基本解释[机械工程]正齿轮组英汉例句双语例句This article describes an effective method to set up the three-dimensional model for spur gear, helical gear by CAXA.介绍了采用CAXA软件创建渐开线直齿轮、斜齿轮三维模型的有效方法。spur-gear set更多例句专业释义机械工程正齿轮组