In order to solve the problems as high mud density and low penetration rate as well as difficulty in treating mud, meeting with in drilling at the area with abnormally high pressure, this paper puts forward a new method for treating heavy mud by use of compound ion-type polymer.
本文提出了用复合离子型聚合物处理重泥浆的新方法,经室内试验和现场初步实践,取得较好效果,可供现场参考。
A comprehensive indoor experiment and application at well-site were done for the compound ion polymer drilling fluid.
本文对复合离子聚合物钻井液做了较全面的室内试验和现场应用。
A new lead-free piezoelectric ceramics of Bi1/2Na1/2Ti1–x(Zn1/3Nb2/3)xO3(abbreviate as BNTZN—100x) were prepared by the two-steps synthesized method and the effect of B-site the complex ions-(Zn1/3Nb2/3)4+ substitution amount on the piezoelectric and dielectric properties was investigated.
研究了B位复合离子(Zn1/3Nb2/3)4+取代量对BNT陶瓷介电及压电性能的影响。
A new kind of lead-free piezoelectric ceramics of Na1/2Bi1/2Ti1-x(Ni1/3Nb2/3)xO3 is prepared by the two-step synthesis method and the effect of the B-site complex ions substitution on the piezoelectric and dielectric properties is investigated.
研究了B位复合离子取代对NBT陶瓷晶体结构及压电、介电性能的影响。
A new lead-free piezoelectric ceramics of Bi1/2Na1/2Ti1-x(Mg1/3Nb2/3)xO3 was prepared by the two-step synthesize method and the effect of B-site the complex ions substitution on the piezoelectric and dielectric properties was investigated.
研究了B位复合离子取代对BNT陶瓷的晶体结构及压电与介电性能的影响。
A complex ionic copolymer,JHG.
在室内合成了一种阴、阳、非复合离子型多元共聚物———JHG ,对其性能进行了全面的评价。
combination of optical and ionization detector
光电离子复合探测器
n-recombination theory
朗之万离子复合理论
Surface Modification of Stainless Steel by Hybrid Plasma/Ion Implantation;
等离子体/离子复合注入不锈钢表面改性研究
In this paper are introduced the low-temperature plasma composite technology.
本文简介了低温等离子复合技术。
plasma sputter combined etching
等离子溅射复合刻蚀
Langevin ion-recombination theory
朗之万离子－复合理论
Theoretical Studies on Dielectronic Recombination of Highly-stripped Ions for Gold Plasma;
金等离子体高离化离子双电子复合的理论研究
Synthesis of the lithium ion-sieve Li_4Ti_5O_(12) by mixed molten salt method
复合熔盐法合成Li_4Ti_5O_(12)离子筛
Preparing Fe_3O_4/PANI Nanocomposite Particles in Ionic Liquid
离子液体中合成Fe_3O_4/PANI复合纳米颗粒
Study on Plasma Spray Welding of Ni-Based Alloy WC Composite Coatings
等离子喷焊镍基合金碳化钨复合涂层
The dynamic characteristics of the combined plasma during Hybrid Laser-Arc welding of 5A90
YAG-MIG复合焊接条件下复合等离子体动态特征
Abstract: This paper introduces the application and development of ion plating, ionodialysis, ion implantation and the compound technology.
文摘:介绍了离子镀、离子渗、离子注入及其复合工艺的应用与发展。
WC Reinforced Surface Metal Matrix Composite Produced by Plasma Melt Injection;
等离子熔—喷制备WC增强表层复合材料
Surface Modification of Ti6Al4V Biomaterial by Hybrid Plasma Ion Implantation;
Ti6Al4V生物材料等离子体复合注入研究
Research on Silicon/Carbon Composite Materials for Lithium Ion Battery;
锂离子电池硅碳复合材料的性能研究
Study on the Synthesis of the New Type of Retanning Agent-PAED;
新型阳离子复鞣剂PAED的合成研究
Cationic Polymer with Retanning and Dyeing-assistant Functions
具有复鞣和助染功能的阳离子聚合物
Plasma Ablation Behavior of ZrC_P/W Composites
ZrC_P/W复合材料的等离子烧蚀行为