人工髋关节的预计使用寿命达15年以上，往往会由于错位等原因而需要提前置换，而不是金属碎片所造成的损害。
Artificial hips, intended to last 15 years or more, need early replacement far more frequently for reasons like dislocation than because of problems caused by metallic debris.
但外科医生说，如果祸端是金属碎片的话，置换手术会相当复杂，可能会对一些患者留下持久性并发症。
But surgeons say that when metal particles are the culprit, the procedures to replace the devices can be far more complex and can leave some patients with lasting complications.
医生用一个金属球体置换了他的股骨头。
Doctors have replaced the top of his hip bone with a metal sphere.
指出目前国内生产铟的主要方法是采用浸出—萃取—置换工艺回收铅、冶炼副产品中的金属铟。
The main process of producing indium in China is leaching-extraction-replacement, which is adopted to reclaim indium from lead and zinc metallurgical byproducts.
对COD废液中的硫酸银，采用铁线置换法回收金属银，进行循环使用，降低了分析费用，减小了环境污染。
Iron line replacement method is used to recovery metal silver from silver sulfate in COD waste liquid, and it is reused to analyze, so analysis cost and environment pollution are decreased.
是感染还是过敏引起金属对金属全髋关节置换术后疼痛？
Infection or Allergy in the Painful Metal-on-Metal Total Hip Arthroplasty?
对汗渍、水有中和置换作用、特别适用于机械零部件及金属加工件的封存防锈。
The perspiration, water and a replacement, especially suitable for mechanical parts and pieces of metal processing rust-proof archive.
采用置换除铜湿法工艺可从废旧正、负极穿孔钢带极片中回收多种金属。
The application of hydrometallurgical processes which remove copper ion may recovery lots of metals in waste perforated anode and cathode plates.
分别对开胸犬及7例二尖瓣金属瓣置换术后患者利用多普勒组织成像中的速度时间积分曲线对放置钛夹处心肌及二尖瓣环处的长轴运动位移进行定量研究；
Quantitative study was made on time velocity integral(TVI) of the implanted myocardium and left ventricular long axis in 7 canine models, and 7 patients with replaced metal mitral valve.
旋前圆肌重建中央束结合金属桡骨头假体置换更有利于恢复前臂的纵向稳定性。
Reconstruction of the central band in combination with metallic radial head prosthesis replacement are beneficial to restoring the longitudinal stability of the forearm.
通过“等刚度置换”原则，探讨了采用FRP设计汽车壳体并达到金属壳体的性能和要求。
By the principle of equal-rigidity substitution, the design of the automobile shell with FRP is explored and the performance and requirement of the metal shell can be achieved.
而经用盐酸解吸下来的铟再经除铁置换处理后制成金属铟锭成品。
While the indium absorbed by a muriatic acid is manufactured into the finished product of a metal indium ingot after iron-removing and replacement processing.
在金属-金属全椎间盘置换术中，金属离子的释放直到现在仍是次要讨论的问题。
In metal-on-metal TDA the release of metal ions has until now been secondary to the main discussion.
通过离子交换，玻璃表层碱金属离子被熔盐中的其它碱金属离子置换，使机械强度提高的玻璃。
Through the ionic exchange, the alkaline metal ion of glass surface is placed by other alkaline metal ion in salt melted, enhancing its mechanical strength.
小梁金属是一种新材料，在全膝关节置换髌骨缺失中具有应用价值。
Trabecular metal patella in total knee arthroplasty with patella bone deficiency.
所得少量浓缩液去掉铁等杂质之后，加过量氨使钴形成络合物，再用锌粉置换出金属钴粉。
Cobalt can be converted into complex ion by excess ammonia and then recovered as highly pure metal cobalt powder by replacing with zinc powder.
目的探讨骨水泥型钛金属桡骨小头置换治疗粉碎性桡骨小头骨折的早期疗效。
Objective To investigate the early functional outcomes of treatment of radial head comminuted fractures with cement type titanium radial head implants.
研究背景：为了减少磨损产物，在全髋置换和后来的全椎间盘置换术中，使用金属-金属联合的假体。
In total hip endoprosthetics and consequently for TDA , metal-on-metal combinations are used with the aim of reducing wear debris.
进化酶基因的DNA测序表明4 186含两个有义氨基酸置换：k16 7r和S374C，二者既不位于底物结合位点，也不位于酶的金属离子结合位点。
DNA sequence revealed that 4-186 contains two amino acid substitutions, K167R and S374C, both of which locate neither the substrate - binding sites nor the metal - binding sites of EAP.
利用这种性质可以进行金属氢化物柱内氢同位素间的置换，实现工程方面的应用。
With this character, the displacements between hydrogen isotopes can be conducted in metal hydride packing column, further, and some important applications in en...
目的探讨金属对金属人工全髋表面置换术治疗类风湿性关节炎和股骨头无菌性坏死的临床价值。
Purpose Present study investigated the role of metal on metal surface replacement of the hip in treating the young patients suffering rheumatoid arthritis or aseptic necrosis of femoral head.
目的：研究金属对金属大头全髋关节置换术的临床应用及疗效。
Objective:To study the clinical application and effect about metal-on-metal big head cementless total hip replacement.
这就使得用重金属原子作同晶置换法遇到了麻烦。
This can make heavy atom derivatization in the presence of reducing agents, difficult and frustrating.
本手术用新的金属和塑料假体置换磨损的人工膝关节部件和破坏的骨头。
This procedure replaces worn artificial knee parts and damaged bone with new metal and plastic components.
假体均为同一类型的后十字韧带保留型假体，以金属底座髌骨假体置换髌骨。
All had similar total condylar knee prosthesis inserted with retention of the posterior cruciate ligament and resurfacing of the patella.
一种痕迹重金属含量测定的试剂，在利用阳极溶出伏安法进行测定之前，置换出样品中所含的重金属离子。
It is a reagent for measuring the marked heavy metal component, which substitute the containing heavy metal ion in the sample before using the method of anodic stripping voltammetry for measuring.
一种痕迹重金属含量测定的试剂，在利用阳极溶出伏安法进行测定之前，置换出样品中所含的重金属离子。
It is a reagent for measuring the marked heavy metal component, which substitute the containing heavy metal ion in the sample before using the method of anodic stripping voltammetry for measuring.
应用推荐