随着改革开放的深化和我国市场经济的发展，机械产品的国内外市场竞争日趋激烈。企业要想使自己的产品在竞争中取得优势，其产品必须具有高、精、新、快、廉等特征，这就要求机械工程师的知识结构和能力要在原有的基础上进一步提高，以适应激烈竞争的环境。１现代产品的市场特? With the deepening of reform and opening up and the development of China’s market economy, competition in the domestic and foreign markets for mechanical products has become increasingly fierce. Enterprises want to make their products in the competitive advantage, its products must have high, refined, new, fast, inexpensive and so on, which requires mechanical engineers knowledge structure and ability to be further improved on the basis of the original to adapt A highly competitive environment. 1 modern product market special?