查询词典 fractures

The stability of algorithm, the condition of absorbing boundary and free surface boundary, the grid dispersion and the process of source are discussed in details. The numerous simulations of wave propagation are carried out in isotropic media, transversely isotropic media and anisotropic media induced by fractures. The difference between anisotropic and isotropic effects on surface records is analysized.

接着讨论了有限差分算子的稳定性和收敛性，以及吸收边界条件、自由边界条件、数值频散和震源的处理，对各向同性介质、横向各向同性介质以及裂隙引起的各向异性介质中传播的弹性波场进行了数值模拟，分析了多波多分量数据中的各向异性效应以及各向同性在地表地震记录中的反映。

Objective:To study the methods of emergency nurses for patients of fractures of the jaws.

目的：探讨颌骨骨折病人的急诊护理方法，程序。

Methods:57 cases of jowl fractures were treated by rigid internal fixation technology with mini-titanium plate.

对57 例以微型钛板实施坚强内固定技术治疗的面部骨折患者进行回顾性分析。

Methods 8 cases of atlantoaxial fractures and dislocations were treated with Apofix lamina clamp internal fixation.

对8例寰枢椎骨折、脱位患者采用Apofix椎板夹固定。

Objective:To explore the culturing of human ligamentum flavum cells in vitro.Method:HLF were harvested during surgery for thoracolumbar burst fractures.

目的：探讨成人黄韧带细胞的体外培养方法，为研究黄韧带退变的发病机制奠定基础。

Results All fractures match smoothly,in addition to an activity suffers the limit, the rest function is good.

结果 11例骨折均顺利愈合，除1例活动受限外，其余功能优良。

Cleats are the endogenetic fracture systems which are widely distributed in the coal bed and are of great significance for the coal-bed gas to be produced,being the natural fractures formed by desiccation,coalification,lithification and tectonic force.

割理是广泛存在于煤层中对煤层气的产出具有重要意义的内生裂隙系统，是煤层经过干缩作用、煤化作用、岩化作用和构造压力等各种过程形成的天然裂隙。

Cleats are the endogenetic fracture systems which are widely distributed in the coal bed and are of great sig nificance for the coal-bed gas to be produced, being the natural fractures formed by desiccation, coalification, lithification and tectonic force.

割理是广泛存在于煤层中对煤层气的产出具有重要意义的内生裂隙系统，是煤层经过干缩作用、煤化作用、岩化作用和构造压力等各种过程形成的天然裂隙。

The development of the different scale fractures is controlled by lithology, formation texture and stress field.

不同尺度的裂缝发育程度与碳酸盐岩岩性、地层结构和应力场大小有着密切的关系。

Objective: To develop a safe、light and easy-control rap system of stress stimulation , to observe the effects of the stimulation on accelerating the healing of shaft fractures of lower extremity, to measure and evaluate the effects of the stimulation treatment and the prospect of its clinical application.

目的：研制出一部安全、轻便、易调的叩击式骨应力刺激仪器并应用于临床，观察其对下肢骨干骨折愈合的促进作用，并测试和评估其治疗效果和临床应用前景。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。