accumulated temperature and its duration的用法和样例：
- Developmental Threshold Temperature and Effective Accumulated Temperature of Coccinella undecimpanctata L.
- But when the soil had been preloaded, the coefficient would change with the overload ratio and its duration time.
- Blackened circles denote accumulated temperatures and open ones crop yield.
- The right half of the Gantt chart is a bar chart along a timeline in which each bar represents a task, its start and finish date, and its duration.