The film of aliginate calcium gal and the pre -disposition of oilly liquid can prevent shrinking or breaking of juice sac,but if the operation was not suitable ,discoloring may be caused.

 
  • 海藻酸钙凝胶薄膜和含油溶剂预处理能很好地防止汁胞的萎瘪破碎,但操作不当容易造成褪色。
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