置换的

Purification is mainly done by adding zinc dust to the solution. As all the elements to be removed lie below zinc in the electrochemical series they can be precipitated by cementation.

净化过程主要是加入锌粉到溶液，这样所有电位序在锌之后的元素都被置换出来并且凝固沉淀下来。

Precaution against abarticulation and joint infecˉtion is very impirtant in displacement of hip joint.

人工髋关节置换预防人工关节脱位至关重要，采用上述方法收到了传统方法不能比拟的临床效果。

The current diˉagnosis of diabetes in elderly use the American Diabetes Association criteria for diagnosis of diabetes,and use insulin or oral diabetes to medicines control hyperglycemia,Internal fixation of intertrochanteric fracture of femur is performed by dynamic hip screwor"γ"screw.

回顾分析1999年2月～2003年4月收治的女性髋部骨折患者338例，年龄65～85岁，平均（74.3±4.3）岁，采用美国糖尿病协会标准诊断糖尿病，口服降糖药或胰岛素注射控制血糖，DHS、&γ&钉内固定粗隆间骨折，人工髋关节置换术治疗股骨颈骨折。

I investigated whether differences in morphology occurred between sympatric and allopatric populations (a precondition for character displacement).

为了解释两物种如何可以共存，探讨共域和非共域地区族群型值是否具有差异(型值置换假说的先决条件)。

An anteroposterior axis of the tibia for total knee arthroplasty.

人工全膝关节置换术的适应证选择及疗效分析。

Background--Percutaneous aortic ale replacement represents an endoascular alternatie to conentional open heart surgery without the need for sternotomy, aortotomy, or cardiopulmonary bypass.

背景—经皮穿刺主动脉瓣置换术可作为传统开胸心脏手术的替代治疗方法，可避免开胸术、主动脉切开术或者体外循环。

To obtain antioxidative micrometer copper powder.Copper was plated with silver by substitutional reaction method. The effects of concentrations of argentamine,concentration of gelatin,and reaction temperature on reaction were studied.

为获得抗氧化微米级铜粉，采用置换反应法在铜粉表面镀银，研究了反应体系中明胶浓度、银氨浓度、反应温度对反应的影响。

Objective To discuss the use of autologous blood transfusion in total knee replacement.

目的 探讨预存式自体输血在全膝关节置换术中的临床应用。

Dr San Baw used over 300 ivory hip replacements from the 1960s to 1980s.

圣博士的BAW使用超过300个象牙髋关节置换从1960年代到20世纪80年代。

AIM: To evaluate the anterior chamber configuration of the high myopia after clear lens exchange surgery using ultrasound biomicroscopy.

目的：通过超声生物显微镜观察高度近视眼透明晶状体置换手术后眼前节结构的变化。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。