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biaxial stress relaxation 双轴向应力松弛
This theory can be extended to biaxial stress. 这个理论能推广到双轴应力。
Chemical stress relaxation of wood. 木材的化学应力松弛。
It is proved that there is no contradiction between biaxial stress ellipse theory and practical loading condition. 采用理论推导和计算方法,对套管轴向应力计算公式进行了讨论。
The behavior of subcritical crack growth and the effect of biaxial stress,under static load,was studied by experiments with glass specimens. 实验研究了玻璃在静载下的亚临界裂纹扩展特征及其受双向应力的影响。从而为脆性材料的可靠性和寿命评价提供理论基础和手段。
At present, concretes and reinforced concretes are designed in uniaxial strength, but actually most of buildings are under biaxial stress. 摘要目前混凝土和钢筋混凝土建筑物多是以单轴强度为标准设计的，但实际上，大多数建筑物均处于多轴应力状态。
Addition of Y2O3 about 0.05wt% can improve the alloy stress relaxation property. 加入质量分数为0·05%25的纳米级Y2O3后,改善了合金的抗应力松弛性能。
It is used to simulate the stress relaxation process of different kinds of material. 对聚合物材料应力松弛过程进行了拟合处理。
Aimed at the problems of the theory of biaxial stress ellipse, a new method for casing strength design under combined loads the triaxial stress theory is put forward. 针对双向应力椭圆理论存在的问题,提出了解决组合载荷下套管柱强度设计的三向应力圆理论;
The stress relaxation behavior characters of TC4 alloy and influence of processing factors were studied. 摘要研究了TC4合金应力松弛行为的特徵和工艺因素的影响。
The experimental results show that the stress relaxation curves of Eyring model is more close to the measured values. 欧林模型可以更好地描述柔性复合材料的应力松弛性能。
To discover the properties of stress relaxation and creep of patellar ligament(PL) on knee contraction in rabbits. 目的：探讨兔挛缩膝关节髌韧带的应力松弛和蠕变特性，为临床治疗提供理论依据。
Effects of foaming agent、vulcanizer and the match of the two on the compress stress relaxation of the silicone rubber foam were studied. 研究了发泡剂用量以及发泡剂与硫化剂之间的匹配等对硅橡胶泡沫材料压缩应力松弛的影响。
Biaxial stress of ferromagnetic materials and residual stress of welding components have been measured by using the relation between Barkhausen effeet based on the law of approach to saturation magnetization and internal stress. 利用该技术，以近饱和磁化产生的巴克豪森效应与应力的关系，测量了铁磁构件的二轴应力和焊接构件的残余应力。
Effects of foaming agent vulcanizer and the mach of the two on the compress stress relaxation of the silicone rubber foam were studied. 研究了发泡剂用量以及发泡剂与硫化剂之间的匹配等对硅橡胶泡沫材料压缩应力松弛的影响。
Results We got the mechanical property indices of each group on the proneness, aback loll, axial compression, torsion, stress relaxation and creep. 结果得出了各组标本前屈、后伸、轴向压缩、扭转和应力松弛、蠕变力学性能指标。
A new failure criterion and elastic\|plastic constitutive relation for concrete under biaxial stresses is discussed in this paper. 讨论了混凝土在双向应力作用下的破坏准则和弹塑性本构关系。
Based on scale transform method of time, an experiential formula is proposed for viscoelastic stress relaxation process. 通过时间标度变换方法，提出了粘弹性应力松弛过程的一个经验公式。
The stress relaxation of packed medicago sativa has important influence to the craft of forage haling and the design of haling equipment. 摘要苜蓿打包压捆时的应力松弛特性对压捆工艺的安排和压捆设备的设计具有重要的影响。
Results Acyclic exercise increases the velocity of stress relaxation, reduces the elastic modulus of rabbit patellar ligament. 结果髌韧带生物力学测试发现运动训练可以明显引起韧带应力松驰加快,应力应变关系右移,弹性系数降低,应变加大;