Phosphor bronze strip is the most widely used ductilematerial of copper alloys at present.
锡磷青铜带是当前应用最广泛的铜合金弹性材料。
2
The backlight photography with single sample was used to measure the true stress-strain of the ductilematerial after necking in tensile test.
本文采用单试样逆光拍照法对延性材料拉伸试验缩颈后的真实应力-应变进行了有效的测量。
3
When a ductilematerial is tested, the reduction in cross-sectional area due to waisting causes an increased stress without an increased force, to ensure that extension proceeds uniformly.