1·Phosphor bronze strip is the most widely used ductile material 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 ductile material 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 ductile material 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.
当韧性材料被测试时，由于颈缩使横载截面面积减小，以至在受力没有增加的情况下引起应力的增加，以保证延伸继续如常进行。
4·The surface morphologies exhibit deformation wear in the middle and micro cutting wear in the sides, which indicate that all the samples exhibit ductile material characteristics in the erosion.
合金丝试样中部为变形磨损，侧面为微切削磨损，表现为典型的韧性材料冲蚀磨损特性。
5·When the crystal size is about three nanometers (billionths of a meter), the material has its ultra-strong and ductile characteristics.
当晶体大小大约为3纳米（1纳米等于10亿分之一米）时，天然丝材料具有超强的强度与延展性特征。
6·Ductile cast iron as a light type material with fine mechanical properties has been applied more widely in the automobile industry.
作为一种高性能轻型材料，球铁在汽车行业得到了更广泛的应用。
7·Pump cover material with steel ZG230-450 more, can also be used ductile iron, the latter two materials contrast of wear resistance and hardness and heat resistance to be because the former.
泵体、泵盖的材质采用铸钢ZG230-450的较多，也可以采用球墨铸铁材质，两种材质对比后者的耐磨性和硬度以及耐温性要因为前者。
8·The use of plasticized rosin as an analog material of the ductile lower lithosphere provides an effective approach to modelling intraplate plastic flow network and multi layer tectonic deformation.
采用塑化松香作为岩石圈延性下层的相似材料，进行了板内塑性流动网络及多层构造变形的物理模拟实验。
9·J integral value related to the initiation of ductile crack is important material properties for the engineering structure of ductile fracture.
韧性裂纹开始扩展的J积分值对于韧性断裂的工程构件是一个重要的材料性能指标。
10·The mechanism of ductile machining for brittle material is described.
论述了脆性材料延性加工机理。