工学 膳食调查 释 specific proposed levels; SPL 特定建议值 膳食中具有改善人体生理功能的成分有利于维护人体健康所应达到的摄入量。 工学 声压级 释 sound pressure level; SPL 声压级 用来表示声音的强弱，以对数尺衡量有效声压相对于一个基准值大小的物理量。
软件工程 释文 software product line, SPL 软件产品线
- Historical Trilogy
- historical urban geography
- historical view
- historical view that treats history as the process including human value activity
- historical view that treats history as the process merely decided by objective truth on the law of social development
- historical vitalism
- historic and scenic mountains and rivers
- Historic Bridgetown and its Garrison
- Historic Centre of Kraków
- Historic Centre of Macao World Culture Heritage
- Historic Centre of Shakhrisyabz
- Historic Centre of the City of Salzburg
- Historic Centre of the Town of Olinda
- Historic Centre of Vienna
- Historic City of Vigan
- Historic City of Vigan World Culture Heritage
- historic cultural areas
- historic-cultural nature of human
- Historic Ensemble of the Potala Palace, Lhasa World Culture Heritage
- historic environment
- historic garden and park
- historicism
- Historic Jeddah
- historic map
- Historic Monuments of Dengfeng in “The Centre of Heaven and Earth” World Culture Heritage