High ductility and excellent bendability to form bends, loops and complicated configurations without fracture.良好的延展性和成行性,可弯制各种曲及复杂的形状且不断裂.The larger the thermal gradient, the lower the anisothermal ductility.温度梯度越大, 不等温韧...
A 15-year lifespan is not uncommon for a dog...15年的寿命对狗而言是比较常见的。They postulated a 500-year lifespan for a plastic container.他们假定塑料容器的寿命为500年。Most boilers have a lifespan of 15 to 20 years.绝大多数锅炉有15至20年的使用期限。The average l...