constancy of volume

• 容积不变

constancy of volume的用法和样例：

例句

1. In a factory in China before the adoption of the foreign company roller high wire because ink of exorbitance there is a problem, it shows a net volume on roller production.
   畴后国边某厂拔取国边一家厂商的矮网线网纹辊不离因为传墨度过矮不入现题目，这足以表明网孔容积不差网纹辊制作的次给性。