rolling-contact bearing with rolling bodies circulating partly without carrying load
【化】 接触法硫酸厂
contact plant of sulfuric acid
暂无补充释义。
相关词条
self-aligning sliding-contact bearing
interpersonal contact
double-direction angular contact thrust ball bearing
allergic contact dermatitis
contact dermatitis
almost contact metric structure【数】
allergic eczenmatous contact dermatitis