threshold power density measurement

例句：

1. 1.This threshold power density measurement is crucial for understanding the system's performance.
   这个门槛功率密度测量对于理解系统的性能至关重要。
2. 2.The research team conducted a threshold power density measurement to determine the optimal operating conditions.
   研究团队进行了一次门槛功率密度测量，以确定最优的操作条件。
3. 3. The threshold power density measurement was used to identify the most efficient energy conversion process.
   门槛功率密度测量被用来识别最有效的能量转换过程。