查询词典 fracture

OBJECTIVE: To analyze the feasibility of single segmental spinal interbody fusion with bisegment fixation for thoracolumbar burst fracture type B.

目的：从生物力学角度观察单节段融合双节段置入物固定B型胸腰椎爆裂骨折的可行性。

Single segmental spinal interbody fusion with bisegment fixation for thoracolumbar burst fracture type B had a good immediate stability in flexion, extension, lateral bending motion.

单节段融合双节段固定治疗胸腰椎爆裂骨折B型，在前屈、后伸、左右侧弯方向均有良好的初始稳定性，左右旋转初始稳定性较传统的切除两椎间盘伤椎次全切植骨内固定明显提高。

Along with the development of practices and the diversity of the blanking, new requirements for fracture technology are presented.

但随着实践的不断深入和断料的多样性，对裂纹技术提出了新的要求。

Restoring the articular anatomy, sustaining the articular with bone grafting as necessary and choosing the appropriate plastic tialloy blate internal fixation can greatly decrease complications of calcaneal fracture.

恢复跟骨解剖形态、必要的关节面下植骨支撑、选择合适的可塑性钛板固定能最大限度地减少骨折后并发症。

And scanning electron micoscope was employed to analyse the fracture surface of environmental stress cracking of blent LDPE and grafted LDPE.

用红外光谱证明了接枝反应的存在，用电子扫描显微镜分析了共混与接枝后LDPE环境应力开裂的断面形态。

The fracture morphology, chemical composition and microstructures of working layer and inside of working roll for blooming mill were analysed by observing its macrostructure, microstructure and chemical composition, and the crack cause for the roll was found out.

通过宏观、金相检验和化学分析，对初轧机工作辊的断口形貌、化学成分以及工作层和芯部的金相组织进行了分析，找出了轧辊的断裂原因。

Objective To study spiral CT reconstruction technique in diagnosis of orbital blowout fracture.

目的 探讨螺旋CT重建技术诊断眼眶爆裂性骨折的优越性。

For a certain hot-pressing conditions, relative density, flexural strength and fracture toughness of the materials hot-pressed from boron carbide powder with 7wt%carbon are 98.5%, 460 MPa and 7.65 MPa*m1／2,respectively.

结果表明：在一定的热压条件下，添加7％C的碳化硼烧结体的相对密度可高达98.5％，断裂韧性为7.65 MPa*m1／2，弯曲强度仍能达460 MPa。

From the view of fracture mechanics, the problem involving a center crack in a rectangular piezoelectric body under anti-plane mechanical shear displacement and in-plane electrical field is analyzed by the boundary collocation method in this paper.

从断裂力学的观点出发，采用边界配置法研究了含中心裂纹的矩形截面的压电材料在平面内电场和反平面变形作用下的应力场和电场的解，详细介绍了该方法的程序设计过程。

In chapter 2,all kinds of numerical methods of computational fracturemechanics are summarized,the development histories and present situation ofboundary collocation method,boundary integral method,finite difference method,boundary element method and finite element method are expounded,and theapplication of finite element method in fracture mechanics are emphaticallydiscussed.

第二章 总结了计算断裂力学中各种数值方法，论述了边界配位法、边界积分法、有限差分法、边界元法及有限元法的发展历史和现状，并着重讨论了有限元法在断裂力学中的应用。

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％。