冻结点

• Methods for determination of the freezing - point depression of milk - methods - hortvet method
  牛奶冻结点下降值的测定方法.霍尔特维特法
• Standard test method for use of the refractometer for field test determination of the freezing point of aqueous engine coolants
  现场试验测定含水发动机冷却剂冻结点用折射计的使用标准试验方法
• Methods for determination of the freezing - point depression of milk - recommendations for the interpretation of the freezing - point depression of herd milk
  牛奶冻结点下降值测定方法.第2部分:放牧牛奶冻结点下降推荐规范