词汇	timing spring
释义	timing spring 🌏定时弹簧
随便看	large hydropower station large hydropower system large icons large ideas large igneous province large igneous provinces large image large image colour printer for ct large impawn heat exchanger large imperial large in braking torque large inclination large inclination angle large inclination belt conveyor large inclination oblique beam large inclind angle large inclined angle large-inclined angle large inclined angle belt conveyor large inclined angle seam large income large increase large incremengs large increment method large indefinite amount