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1)  Bullet type for perforating
射孔弹型
2)  perforating charge
射孔弹
1.
Study on Control System and Key Technologies of Pressing Powder for Perforating Charge;
射孔弹压药控制系统与关键工艺研究
2.
As a main part of perforating charge, liner greatly effects the charge's performance.
药型罩作为石油射孔弹的关键部件,其参数变化从很大程度上影响着射孔弹的射孔性能。
3.
Conventional perforating charges including DP36RDX(89 type),DP44RDX(102 type) and DP50RDX(127 type) which are respectively loaded with 3 1/2 in,4 in and 5 in guns have been tested on sandstone and limestone targets under different temperature & pressure conditions.
对目前常用的DP36RDX(89型)、DP44RDX(102型)、DP50RDX(127型)射孔弹进行了不同温度、不同压力条件下在砂岩靶、灰岩靶上的射孔试验研究,得出了穿深随不同温度、压力变化的基本规律。
3)  perforating bullet
射孔弹
1.
And yet,the tandem following perforating bullet can meet the needs;its critical technology is the following technology of bullet.
串联随进射孔弹能满足低渗油田石油开采的需要 ,其主要关键技术是子弹的随进技术 ,文章采用大孔径药型罩结构和卸爆、隔爆技术 ,设计出底部导爆索点燃和起爆结构 ,可靠地解决子弹的串联随进问题。
2.
The compound perforation principle and the key techniques of developing compound perforating bullets are introduced in detail.
文章详细介绍了复合射孔原理及复合射孔弹研制中的关键技术 ,并对试验结果进行了简要的分
4)  perforator [英]['pə:fəreitə]  [美]['pɝfəretɚ]
射孔弹
1.
After discussed the important factors, which is influenced perforators performances, by the experiences and many years correlation information, some new types perforator designs were mainly proposed.
文章根据掌握的有关资料以及多年来从事射孔弹研究开发的经验 ,粗略地讨论了影响射孔弹性能的主要因素 ,并重点提出了几种新型射孔弹设计的基本构想。
2.
In the peper, Chinese made perforating Systems used in oil/gas wells, including heat-resisting expletives,perforators and guns, detonators and firing heads and detonating are briarly introduced.
文中简要介绍了我国石油射孔器材的现状,包括耐热炸药、射孔弹和射孔枪,油、气井用雷管和起爆器,以及油、气井用导爆索等,并根据我国国家民用爆破器材产品政策的要求,提出了石油射孔器材今后发展的设想。
3.
Tungsten powder is a main material for liner of deep penetration perforator.
钨粉作为制备深穿透射孔弹粉末药型罩的原材料,其物理化学性能直接影响石油射孔弹的穿深性能。
5)  perforating cartridge
射孔弹
1.
A new type of oil perforating cartridge, oil Perforating cartridge with small slenderness ratio, is introduced.
文章简要介绍了一种新型石油射孔弹──小长径比石油射孔弹,阐述了环形起爆的基本原理和试验结果,比较了在相同装药情况下有无隔板两种情况的穿孔效果。
2.
To increase the penetration of 127 perforating cartridge in 140mm cased wells of Daqing Oil field, and obtain better perforating results, after investigation and theoretical research, the technology of 102 mm perforating gun carrying 127mm perforating charge is presented.
为探索在大庆油田140mm套管井上应用127射孔弹以提高射孔穿深,达到更好的射孔效果,研制出102枪装127弹射孔工艺技术。
3.
This paper describes not only the principle and specific properties ot the perforating shaped charge with after-effect so called perforating cartridge with crack-making but also shows the result used in 0.
文中介绍了一种带有后效作用的增效射孔弹的作用原理、特点及在油田使用施工后增产情况,由此说明射孔弹是一种设计先进合理、且具有广阔应用前景的新型射孔弹。
6)  perforating shaped charge
射孔弹
1.
An installation for the simulated test of perforating shaped charge with after effect was described.
文章介绍了一种增效射孔弹模拟靶试验装置。
2.
In this paper, the design principle, powder formulation and technological processing of powdered metal liner of slug-free perforating shaped charge are introduced.
文章介绍了无杵堵射孔弹粉末药型罩的设计原则、粉末配方及工艺流程,并提供了试验研究结果,提出了研制中应注意的问题及设计原则。
补充资料:第二孔(继发孔)型缺损


第二孔(继发孔)型缺损
ostium secondary defect

是心房间隔在形成上发生障碍,一般缺损较大,多在卵圆孔附近称第二孔(继发孔)型缺损。
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