ball grinder什么意思
1. 球磨机：ball float shoe 球形浮鞋 | ball grinder 球磨机 | ball hardness 钢球硬度
2. 球磨：ball clay 块状粘土 | ball grinder 球磨 | ball joint 球窝接头
3. 球磨床：ball grains || (糖的)晶簇, 团状结块 | ball grinder || 球磨床 | ball grip || 球状手柄
4. 球磨床,球磨机,磨球机：ball governor ==> 球调节器 | ball grinder ==> 球磨床,球磨机,磨球机 | ball grinding machine ==> 钢球磨床