round belting

belting英语的解释,belting的英语翻译,b... ... canvas belting 帆布带传动装置 round belting 圆带装置 double belting 双带装置 ...

直角三角形_馆档网 ... "圆杆,圆条"," round bar" "圆带转动"," round belting" "圆凿"," round chisel" ...