特殊用法air valve camshaft1.空气阀凸轮轴brake camshaft1.制动凸轮轴breaker camshaft1.断路器凸轮轴gear-driven camshaft1.齿轮传动式凸轮轴overhead camshaft1.顶置凸轮轴steering camshaft1.转向蜗杆凸轮轴