Degenerative Disc Disease, or DDD, occurs in many people as part of the normal aging process.
退变性椎间盘疾病，简称% DDD，作为正常老年化过程的一部分，发生于很多人。
Then press the flattened, and then lathe processing waterline, chamfering process, finally with indexing disc with a drilling machine processing of bolt hole drilling.
再用压力机将其压平，再用车床进行加工水线、倒角等工艺，最后是用分度盘配合钻孔机进行螺栓孔的打孔的加工。
The effects of matching materials on the brake temperature of braker were investigated by using the finite element method to simulate the temperature transient process of disc brake.
采用有限元法模拟盘式制动器制动过程瞬态温度场，研究了材料匹配性对制动器温度场的影响。
During the design process of Blu-ray disc optical pick-up, the optical system and the collimator lens design is especially important.
在蓝光光盘光学头设计过程中，光学系统的设计，有举足轻重的作用，特别是准直镜的设计。
This is the process inaccurately called slipped disc.
这是错误的过程中所谓的椎间盘突出。
There was an error in the writing process. The disc you have attempted to write may no longer be usable.
在写入过程中有一个错误。您要写入的盘可能不再可用。
The shaft shall be hexagonal or square to ensure positive rotation of the disc and be totally sealed from exposure to the process liquid.
阀杆应该是六角形或方形，以确保阀瓣能够灵活旋转，并且完全密封，不会暴露在处理的液体里。
Beating Feature and typical technological process of double disc refiner were analysed.
本文主要对双圆盘磨浆机的打浆特性、典型打浆工艺流程作了阐述。
Based on laboratory experiments and in-situ observations, it has been proved that outburst of coal and gas in in-seam drivage is a chain reaction process of disc tensile fracture in a working face.
本文通过基础试验和现场观测，证明了煤巷掘进工作面煤与瓦斯突出是工作面煤壁盘形拉伸破坏的连锁反应过程。
The process characteristics of disc vacuum filter and pressure filter are introduced respectively.
介绍了圆盘真空过滤机和加压过滤机在浮选精煤脱水方面的工艺特点。
Therefore, the paper introduces the process of CATIA parametric modeling by brake disc modeling, and the relationship between the related documents.
所以本文以制动盘为例，介绍了CATIA中参数化建模的过程，及相关文件之间的相互关系。
This model can be used as an analysis tool of many important parameters in the coating process, thereby control the disc quality...
借助模型分析旋涂工艺中的许多重要参数，从而控制盘片质量，并最终实现闭环生产控制。
If the back is repeatedly injured, the process of tearing and scarring may continue, weakening the disc wall.
如果背部反复损伤，撕裂和疤痕化的过程就会持续，从而使椎间盘的壁衰退。
The data is easy to copy from the disc, so that will be easy to open in every word process software as the disc told us.
数据很容易从盘中拷贝出来，因此就像碟子告诉我们的那样，这些信息很容易用所有的字处理软件打开。
Through the analysis of the drawing technology for the engine oil disc, the process for drawing this complex stepped boxed-shaped part was determined.
通过对发动机机油盘拉伸工艺的分析，确定了此复杂阶梯盒形件的拉伸工艺。
The spreading of sector addresses around the disc gives the operating system time to process each before the next reaches the read-write head.
把区份地址分散于磁碟上，操作系数便有足够时间，在读写头到达另一区份前，逐个地址处理。
As a specific application machine of the prescription map, the spinning disc spreader played a key role in the whole process of variable-rate fertilization.
圆盘式变量施肥机作为处方图的具体实施机具，在整个变量施肥过程中起着关键作用。
An optical density curve model for optimizing the dye coating process of recordable disc is introduced.
利用光密度曲线模型优化可写光盘的染料旋涂工艺。
During the introduction of ZJY170B splitting mill design process, the structure design and design problems of disc shear are discussed and the solving method is proposed.
介绍了在设计zjy1 70 B纵剪机组的过程中，圆盘剪的结构设计过程，并且针对在设计中所遇问题，提出了解决方法。
The special disc-type pelletize in steel works is the indispensable equipment in palletizing process.
铁厂专用盘式成球机是球团工艺中不可缺少的设备。
Brief introduction to the working process, the construction characteristics, the applications and the main data's selection & calculation for the single disc, high-performance flat gate valve.
介绍了高温硬密封浮动阀座单闸板平板闸阀的工作原理、结构特点、适用范围及主要技术数据的选取和计算。
The plaster is characterized by having good effect in curing prolapse of lumbar intervertebral disc, easily obtained raw material medicines, simple process and low preparation cost.
其特点是，对腰椎间盘突出症的治疗具有较好 的疗效，而且所用药材获取容易、加工简单，制作成本不高。
Objective To evaluate the clinical results of the surgical treatment via articular process approach for thoracic disc herniation.
目的评价采用经关节突入路手术治疗胸椎间盘突出症的疗效。
The deformation analysis of the main parts of the disc-separator bowl is performed for the overspeeding process using elastoplasticity FEM and analytical method.
本文采用弹塑性有限元法和解析法，对分离机转鼓的主要零件进行了超速自增强的变形分析。
This paper presents s combined inlaid clutch disc hub, its structural design and manufacturing process.
介绍了压嵌式离合器花键盘毂的结构设计及制造方法。
It proves that the precision of milling cutter profile may not be affected in the milling process and is achievable to mill disc groove with...
本文论证了铣刀刃磨过程中刀具刃磨对铣刀轮廓型线的精度不受影响，证明了高精度燃机轮槽的铣削加工是切实可行的。
Methods Intervertebral discectomy combined with posterior fusion or intertransverse process fusion was employed to treat lumbar disc herniation with recessive segmental instability.
方法采用椎间盘切除联合椎板融合或横突融合手术治疗腰椎间盘突出合并隐性节段性腰椎不稳定。
The advantages of CT scan are that the changes of intervertebral disc, dural sca, articular process and spinal canal, can be showed clearly.
而CT的优势在于能清楚地表现椎间盘、硬膜囊、关节突和椎管内外结构的变化。
The advantages of CT scan are that the changes of intervertebral disc, dural sca, articular process and spinal canal, can be showed clearly.
而CT的优势在于能清楚地表现椎间盘、硬膜囊、关节突和椎管内外结构的变化。
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