根据计算和经验，侧弯伸长率小，且焊缝表面经过加工，不受表面质量影响，所以试验结果更接近实际，更为准确。
On the basis of calcuiation and experience, through side-bending test, test piece's extensibility is relative small, and its weld surface after processed is unaffected by the piece's surface quality.
本实用新型公开了一种微结构单向弯拉疲劳试验装置，该装置在一个悬置振动块 的一侧设有驱动梳齿对，在悬置振动块的另一侧设有检测振动幅度的检测梳齿对；
This utility model discloses a microstructure one-way bending fatigue tester, wherein there are driving comb pairs on one side of a suspended vibrating mass and detection comb pairs on the other side;
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