The aged leader was exhausted by the exaction of a pitiless system.
作为年迈的领导人，冷酷无情制度的苛求使他心力交瘁。
2
Concept lattice is recently fast developed as a tool for data analysis and rule exaction.
概念格是近年来获得飞速发展的数据分析的有力工具。
3
During the period of building the data warehouse, we mainly researches the method of the exaction , transform and load of the data in different kind of data resources.