stiefel mannesmann type piercing mill
斯蒂弗尔曼内斯曼型穿孔轧机
斯蒂弗尔-曼内斯曼型穿孔轧机
Bi-Cone Type Hydrocyclone
combined cone type cutting head
cone [type] loud speaker
cone roll piercing mill
cone type mixer blender
cone type roller bearing
cone type roller bearing rock bit
cone(type)coupling taper coupling