Stress fractures, or tiny cracks in the surface of a bone, are serious running injuries that requires immediate treatment.
应力性骨折，或者在骨头表面上的微小裂缝，是严重的跑步受伤，并且需要立即治疗。
Rather, they are generally the result of repeated mechanical stress to a vulnerable, weight-bearing bone, such as those in the feet.
相反，它是承重骨骼机械性疲劳过度的产物，比如那些足部骨骼。
And the stress of spaceflight, combined with the negative effects of weightlessness on muscle and bone, could cause real problems.
然而来自航天的压力，再加上失重对肌肉和骨骼造成的不利影响，会导致严重的问题。
This results in uneven distribution of stress transmission to deeper layers of cartilage and to the underlying subchondral bone.
这导致应力分布不均匀地传导至深层软骨及其下面的软骨下骨。
If a bone fractures, for whatever reason, its strength is less than the stress it is subjected to.
骨折，不管什么原因，都是因为它强度小于它所能承受的应力。
The value of stress peaks in implants and in bone -implant interface under oblique loads appeared higher than those under vertical loads.
种植体界面骨组织的最大应力位于种植体颈部周围的骨皮质界面；
Fracture: Break in a bone, caused by stress.
骨折：由外力引起的骨骼断折。
Bone cells, in particular osteocytes, are extremely sensitive to mechanical stress, a quality that is probably linked to the process of mechanical adaptation.
骨骼细胞，特别是成骨细胞，对力学性的应力极其敏感，质量是与力学自适应性过程相联系的。
Objective: Stress levels of the surface of alveolar bone around bridge abutment of posterior fixed bridge were studied.
目的：研究下颌后牙固定桥基牙周围牙槽骨表面的应力状态。
AIM: to investigate the effects of torque force load on the stress distribution in implant bone interface, so as to help the clinical selection of implant location.
目的：研究扭转力载荷对支抗种植体骨界面应力分布的影响，以指导临床正确选择支抗种植体的植入部位。
Objective to study the influence of different shape of lower jaw on stress distribution at bone interface in the mandibular molar region of implant restoration models.
目的模拟单个下颌磨牙缺失的种植修复，分析不同下颌骨形态对种植体骨界面应力分布的影响。
Objective a three dimensional finite element model after total hip replacement was established to analytically study the stress distribution of the artificial stem, bone cement and human femur.
目的建立人工髋关节置换术后的三维有限元模型，分析研究人工股骨柄、骨水泥和人体股骨的应力分布。
Objective: To investigate the influence of cantilever lengths on the load transfer and stress distribution patterns of the interface between the bone and dental implants.
目的：为了探讨悬臂梁的存在及其长度对种植牙周骨界面应力传递、分布规律的影响。
The local fluid shear stress play an important role on the remodeling of bone.
局部的流体切应力在骨组织的改建中发挥重要作用。
It is necessary to tell the bone where the areas of stress are going to be so that it can remodel and strengthen in preparation for the event.
告诉骨骼应力将会向哪个方向施加是非常必要的，以便于骨骼可以为重新塑造和延长作好准备。
The results showed that the increase in the diameter, subperiosteal area and bone mineral density of femurs were suppressed obviously under low stress environment.
结果发现，低应力环境下大鼠股骨的直径、皮质骨面积和骨矿密度的增加明显受抑制。
The effect of exercise to bone metabolism is mainly to enhance the bone mass by the skeleton of increasing the stress.
运动对骨代谢的效应，主要是增加运动时应力作用增强的一些骨骼的骨密度。
After the bone graft in situ, the stress curve was almost coincided with that of the intact femur.
而原位松质骨块植入后的应力曲线几乎与正常应力曲线重合。
Also, the potential stress shielding effect was examined using the 2 bone remodeling algorithms and the experimental bone mineral data.
同时，也使用2种骨重建算法和实验性骨矿含量检查了潜在的应力屏蔽效应。
The most important reasons that result in bone unconnected is instability or the bone coloboma and stress dodging.
不稳定或骨缺损以及应力遮挡是导致骨不连的最重要原因。
With the increasing absorption of the alveolar bone, the stress on the supporting tissue of the abutments and denture bases increased, but the resilient telescopic denture could deduce the magnitude.
随着牙槽骨吸收程度的增加，基牙及基托下支持组织的应力增加，但缓冲型套筒冠义齿可降低其增加幅度。
BACKGROUND: Common metal bone fracture plate had powerful stress force shelter reaction in fixed bone segments and moreover, is has no induction and guiding reactions in bone growth.
背景：普通金属接骨板对固定骨段具有强大的应力遮挡作用，且对骨组织生长无诱导及引导作用。
Objective: To explore the influence of the number of transimandibular implants and base-plate of titanium on the stress distribution patterns at the bone interface around the transmandibular implants.
目的：探讨穿下颌种植体数目，钛金基板对穿通下颌骨种植体周围骨界面应力分布的影响。
Forces acting on the bone cells include compressive tensile stress and shear stress. The shear stress is the main force which can be sensed by the bone cells.
作用在骨骼细胞上的应力包括压-拉应力和剪切应力，剪切应力是骨骼细胞能感受到的主要应力作用。
Results the properties of interface between the bone and prosthesis were different, so the great stress difference could lead to the interface loosing, stripping and damage.
结果由于股骨—假体界面两边材料性能不同，产生的较大应力差异是引起界面松动、剥离和损坏的生物力学原因。
In designing the fixed bridge supported by tooth-implant, we can design telescope retainer on implant to reduce the stress of bone tissues around the implant and to prevent damages to bone tissues.
进行天然牙与种植体联合支持固定桥修复时，可在种植体端设计套筒冠固位体，以缓冲种植体周围骨组织的应力水平，防止或减轻种植体支持组织的损伤。
ObjectiveTo observe the effects of the two kinds of rigid fixed bridge design on the stress of the alveolar bone of mandibular first molar after hemisection.
目的观察下颌第一磨牙半切术后两种双端固定桥修复对牙槽骨应力分布的影响。
The hydroxyapatite-coated prosthesis helped to reduce stress difference at bone and prosthesis interface.
羟磷灰石表面涂层假体能缓和界面层的应力差异。
The hydroxyapatite-coated prosthesis helped to reduce stress difference at bone and prosthesis interface.
羟磷灰石表面涂层假体能缓和界面层的应力差异。
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