An expendable jet perforating gun with large horizontal firing charges.

带有水平点火大射孔弹的消毁式聚能射孔枪。

Extreme overbalance perforating is a new perforation completion technique.

超正压射孔工艺是一项射孔完井新技术。

Objective: To investigate the diagnosis and treatment of perforating gastric cancer.

目的：探讨胃癌急性穿孔的诊断和治疗。

Two kind of separated perforating and pulse fracturing composite charges are studied.

研究了两种分离式射孔脉冲压裂复合弹。

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。

The strategy behind this technique is to block the facet joints with perforating screws.

这一技术的策略其实主要是通过穿孔螺钉固定关节突关节。

This research plays a guidance role in design and development of perforating shaped charge.

本研究对聚能射孔弹的设计与研发具有一定的指导意义。

Objective To investigate the treatment procedure and effect of children ocular perforating injury.

目的探讨儿童眼球穿孔伤治疗方法及效果。

Inaccurate reservoir validity evaluation would mislead perforating, testing for oil and entire completion job.

没有准确的储层有效性评价，最终将会误导射孔、试油及整个完井工作。

Recently, the focus to resolve this problem was on the protection of the flap perforating branch artery pedicel.

目前，解决这一问题的焦点集中在针对皮瓣穿支动脉蒂的保护。

Perforating in a dirty fluid may result in significant permeability damage that is difficult to treat and remove.

在不洁的射孔液中进行射孔会造成难以处理和去除的显著的渗透率损害。

Mechanisms, parameter computations and suitable scopes about hydraulic perforating are all analyzed in this paper.

分析了水力射孔的破岩原理、参数计算以及适用范围。

The sustainability of perforating casing with screw holding is analysed by using the finite element software ANSYS.

文章利用ANSYS有限元分析软件，对螺旋布孔射孔套管的承载能力进行了分析。

Excessive clearance will influence perforating effect while over smallness may lead to engineering accident easily.

射孔枪与套管之间的间隙过大会影响射孔效果，太小容易出现工程事故。

In 1960, two other researchers compared quantity and quality of work of operators of cine-film perforating machines.

1960年，另外两个研究人员比较了电影胶片穿孔机操作人员的工作质量和数量。

Objective: to provide anatomical data for clinical application of perforating flap of the posterior region of thigh.

目的：为股后区穿支皮瓣的临床应用提供解剖学依据。

Perforation of the direction is a new type of perforating technology which can determine the direction under the well.

而定方位射孔技术是一种可以进行井下有方向性射孔的新型射孔工艺技术。

Conclusion venous ulcer of lower limbs results from insufficiency of deep, superficial and perforating venous systems.

结论下肢静脉性溃疡是深、浅静脉和交通静脉功能不全共同作用的结果。

Radial artery-perforating vein fistulas have an acceptable survival rate and do not produce circulatory complications.

结论：桡动脉—穿静脉瘘有一个可以接受的存活率和不产生循环的并发症。

Perforating Machine IBM's first patent (issued July 25, 1911) described an invention related to punched-card tabulation.

美国专利＃998631：打孔机 IBM的第一项专利（1911年7月25日发布）介绍有关打孔卡制表的一项发明。

Therefore, the oriented perforating completion is a new technology for improving the development benefits of the said reservoirs.

定方位射孔完井技术是提高低渗透油气藏和裂缝性油气藏勘探开发效工的一项新技术措施。

The result of analysis indicates that the remaining strength of perforating casing with different scheme for holding is different.

分析结果表明，不同布孔方案的射孔套管的剩余强度是不同的。

The flow depends on following: permeability decrease in crushed zone, the shapes of perforating tunnel, the thickness of crushed zone.

流量影响因素依次为：压实带内渗透率下降程度、射孔孔道形状、压实带厚度；

Logging cable magnetic mark, as the standard of perforating depth, lays an important role in the exploration and development of oilfield.

电缆磁性记号作为测井射孔的深度标准，在油田勘探开发中占有极其重要的地位。

Based on the analysis of test difficulties, the technique of combining test with perforation and solids-free perforating fluids were employed.

在分析该井测试作业技术难点的基础上，决定采用测试-射孔联作工艺及无固相射孔液。