Through non-linear finite analysis , the dependence of fatigue life of solder joint on thermomechanical properties of underfill was calculated.
通过非线性有限元分析，计算出焊点疲劳寿命对下部填充料基本热力学性质的依赖关系。
The optimum fiber proportion of Masson' s pine thermomechanical pulp reinforced polypropylene composite could be determined accurately by optimum design method of main composition analysis.
用多元统计分析中的主要成分分析法优化设计马尾松热磨机械浆增加聚丙烯复合材料，合理地确定多项性能兼优的最佳纤维含量。
The best fiber capacity of wood thermomechanical pulp reinforced nylon composite could be determined accurately by optimum design method of main composition analysis.
用多元统计分析中的主成分分析法优化设计木片热磨机械浆增强尼龙复合材料，合理地确定多项性能兼优的最佳纤维含量。
The effects of thermomechanical treatment on the structures and properties of 7a04 aluminum alloy were studied by mechanical tensile test, metallographic and TEM analysis.
采用力学性能测试、金相显微分析和TEM等方法。研究了形变热处理工艺对7a04铝合金的组织和性能的影响。
The effects of thermomechanical treatment on the structures and properties of 7a04 aluminum alloy were studied by mechanical tensile test, metallographic and TEM analysis.
采用力学性能测试、金相显微分析和TEM等方法。研究了形变热处理工艺对7a04铝合金的组织和性能的影响。
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