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
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。
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。
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。
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
After discussed the important factors, which is influenced perforators 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。
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。
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。
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。
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。
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。
aluminum link capsule gun
连杆式铝质弹壳射孔器
The Experimental Research on High-Speed Machining Surface Quality of Aluminum Alloy Holes
铝合金连杆大端孔高速切削表面质量的试验
directional single-plane jet perforator
单面定向聚能弹射孔器
plug-and-jack type connector
插头-插孔式连接器
strip carrier capsule gun
钢带托架座舱式射孔器
expendable-retrievable gun
可回收的消毁式射孔器
expendable through-tubing perforator
消毁式过油管射孔器
The Characteristics of Breech Marks on 54 Type Pistols Fired Cartridge Case;
五四式类手枪射击弹壳上弹底窝痕迹的特点
The effect of linked materials on the sound radiation from double cylindrical shell
壳间连接介质对双层壳声辐射性能的影响
Powder residue that is released upon automatic ejection of a spent cartridge or shell from a firearm.
后焰火器射击时，残留弹壳的自动弹射所释放的残余粉末
One that ejects, especially a device in a gun that ejects the empty shell after each firing.
退壳器发射的器具，尤指枪里的装置，在每次开火后排出空弹壳
Connecting Form Betwween Shell Body and Tubesheet of Shell-and-Tube Heat Exchanger
管壳式换热器中壳程筒体与管板连接形式
A rod used to force the charge into a muzzleloading firearm.
推弹杆用于将弹药塞入前装式火器的棍子
Study of marks on cartridge cases shooting by M1995 5.8mm automatic rifle;
95式5.8mm自动步枪射击弹壳上痕迹的研究
Strength Analysis and Structure Optimum Design of Fin-stabilited Sabot Discarded Penetrator;
新一代杆式脱壳穿甲弹的强度分析与结构优化设计
Acoustoelastic Effects on Reflection and Transmission of Elastic Waves and Guided Waves in a Borehole Surrounded by a Transversely Isotropic (VTI) Elastic Solid;
弹性波折、反射与横向各向同性（VTI）介质井孔导波声弹效应研究
packperf completion system
注水膨胀式封隔器与射孔完井系统
Analysis on Acoustic Radiation of High-Speed Flexible Linkage and Structural Optimization Based on Noise Attenuation;
高速弹性连杆机构声辐射分析及基于噪声控制的结构参数优化