linear extension strain 线性拉伸应变
plane strain extension test 平面应变伸长试验
plane strain extension 平面应变拉伸试验
single strain extension coefficient 单次应变扩展系数
Only if this short crack extends long enough and blunted wide enough, can it affect the principal crack extension and the distribution of stress and plastic strain.
只有小裂纹扩展到足够长并钝化到足够宽，才能够影响主裂纹的扩展及其前端应力、应变的分布。
The kinematically admissible velocity field and strain rate field for extension forging of rounds have been established.
建立了圆坯拔长锻造的运动许可速度场与应变速率场。
So, in the process of strain-measuring, when we apply the normal lever extension meter, it is confined by conditions, such as the install pattern, measurement standard and so on.
因此，进行应变测量时，应用常规的杠杆引伸仪，受到安装方式和测量标距等条件的限制，往往只能测量轴向一定范围内的平均应变。
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