acid value test的用法和样例：
- The refrigeration was helpful in the sta-bility of acid value.
- Saponification value, acid value of waste oils and water content were tested.
- The compound beverage was made with mung bean and hawthorn as the raw materials.The processing technology was studied to determine the best ratio of sugar to acid value through orthogonal test.
- The process of decreasing the acid value of the booster pellets used semifinished PETN was studied by the exploring test in lab, the mini test and the medium test on the production line.