目前，在国内的相机市场中，大多数是中、低档相机。中、低档相机操作简便，成像质量较好、轻便小巧、易携带、价格低，能满足百姓聚会、旅游留念等需求。这些相机中大部分零、部件是塑料，具有金属和其它材料所不及的许多珍贵特性。本文将介绍塑料齿轮及构件在相机中的应... At present, in the domestic camera market, most are medium and low-end camera. Medium and low-end camera is easy to operate, better imaging quality, light and compact, easy to carry, low price, to meet the needs of people gathering, travel souvenir. Most of these cameras are zero and the components are plastic, with many precious features not found in metals and other materials. This article will introduce plastic gears and components in the camera should be ...