1.Quality in many products depends on their degree of flexibility or stiffness. Packaging, playing cards, boxboard fabrics, containers, wire, tubing, many plastic and metal parts are examples.
许多产品的质量取决于其柔韧度或硬度,如,包装、纸牌、硬纸板织物、金属丝、管、塑料和金属部件。
2.Quality in many products depends on their degree of flexibility or stiffness. Packaging, playing cards, boxboard fabrics, containers, wire, tubing, many plastic and metal parts are examples.
许多产品的质量取决于其柔韧度或硬度,如,包装、纸牌、硬纸板织物、金属丝、管、塑料和金属部件。