随着温度的升高，复合材料板材强度逐渐下降，延伸率增大。
It is also found that the strength of these materials decreases and the ductility increases with increasing temperature.
结果：固定后8-12周，两组板下皮质骨厚度均逐渐变薄，伴CT值和固定骨段力学强度下降，以对照组为明显。
Results: The thickness of conical bone under plate became thinner gradually after 8 to 12 weeks fixation in both of SRP and HP groups, accompanied with lowering of CT value and mechanical strength.
结果表明，随着石墨添加量的增加，复合材料的抗拉强度和伸长率逐渐下降，硬度逐渐上升，摩擦系数逐渐变大。
It shows that the composites' tensile strength and elongation decrease while the hardness and friction coefficient increase with the addition content of graphite.
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