The structure and principle of the new type of rubber balloon with water volumometer are introduced.
介绍了新型水囊式容积测定仪的结构和原理,提出了用新型水囊式容积测定仪测试密度的方法。
The organization and principle of the new type of rubber balloon with water volumometer are introduced.
介绍了新型水囊式容积测定仪的结构和原理。