straight gear是什么意思

用法例句

Analysis on warm extrusion processing parameters of spur gear and numerical simulation of die wear;

直齿轮温挤压工艺参数分析及凹模磨损数值模拟

Numerical Simulation based on that the Different Modulus affect the Spur Gear Shaping;

基于不同模数对圆柱直齿轮挤压成型影响的数值模拟

Model for the distribution of carburized case depth of spur gear in warm forming after car burizing;

直齿轮“渗碳-温挤”渗碳层厚度分布模型