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.
纯粹的聚合物凝胶力学强度相对较低，而新型多功能复合凝胶的力学强度相对较高，能有效的解决井下地层漏失。
The pure polymer gel has low mechanical strength, but the new multi-function composite gel has high mechanical strength, which can control the down-hole loss circulation effectively.
其弊端在于：（1）粉碎破坏了原料自身天然生成的力学性质，不能充分利用秸秆纵向抗拉强度较高的特点；
The shortcomings are as follows: (1) Crushing will destroy stalks' mechanics properties, the good quality of lengthwise tensile strength can not be made the best of;
其弊端在于：（1）粉碎破坏了原料自身天然生成的力学性质，不能充分利用秸秆纵向抗拉强度较高的特点；
The shortcomings are as follows: (1) Crushing will destroy stalks' mechanics properties, the good quality of lengthwise tensile strength can not be made the best of;
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