The time resolution is greatly improved by the use of PAC (from nanoseconds to a few microseconds) and PBD (from a few microseconds to several milliseconds).

• 而无论是利用光声波热卡计（从奈秒至数微秒），或是光热雷射折射仪（从微秒至数毫秒），整个时间的解析度都大幅提升了。