在产品设计中,人机界面指的是在人与产品组成的系统中,完成人与产品之间信息交流的子系统。人机界面是人认知产品的“切入点”,同时也是人操作、使用产品的“接触点”。产品通过人机界面设计应当提供给人一个适合的“显示系统”,不仅要让人接受产品外部形态的各个元素的信息,还 In product design, human-machine interface refers to the subsystem of information exchange between human and product in the system composed of human and product. Human-machine interface is the “entry point” for people’s cognitive products, and is also the “point of contact” for people to operate and use the products. Product design through the man-machine interface should provide people with a suitable “display system”, not only to make people accept the external elements of the product information, but also