilling pump cold cyclinder is a serious problem existed in field application. Piercement is caused by cavitation erosion.
钻井泵冷缸刺漏是钻井泵在现场使用中存在的一个较严重的问题。
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