タイトルまたは説明

  FEATURES:
1. The main engine introduces sophisticated devices such as high-speed motor,totalizing-enclosed muting device ,dusproof device,ect 
 
2.The weight is reduced to 1/3  

3.the nose is drastically cut down   4.small volume,light weight ,high power,low noise,without vibration,long service life and easy maintenance   5.Apply to :medical treatment and health ,science and technology ,experiment ,induxtrual production,daily life,ward sterilizing .