What the article introduces is the result of the study and design of gearshift gear-belt transmission and it is used in mini-cars.
本文所述是可变速齿形带传动的研究设计成果，应用于微型汽车。
The mathematical modeling to optimize belt gear transmission system is presented in this paper.
提出了带与齿轮组合传动系统优化设计数学模型的建立方法。
Gear transmission with belt as meshing medium is a new gear transmission, which is economic and environment friendly.
带式啮合介质齿轮传动是一种新型的齿轮传动形式，具有经济、环保的特点。
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