这是自然的磨损和撕裂的关节软骨。
我们加入风化，磨损和撕裂。
简单的从不习惯运动，病毒或直接的磨损和撕裂的疼痛和痛苦。
Simple aches and pains from unaccustomed exercise, a virus or straightforward wear and tear.
DDD的原因往往是随着人们年龄增长而出现的正常的磨损和撕裂。
The cause of DDD is typically the normal wear and tear that occurs in the discs as a person ages.
这是一个缓慢的过程，这意味着你可能不注意到磨损和撕裂时已经太晚。
It's a slow process which means that you may not notice the wear and tear until it's too late.
腰椎关节突关节的磨损和撕裂会导致关节突关节相邻两侧骨面的关节软骨破坏。
Wear and tear on facet joints in the lower spine causes the cartilage between the two bony sides of the facet joints to break down.
这是能给你的鞋子的光泽和颜色通常能禁得住在磨损和撕裂，路易·威登间隙将接受。
This is able to give your shoes the sheen and color that is able to withstand the usual wear and tear that Louis vuitton clearance are put through.
尤其是骨关节炎中的一个位点提示大多数关节炎所涉及的身体结构的磨损和撕裂效应的共同形式。
One locus in particular is also implicated in osteoarthritis, the most common form of arthritis involving the effects of wear and tear on the body's structures.
交替练习，需要使用投掷臂的练习与那些压力较小的练习交替，提供了一些保护，防止过度磨损和撕裂。
Alternating drills that emphasize heavy usage of the throwing arm with those that are less stressful provides some protection against excessive wear and tear.
当原纤维遭到破坏或者缺失就像混凝土缺少钢筋一样，骨性关节炎就会发生。软骨的机械性变弱易于磨损和撕裂。
Osteoarthritis occurs when the fibrils are disrupted or lost - just like concrete without the steel, the cartilage becomes mechanically weak and susceptible to wear and tear.
这些椎间盘随时间推移而磨损撕裂或受伤可发生突出和退变。
These discs may herniate or degenerate, either through wear and tear over time or from an injury.
聚氨酯（PU）是一种具有氨基甲酸酯链段重复结构的聚合物，具有很好的耐撕裂和耐磨损性，良好的抗臭氧和耐油性，应用广泛。
The polyurethane (PU) is a polymer formed with urethane segment, as very high resistance to tear and abrasion, good resistance to ozone, oil and petrol, is widely used.
聚氨酯（PU）是一种具有氨基甲酸酯链段重复结构的聚合物，具有很好的耐撕裂和耐磨损性，良好的抗臭氧和耐油性，应用广泛。
The polyurethane (PU) is a polymer formed with urethane segment, as very high resistance to tear and abrasion, good resistance to ozone, oil and petrol, is widely used.
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