单向复合材料的力学性能、热强度保持率及湿热强度保持率都比较高。
The main mechanical properties of the unidirectional composites are good in room temperature, thermal or wet—thermal conditions.
研究一种具有较高的初始力学强度和早期降解速度缓慢，并能用于承重骨内固定的器材是临床所需要的。
A new kind of biodegradable internal fixation device with high initial strength and slow early degradation, which can be used for weight-bearing bones, is required.
随炉试样力学性能测试结果表明， 屈服强度较高， 伸长率偏低，无法满足该零件技术要求。
The mechanical property testing showed that the yield strength is too high and the elongation rate is less than the technical requirements.
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