Variations in disc speed, air. steam pressures produce different fibers. Similar to rockwool but the higher iron content; lower calcium content.
圆盘速率的变化空气蒸汽的压力生产不同的纤维类似于岩石棉而铁的含量更高更低的钙的含量。
Flexible disc springs automatically provide leak tightness by exerting pressure, which keeps the upper and lower valve sealing rings compressed at all times.
柔性盘簧始终使上、下阀门密封环处于受压状态，自动密封防漏。
Protrusion of lumbar intervertebral disc is the common diseases in the lower lumbar spinal canal.
腰椎间盘突出症是下腰部椎管内较常见的疾病。
Objective To evaluate the clinical value of pedicle fixation and bone grafting for the treatment of degenerative lumbar disc diseases coupled with lower lumbar spine instability.
目的探讨使用椎弓根内固定加植骨治疗腰椎间盘退变性下腰椎不稳症的临床价值。
How does it create lower air pressure on top of the disc?
它如何创造较低的气压对上方的光盘？
The movement of data from fast-access storage ( magnetic disc ) to storage of lower access speed ( magnetic tape ).
数据由快速存取存储器（磁盘）传送到存取速度较低的存储器（磁带）的过程。
The device (10) includes a disc prothesis or artificial disc (12) having an upper plate (14) and a lower plate (16).
装置(10)包括一盘修复物或人工盘(12)，该盘修复物或人工盘(12)具有一上板(14)和一下板(16)。
Penetrative puncture resulted in a faster decrease in disc height, lower glycosaminoglycan content, and higher grades of histologic degeneration.
全穿刺导致椎间盘高度下降，糖胺聚糖含量下降，和更高的豆状核变性。
Therefore the pressure in the relief pipe system is lower than 10 % of the set pressure of the rupture disc.
因此压力放散系统的压力低于爆破片设计压力的10%。
Lower back and leg pain from a disc herniation can often be resolved with medication and non-operative treatments (physical therapy).
椎间盘疝出引起的腰腿痛往往用药物和非手术治疗(理疗)能够缓解。
Several months ago I herniated a disc in my lower back and the pain was unbelievable.
几个月前，我的下腰椎椎间盘突出，痛苦得让人无法忍受。
Arc grooves on the lower plane of the brake disc are uniformly distributed, and the inner ends of the vent holes corresponding to the arc grooves are communicated with the arc grooves.
在刹车盘下平面有弧形槽，弧形槽均匀分布。与弧形槽相对的通风孔内端与弧形槽连通。
The lower pairs were substituted for the higher pairs in order to study the specific properties of the disc cam with the circular profile and the follower attached to the roller.
并以最大无量纲速度和加速度为标准，将凸轮机构从动件常用运动规律特性与该圆弧凸轮的从动件运动规律特性加以比较，指出其适用场合为中、高速轻载。
He says the analysis suggests that ozone therapy is as effective as surgery for relieving pain caused by a herniated disc, with a much lower incidence of complications and much quicker recovery times.
他说，分析表明，臭氧治疗手术一样有效缓解了并发症和更快的恢复时间的发病率要低得多由椎间盘突出引起的疼痛。
However, lumbar fusion surgery do not obviously increase the stress of the lower adjacent intervertebral disc.
腰椎融合术不会明显增加邻近下位椎间盘的应力。
The footwall, the lower stand canal, the central disc, the upper stand canal, the top wall and the separator compose a framework.
下盘、下支架管、中盘、上支架管、上盘、隔板组成骨架。
Posterior lumbar interbody fusion is effective in increasing the improvement rates of lower back pain JOA score and maintaining the disc height and the superior intervertebral space angle.
治疗腰椎间盘突出症复发，在提高下腰痛评分、维持椎间高度和上一椎间隙角度方面，后路椎间融合术优于其它两手术方式。
Posterior lumbar interbody fusion is effective in increasing the improvement rates of lower back pain JOA score and maintaining the disc height and the superior intervertebral space angle.
治疗腰椎间盘突出症复发，在提高下腰痛评分、维持椎间高度和上一椎间隙角度方面，后路椎间融合术优于其它两手术方式。
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