利用圆盘中心粘贴的应变片来测大理岩等脆性材料的动态拉伸强度，是一种简便高效的试验方法。
It is a simple, effective and ideal method to stick strain gages on the center of the sample to gain the dynamic tensile strength for brittle materials.
比较了获得拉伸蠕变破坏荷载-时间曲线以及蠕变应变-时间曲线的试验方法，给出了外推这两种蠕变曲线数据的处理步骤。
The methods of creep test to get both curves of tensile creep rupture load vs time and creep strain vs time are compared. The procedures to extrapolate the two types of creep curves are presented.
基于各向同性弹塑性损伤假定和应变等效假设，采用重复拉伸的试验方法，得到了焊缝金属的损伤演化规律。
Based on the adoption of elastoplastic damage theory and effective strain assumption, weld metal coupons were tested under repeated pull and their damage evolution law was determined.
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