perforating造句
The vital importance of the early recognition of
perforating appendix is unmistakable.
能够早期辨明阑尾正在穿孔是极端重要的.
Two kind of separated
perforating and pulse fracturing composite charges are studied.
论述了低渗油气层的地质特征;研究了两种分离式射孔脉冲压裂复合弹.
Gives the testing results of
perforating aftereffect.
给出了增效射孔作业技术的试验结果.