period of storage的用法和样例：
例句
- Results Temperature was the main influencing factor of amygdalin content, then came humidity and storage time.
结果温度是影响苦杏仁苷含量的主要因素，其次是相对湿度和贮存时间。 - The results also showed that the increasing effect of long storage time and the later stage of laying cycle on hatchability.
越是产蛋后期，种蛋贮存时间越长，对孵化率影响越大。
