They sat talking and necking in the car for another ten minutes.他们在车里又坐了10分钟，边说边搂着亲热。Extensive through - thickness shear causes crack - tip necking.大范围的穿透厚度剪切引裂纹顶端的颈缩.At this point, tensile fracture partially occurred, a...
At this point, tensile fracture partially occurred, as evidenced by some apparent necking.这时, 一些明显的颈缩现象表明,发生了局部拉伸断裂.They sat talking and necking in the car for another ten minutes...他们在车里又坐了10分钟，边说边搂着亲热。I found myself be...